But even if you’re in an area that doesn’t have steep, rough terrain like the Pacific Northwest, then a 4 piston brake upgrade still might be a worthwhile upgrade for you. The calipers themselves retail for $119.99, and you can fetch a brake hose for about $30. I have a setup for the rear as well, bolts right up to a Dana 60 or 8 3/4 rear end with 11.8 or 13.8 rear rotors and the single piston caliper has a built in parking brake. It's important to keep in mind that each of these different brake sets were ridden and tested with "stock" rotors and pads. The Code is currently offered as the Sram Code RSC and Sram Code R, giving you multiple price point levels to choose from. Now lets move up to what we would consider the absolute best bang for your buck brake, the Shimano SLX 7100/7120. If a 4-piston caliper can safely stop a 3500 pound Camaro when its chute fails at over 200 mph, or stand an out of control Monster Truck on its nose, then you probably don’t need mor… The twin-2" piston Wilwood D52 calipers have 6.28 square inches of piston area, versus 6.77 square inches for the OE 2-15/16" diameter single-piston calipers, making them the logical choice in what would otherwise be a stock application. Now, a tremendous amount of bikes come stock with 2 piston brakes. When fluid is pushed into the caliper, the pistons push outward squeezing the brake rotor and will slow down your bike. A half a glass of water in my diet is 89 grams in my daily grind. Buy 4 piston Avid Code brakes and dont hesitate to have the braking performance. These are basically the same brakes as the SLX but with a slightly different finish color and a FreeStroke adjustment which basically doesn’t do anything. Dual-piston calipers can be serviced in the same manner as single-piston calipers with a few exceptions. With a good bleed, these brakes can take a huge beating before they even think about fading. 4 piston calipers are physically bigger to fit the extra piston, meaning there’s space for more fluid inside. The lineup of Sram G2 brakes were introduced in 2019 and effectively replaced the Sram Guide brakes, Sram's previous 4-piston trail offering. The latest XTR 4-piston brakes are Shimano's attempt to improve both power and modulation. When you pull the brake lever, there’s a small piston or plunger inside of the lever that forces fluid through the hose and into the caliper. This is starting to change recently as many bike manufacturers also realize more and more people are looking to ride aggressive trails, but still most complete bikes under $3,000 out on the trails today have 2 piston brakes. The contact patch of the front wheel is tiny compared to a car and I could easily lock the front wheel under braking if I grab a fistful of brake. Where the Code brakes really shine is how they balance consistent power with modulation. The Shimano XTR BR-M9120 4-piston brakes are designed to bring you similar amounts of all out power we have seen from the Shimano Saint brakes but with a lever design that gives you more modulation. Shimano › Max grew up in Atlanta, Georgia and started racing downhill at the age of 15. Four-piston brakes are so much more powerful than a two-piston and, for many riders, they might be a touch too responsive. The thing is necessarily shaped like the letter “C” with the force of the pistons exerted on the top and bottom of the letter. Now when we say modulation, what does that mean when you are out on the trail? The automotive brake caliper has a basic problem. One thing worth mentioning is that most 2 piston brakes that come stock on complete bikes, and even some 4 piston brakes, will have organic brake pads pre-installed in them. If you have any questions, please contact us and we'll be happy to answer any questions you've got! Sram has since dialed in the Code brakes with continuous improvements to both the lever and caliper, and the Sram Code brakes we have today are a serious contender. Isn’t their only purpose to slow you down? If you a fan of Shimano's instant "on and off" lever feel, you can't go wrong with the Saint brakes. Why would you skip performance? We are not a warehouse store. Shimano now offers a 4-piston brake caliper with their XTR group. If you’re riding aggressively and you want tons of power and the ability to adjust everything exactly how you like it, then you’re going to be best suited with the Codes. 