Hayes Dominion A2 Caliper Rebuild KitPerfect for servicing your Hayes Dominion A2 hydraulic disc brake caliper, this kit contains the pistons and seals required to breathe new life back into your braking setup. Suitable for rebuilding one caliper. Genuine Hayes spare parts.Features: Use: Mountain Bike (MTB) Compatibility: Hayes Dominion A2 Includes: Pistons and o-rings for servicing one caliper Genuine Hayes spare parts Manufacturer's Part Number: 98-36140-K101Buy Hayes Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
This top-quality model features a piston that's actuated by a cam and a roller system to eliminate any free play and initial friction. Additionally, its classic split clamp design makes the master cylinder easy to install on your handlebars without having to remove anything else. Finally, it's directly compatible with any Shimano I-Spec type shifter, so there's no need for an additional mount to attach the shifter to the master cylinder. Please Note: These brakes are sold individually and do not include rotors.
The superb Hope Tech 3 E4 offers excellent stopping power and its solid ergonomic caliper construction comes from one-piece CNC-machined T6 aluminium alloy. Additionally, it boasts 5 percent superior stopping power when compared to Hope's previous model.
Prepared to keep your momentum flowing across mixed terrain conditions, this brilliant component features a tough aluminium construction. This makes it perfect at withstanding all the sudden knocks and jolts from trailside obstacles and the increased pressure from consistent braking on long adventures. Adjustable MTB Lever Engineered for straightforward ease of use, this fantastic model comes equipped with a toolless adjustable reach. This makes it easy for you to tweak the distance between its lever and your handlebar for a more rider-tuned feel. As a result, you'll be able to attack every climb and descent with confidence thanks to it matching perfectly with your hand-size, riding style and the terrain conditions. DUO Design Designed for riders who want to operate two calipers individually with one hand, this version's revolutionary lever is kitted out with a DUO master cylinder. This means you'll be able to enjoy two independent circuits which are wired into one master cylinder. This means you can maintain your momentum with one hand as you explore from the top of the mountain to the bottom of the forest floor. Please note: A rotor is not included with this item.
Ready for racing, this XC disc brake features a high-quality carbon lever blade for powerful and consistent braking operation without adding any unnecessary excess grams to your handlebar set-up. Hope has also equipped this model with titanium hardware for extra strength, while also keeping its weight reduced to a minimum. Another highlight is its XCR X2 one-piece caliper that's CNC-machined from high-grade forged aluminium, making it durable and reliable as you tackle demanding mixed terrain conditions on your ride. XC Disc Brake with Reach Adjust Hope has kitted out this XC disc brake with a lightweight and minimalist design, so you can enjoy easy-to-use braking operation. Benefitting from an adjustable lever reach, you can fine-tune the gap between the lever blade and your handlebar so that it perfectly matches your hand size or riding style. This gives you a more rider-tuned feel when braking as well as increased comfort and control when racing. With a design that offers a 10% power increase over the Race Evo lever and weighing in at only 199g (approx.), the Hope XCR Pro X2 Brake - No Rotor is the ultimate upgrade for smooth, light and versatile XC braking performance. Manufacturer's Part Numbers: XCRPX2SFL Silver 925mm Front-LH Front-LH XCRPX2SFR Silver 925mm Front-RH Front-RH XCRPX2SRL Silver 1700mm Rear-LH Rear-LH XCRPX2SRR Silver 1700mm Rear-RH Rear-RH
Whether you're competing in an enduro event or wanting a more confident, performance-orientated braking setup for your trail riding adventures, this hydraulic disc brake is developed for reliable, consistent braking operation. It features a more ergonomical lever shape that's designed to provide the best mechanical advantage during braking. Another highlight is its increased power when compared to its predecessor the Tech 3, which allows it to offer a 30% pressure increase. Race Ready Hydraulic Disc Brake The Tech 4 E4 builds on Hope's 25+ years’ experience designing and manufacturing hydraulic brake systems. The Tech 4 uses updated internal sealing for reduced friction and the pivot spins on roller bearings, allowing the spring rate to be reduced. The lower spring rate in turn gives a lighter lever action, reducing rider fatigue and keeping the legendary feel and modulation. The updated E4 caliper utilises hybrid-style stainless steel pistons with a phenolic insert allowing for smoother movement and less maintenance, while still able to manage high temperatures without heat transfer during extreme use. Tool-Free Reach Adjust Designed for simplicity, Hope has kitted out this mountain bike (MTB) hydraulic disc brake with a tool-free reach adjustment and bite point. This means that you can easily fine-tune the distance between the lever blade and your handlebar for a more customised braking feel that matches your hand size as well as your riding style. Coming complete with a range of performance-