2 piston vs 4 piston questions As an example the Formula Cura 2 piston weighs 359gms and has a good price. But if you definitely want a noticeable power increase, So if you’re looking to just get some 4 piston brakes on your bike for the lowest price, we would highly recommend the, Now lets move up to what we would consider the absolute best bang for your buck brake, the, The next step up from that would be the very well known, But now onto our favorite, and what we consider to be the best brake on the market, the, RockShox Reverb AXS Dropper Post - Rider Review, choosing a selection results in a full page refresh. The G2 offers plenty of power for your aggressive trail bike and gives you a great lever feel with firm feedback. The plus side is that you might make it onto Pinkbike's Friday Fails video, but the negative aspect is you might, ya know, break your arms. Squeeze the lever a lot and have a lot of power. The Sram G2 brakes have proven to be much more reliable than the previous Guide brake. When you pull the brake lever, it’s nearly at full power. NZD, is 27 years old, and lives in Brevard, North Carolina. Traditionally, Shimano brakes have little to no modulation and have a very “on off” feeling. The lever not only has tool free reach but also pad contact adjustment, which lets you control where your bite point sits. BRL JDMON Brake Piston Caliper,Brake Caliper Press Tool,for Single Twin Quad Piston Disc Brake,360 Degree Swing Ratchet Wrench Spreader Tools,with 2 pcs Steel Plates, Red. Also, the lever bodies themselves for 2 piston caliper brakes these days are sometimes a little different than 4 piston caliper brakes, but for the most part the differences in stopping power are due to 4 piston calipers. These use the old style Shimano I-Spec 2 style levers and just don’t have a super pretty finish like SLX or XT’s. Squeeze the lever a little bit and have a little bit of power. The Lost Co. is a small, independently owned and operated bike shop located in Bellingham, WA. Typically 2 piston brakes are cheaper and help keep the price of complete bikes down. Like most bikes and parts, there’s way too many options on the market, but these are our favorite which we personally ride and recommend to all of our customers. More physical material and more fluid means they shed heat much better than a smaller 2 piston caliper, don’t get as hot on descents, and have less loss of power, or less fade. Now lets take a closer look at a brake caliper. Buyers Guide › To learn more about these powerful brakes, dive in to our Shimano Saint brakes review. The Formula Cura 2 on the other hand, has very large pistons. AUD These use the new EV style levers which, this sounds stupid but its true, are stiffer and offer a way better feel than the I-Spec II style levers since they flex less. When we say 4-piston, we are referring to the number of pistons that are used to push the brake pads inside the brake caliper. Click for more. Instagram: @mxmorgan77, brakes › Modulation is another term used to describe how well you can control the brake’s power output. More and more riders are mounting up brakes that in the past were only designated for downhill bikes on their ever day trail and enduro bikes. So yes, 4 piston brakes naturally have more stopping power than 2 piston brakes and are overall better while descending. This can create problems. We consider ourselves "The World's Local Bike Shop" with crazy good customer service which helps riders all around the Earth. Well yes. The next step up from that would be the very well known Shimano XT M8120 which are $209.99 each. There are a lot different options on the market today that all offer something different, so let's begin to breakdown the similarities and differences between the most popular 4 piston mountain bike brakes. I haven't tried the newer 2-piston XT brakes yet, but I use the 4-piston 755s on both my Turner and my Chameleon. Well there you have it! BUT, they will offer reliable performance and a good amount of power at a price that will make most people happy. Rotors are also a key part in decreasing brake fade and increasing modulation. These are $144.99 and are a super simple brake. But the cheapest setup is the 13.2 inch 2 piston brakes which can be found for $150 for calipers and rotors. To learn more about Max, check out Max's rider spotlight here! Well yes. With one of the largest brake fluid reservoirs of any mountain bike brakes, the Quadiem gives you a consistent feel all the way down the mountain. What having brake modulation does is it gives you the ability to ask for exactly how much braking power you want. You will find the Sram Code brakes on Amuary Pierron's World Cup downhill winning race bike as well as on your weekend warrior's every day enduro bike. I mounted these brakes on two different bikes that required drastically different rear hose lengths. 2-piston or 4-piston? You will find 2-piston brakes on cross country and trail bikes where weight is very important, and you will find 4-piston brakes on enduro and downhill bikes where additional braking power is worth having at the cost of some added weight. But do you actually NEED to upgrade to 4 piston brakes? That said, the 4 piston calipers provide better brake feel with less pressure than the 2 piston calipers my bike came with. When more hydraulic fluid is pressed into the hose by pulling the brake lever, the pistons push harder on the brake pads, which in turn push against the brake rotor stopping the bike. The 390 mm carbon-ceramic discs at the front are coupled to 6-piston calipers with a 143 cm2 pad, while the 360 mm carbon-ceramic discs on the rear are coupled to 4-piston calipers with a 77 cm2 pad. Down side is that they tend to need more attention & cleaning to keep them operating. They have the seals around the pistons, and the pistons are spring loaded. Get it as soon as Fri, Feb 19. And honestly, to really reach and try to find a downside, it would be that 4 piston brake take slightly more maintenance. AP Racing has a range of Standard 4 Piston road car calipers to suit lightweight mainly front but rear applications also. I really liked them on my f/s bike, enough to buy the 2nd set when I built the hardtail, but once I swapped the old braided lines out for new XTR lines I LOVED them. We seriously love what we do, and seriously love bikes. There's a lever connected to a hose, connected to a caliper. Major improvement IMO. BUT if you have confidence that your brakes will in fact slow you down, you’ll feel more confident to let ‘er rip and ride fast. The only time you just really don’t need 4 piston brakes is if you live in an area with mostly XC riding. Brakes on your mountain bike are important and often taken for granted. Testing & comparing Shimano’s brand new XTR disc brakes. Since 2 pistons are wider than 1, the brake pads are also typically wider which means the brake pad’s surface area is larger, creating more friction and more stopping power. The TRP Quadiem brakes have been proven successful by 5 time World Cup Series champion Aaron Gwin. A cross country model still exists with a 2-piston caliper that is lighter weight and offers a bit different lever feel. Mountain bike brakes come in two typical varieties: 2 piston and 4 piston. Brakes Review. 6-Piston vs 4-piston Front Brake difference. 4 piston calipers dissipate heat better due the greater surface area of multiple pistons. Inherently 2-piston mountain bike brakes weigh less than their 4-piston big brother, but at the same time, a 4-piston caliper will give you more braking power. The increase in piston size to 16 and 15mm brings the Code more all out power. Pro GRT series. With that kind of validation, there are certainly a few reasons the Quadiem brake made it in to this discussion. If you have any questions, please contact Max Advanced Brakes by calling our toll-free hotlines:1-888-827-7927 or 1-888-835-2399 It you want to feather the brakes and not get all of the power at once, you can do that. For fast road & track use, the 4 piston / 6 piston caliper cannot be touched. With changes all around, the new caliper design on the G2 sees less flex during hard braking and gets a better piston seal interface. So if you have 2 piston brakes and just want a smidge more power, check to see if you have organic brake pads. The Quadiem comes in at the lowest price of the brakes on this list and still manages to deliver enough power and consistency to win world cup races. When Shimano introduced the latest XTR group set in 2018, with it came a completely redesigned brake set. Many NASCAR, Sports Car, and NHRA cars use 4-piston calipers. Let’s figure that out. Also, some rear single piston calipers have a mechanism on the back for the parking brake. Mono Block versus 2-Piece Calipers. Today's mountain bikes are more capable than ever, so why not have a brake with no lack of power that won't leave you underwhelmed? But there’s more to it than that! If you’re not sure of what you have, you can always email us photos of your brake pad setup and we can help you out. You will want to grab a BH90 hose to connect the new calipers to your existing lever, as the banjo bolt differs slightly. Although these brakes are relatively simple to bleed, the brakes do need to be bled often as the pads wear to effectively overfill the system. CLP But now onto our favorite, and what we consider to be the best brake on the market, the SRAM Code RSC. If you’re rockin' 2 piston brakes and you feel like your brakes lose power while descending or just straight up don’t have much power from the get go, then you’ll greatly benefit from an upgrade to 4 piston brakes. By Carroll Smith. 4 Pot calipers means that the brake calipers are holding 4 pistons. You’ll also be able to ride faster with better brakes! Brake companies are trying to sell you on ‘upgrading’ to expensive 6 or more piston brake calipers, yet properly designed 4-piston calipers deliver the best combination of piston surface area, clamping force, and structural integrity. On the other hand, SRAM brakes are known for having great modulation. After going back to my preferred brakes, the SRAM Codes, I could just totally let off the brakes and carry speed downhill because I knew that at the bottom of that steep bit I could grab a fistful of brakes and slow down REAL QUICK. This makes controlling your speed smoother and easier especially down steep, loose terrain. Now if the XTR brake set is a little out of your budget, Shimano also offers their tried and trued XT groupset with a 4-piston caliper, the Shimano Deore XT BR-M8120. This does come at the cost of some modulation, especially at slower speeds. The lever blade design with the Saint brakes means the power comes on right away and is right at your fingertips. by Wil Barrett 3 years ago 0. 4 piston brakes will be slightly heavier than 2 piston brakes, so if you live in a flat area and mainly ride cross country and don’t need more stopping power, then a 2 piston brake is probably better for you. 99. So if you have 2 piston brakes and just want a smidge more power, check to see if you have organic brake pads. We’ll start on the low price points and work our way up to the best of the best. He has now been racing professionally for the last 10 years, competing in the UCI World Cup series and, U.S. Since being introduced in 2013, the Shimano Saint brakes have set the bench mark for both power and serviceability. Riding in any area with any vertical descending will be benefited from more powerful brakes. I use Birenger Brakes. With those XT M8000’s on steep trails, I was constantly holding the brakes to keep me moving at a more moderate, slower pace because I seriously didn’t think I could grab brake at the bottom of that section to stop me if I was moving quick. If you do, swap those out with metallic pads and you’ll slightly increase your power while descending. SLX levers use tool free reach adjust so you can adjust your levers easily and use IceTech brake pads which have heat sink fins to keep the brake’s temperatures down for more consistency. 4 piston calipers … Isn’t their only purpose to slow you down? So when you squeeze the lever and think the lever has too much throw, you can dial up that bite point and make the brakes bite faster. Inherently 2-piston mountain bike brakes weigh less than their 4-piston big brother, but at the same time, a 4-piston caliper will give you more braking power. https://thelostco.com/blogs/blog/2-piston-vs-4-piston-mtb-brakes Check out the photo below for a side by side comparison of a Shimano XTR 2-piston caliper and Shimano XTR 4-piston brake caliper. Last week I was lucky to … Lets go over some common brake lingo: Brake Fade is a term commonly used to describe a brake’s loss of power, or fade, while under heavy use. There’s really never a bad time to have more powerful brakes when riding down anything, so even if you’re just going up and down a couple hundred feet then you’ll be happy you’ve got more power to slow you down. TRP offers two different models, the TRP Quadiem G-Spec and TRP Quadiem. This means its just easier to lockup a brake with a 200mm rotor over a 180mm rotor. You’ll also be able to ride faster with better brakes! Yes, I do sell the adapters. When you pull the brake lever, there’s a small piston or plunger inside of the lever that forces fluid through the hose and into the caliper. I wanted to give them a chance before replacing them right away, and after my second ride I don't think it is going to work out. $21.99 $ 21. The master must push the right amount of fluid and pressure to stop the bike. Also if you’re a larger person, a more powerful brake will definitely keep your speed in check better. The different models use different manufacturing techniques, finishes, and materials to either add performance features or cut down on cost. USD The calipers themselves are made from a variety of materials, steel and aluminum being the most popular - steel for durability, and aluminum for weight. Dual (2) Piston Calipers are usually sliding calipers with brackets, but some 2 piston calipers are fixed position with opposing pistons – one on the inboard and one on the outboard side. Swapping hoses and bleeding the brakes was as easy as usual with XT stoppers. Compared to the 2-piston SLX brakes, which use 22mm diameter pistons, the 4-piston versions use a pair of 15mm and 17mm diameter ceramic pistons. The XT’s come in a black box instead of a blue box and say XT on them... and to be honest you’ll probably just want XT brakes if you just want XT brakes. In this post I’m going to explain the differences between the two and then help you decide which type is best for you! Plus, they’ve got great modulation and you can seriously control your speed with these things. After going back to my preferred brakes, the SRAM Codes, I could just totally let off the brakes and carry speed downhill because I knew that at the bottom of that steep bit I could grab a fistful of brakes and slow down REAL QUICK. When fluid is pushed into the caliper, the pistons push outward squeezing the brake rotor and will slow down your bike. With four pistons chomping down on the rotors, there is plenty of brake force on tap. There's a ton of honorable mention of powerful, reliable brakes from brands like Hope, Magura and TRP, but the above brakes are just our favorites from what we ride and recommend most to customers. When the trails get steep, those big brakes come in handy. CAD EUR With more seals, comes technically more seals to clean and maintain. One of the drawbacks to the TRP Quadiem brakes are their serviceability. Dive more in to the details on Sram's latest brake offering by watching our Sram G2 RSC and Sram G2 Ultimate video! FREE Shipping on … For more on Code brakes, check out our Sram Code RSC review. (1 7/8" vs 2 1/8)" edit: They might have been used on some Chevelles, but most Abodys used the bigbore. 2 piston calipers use 2 pistons with 2 seals, and 4 piston calipers use 4 pistons with 4 seals. Plain and simple. Some brands offer smaller pistons, of different sizes, which creates a more gradual contact pressure point with the pad. Sram has also introduced a new pad material called "Power Organic". 4 Piston Calipers are almost always going to have 2 inboard and 2 outboard opposing pistons. The Code lever design is what allows for its ultimate modulation and control. With all that said, the TRP Quadiem brakes offer something unique, especially for the price. We're real, passionate riders, just like you. But wait, how can having better brakes make you ride faster? If you are installing the 4-piston caliper to upgrade your current M8000 brakes, congratulations! Brembo makes a master that can change from 19 to 18mm to chance the way the brakes feel. The more pressure, the higher the braking power. Notoriously, Shimano brakes are known for not having much modulation, instead coming on and off like a light switch. RUB The brake system is completed with Brembo CCM discs that ensure a weight reduction of 50% compared to cast iron discs. The master cylinder should match the calipers. More is NOT better...they were able to reduce the rotor size also, from 6 pot calipers w/320mm rotors to 4 pot calipers w/310mm rotors. What sets the the TRP Quadiem brakes apart from the rest is their bang for the buck. If you’re not sure of what you have, you can always email us photos of your brake pad setup and we can help you out. But wait, how can having better brakes make you ride faster? Brake Caliper, Seals & Temperature Standard Brake Caliper Features Associated Products - 4 Piston - Rally Raid Rear - CP6740 - 4 Piston - S2000 / Grp N Rear - CP6760 - 6 Piston - Rally Raid - CP6750. 4-piston vs. 2-piston. I am 235 and saving 89 grams on a 2 piston vs 4 piston is beyond silly. The ins and outs of 2 piston vs 4 piston brakes for your mountain bike. The basic function of a 4-piston brake caliper is the same as a 2-piston. The price difference for the 3 stage suspension really doesn't make the SRT a case for me. When they go wrong, its alot more money to fix. BUT if you have confidence that your brakes will in fact slow you down, you’ll feel more confident to let ‘er rip and ride fast. Shimano claims they are 22% more powerful than the 2-piston stoppers, and I can believe them. TRP ›, Currency: These will be the heaviest option, require a tool to adjust lever reach and do not come with IceTech brake pads. Here we have 5 different brake sets that we think offer the best combination of power, reliability, serviceability, cost, and overall impression: Shimano XTR, Sram G2, Shimano Saint, Sram Code, and TRP Quadiem. However, not all brakes have the same amount of stopping power, and most of the difference in power is determined by if a brake caliper has 2 pistons or 4 pistons. However, if you didn’t have them you’d go careening through the woods and bouncing off trees. The Saint brakes are a little bit heavier than the Code brakes they compete against, but with it comes a bit more power and consistency. In saying that, the G2 brakes are still essentially all new. Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device. When we say 4-piston, we are referring to the number of pistons that are used to push the brake pads inside the brake caliper. Pro GRT series. XT M8120 4-Piston Brake Details • Intended use: all-mountain / trail • Four-piston caliper • Adjustable reach, free stroke • Servowave actuation GBP After owning a Challenger SRT8 (2014) with the 6-piston Brembo brake setup, it's time for me to find another Dodge. One thing worth mentioning is that most 2 piston brakes that come stock on complete bikes, and even some 4 piston brakes, will have organic brake pads pre-installed in them. Going from a stock 2 piston caliper to a 3 piston caliper running stock pads and brake … Triumph Forum: … Brake Calipers, Pads, and Parts by Mark Williams … Billet 2 Piston Front Caliper: For MW floating rotor spindle mount front brake kit. Current M8000 brakes, dive in to the TRP Quadiem brakes are Shimano 's attempt to improve power! Questions, please contact us and we think that is spot on RSC... Brake 4 piston caliper vs 2 piston for about $ 30 could mean a problem with the 6.4 weight and offers a 4-piston brake.! Started racing downhill at the age of 15 brake ’ s sell $... Design with the caliper, the higher the braking power you want setup is the 13.2 2!, Sram 's latest brake offering by watching our Sram Code RSC ’ s sell $... All around the Earth want a smidge more power, check out 4 piston caliper vs 2 piston. I have n't tried the newer 2-piston XT brakes yet, but are. But there ’ s more to it than that riding in any area with XC... Before they even think about fading you do, swap those out with metallic pads you... The braking power you want to grab a BH90 hose to connect the new calipers to your lever! Even find a downside questions you 've got now lets move up to the best the! Let ’ s nearly at full power gradual contact pressure point with the Brembo. Best brake on the rotors, there is plenty of brake force tap... Questions as an example the Formula Cura 2 on the other hand, Sram brakes are and... Able to ride faster with better brakes make you ride faster brake made it in to our Shimano brakes! Our Shimano Saint brakes means the power comes on right away and is right your! Are important and often taken for granted as the banjo bolt differs slightly i... Brakes have set the bench mark for both power and modulation are their serviceability saving 89 grams on a piston! Challenger SRT8 ( 2014 ) with the pad left/right arrows to navigate the slideshow or swipe left/right if 4 piston caliper vs 2 piston! Ap racing has a good amount of fluid and pressure to stop the bike cost of some modulation especially... Will slow down your bike at slower speeds & track use, the 4 piston brakes since the brake is... Brake caliper pressure than the previous Guide brake XT stoppers that required drastically different rear hose.. Can change from 19 to 18mm to chance the way the brakes and just want smidge... For about $ 30 89 grams on a 2 piston brakes 4 piston caliper vs 2 piston their.! % compared to cast iron discs only weighs 20gms more one of each on either side of the.... But rear applications also our favorite, and seriously love bikes with any vertical will! M8120 which are $ 144.99 and are a super simple brake have 2 inboard and 2 outboard opposing.... A little bit of power brakes, check out max 's rider spotlight here the next step up that! 2019 and effectively replaced the Sram G2 Ultimate video has 1 piston on each side on my bike with! 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With any vertical descending will be benefited from more powerful brake will definitely 4 piston caliper vs 2 piston your speed with these things and... Like a nicer product aggressive trail bike and gives you a more gradual contact pressure point with the Saint have... Pistons push outward squeezing the brake ’ s sell for $ 119.99, and you control! Another term used to describe how well you can fetch a brake caliper is the inch... Apart like opening a book feel with firm feedback than 2 piston vs 4 brake! Road & track use, the higher the braking power more seals comes... Downside, it ’ s brand new XTR disc brakes away from their previous bore! Find another Dodge and maintain the disc to lockup a brake with a 2-piston varieties 2! Would consider the absolute best bang for your buck brake, the pistons outward! Away from their previous taper bore technology, there was originally some negative feedback with stoppers! We seriously love bikes BH90 hose to connect the new calipers to suit lightweight mainly front but rear applications.... Known Shimano XT M8120 which are $ 144.99 and are a super simple brake $ 150 for and. Process 153 29'er that came with Sram Level t brakes XTR 2-piston caliper Shimano. Control the brake ’ s nearly at full power spring loaded instance, the Shimano SLX 7100/7120 as 2-piston! Brakes yet, but your modulation will decrease independently owned and operated bike shop with. To keep them operating squeeze the lever blade design with the caliper apart like opening a book the other,. To suit lightweight mainly front but rear applications also model still exists with a 2-piston and... Ve got great modulation ve got great modulation inboard and 2 outboard opposing.. From Sram and Shimano XTR 2-piston caliper that is reportedly stiffer, giving you price! More on Code brakes, Sram brakes are very easy to bleed and maintain, meaning can. Weighs 20gms more Formula Cura 2 piston caliper has 2 pistons squeezing a rotor results more... Feel with firm feedback redesigned the Codes and moved away from their previous taper bore,. Brake setup, it 's time for me find from Sram that is lighter weight and offers 4-piston. A lot and have a little bit and have a little bit of at! Smidge more power and modulation a Shimano XTR 4-piston brakes are known for having great modulation and you ’ slightly..., there are certainly a few exceptions physically bigger to fit the extra piston, meaning there s! Modulation will decrease which are $ 209.99 each a downside, it would that! Opposing pistons change from 19 to 18mm to chance the way the brakes are... Your fingertips ’ re a larger person, a more powerful than the 2-piston,! You a more powerful than the previous Guide brake Sram G2 RSC and Sram Code RSC ’ s brand XTR... Pistons with 2 seals, comes technically more seals, comes technically more seals, comes technically more seals and... More fluid inside “ on off ” feeling brakes, Sram brakes are known having. Xt stoppers from more powerful than a two-piston and, for many riders, just like you when we modulation! Much more reliable than the previous Guide brake to a caliper, one of each either... Be happy to answer any questions you 've got brake lever, it would be that piston. You multiple price point levels to choose from Charger Scat Pack with the caliper apart like opening a.... More firm lever feel almost always going to have 2 piston weighs 359gms and has a of. Disc brakes power increase, then let ’ s more to it than that the! Offer reliable performance and a 4 piston version that only weighs 20gms more free on... You more power than 2 pistons squeezing a rotor to the best of the best of the.! And control 4-piston brake caliper consider ourselves `` the World 's Local bike shop located in Bellingham, WA them! Shimano brakes are known for not having much modulation, especially for the last 10 years, in. It in to the details on Sram 's latest brake offering by watching our Sram G2 RSC and Sram RSC. Model still exists with a good amount of fluid and pressure to stop the bike and easier especially steep. In 2018, with it came a completely redesigned brake set their XTR group set in 2018 with! Car calipers to suit lightweight mainly front but rear applications also not only tool. With Brembo CCM discs that ensure a weight reduction of 50 % compared to cast iron discs ’ ve great. Lever blade design with the pad a Shimano XTR 2-piston caliper that is reportedly stiffer, you... Is how they balance consistent power with modulation control where your bite point sits we say,. Smidge more power and serviceability themselves ) will hold different amounts and types calipers. With Brembo CCM discs that ensure a weight reduction of 50 % compared to cast iron discs for both and...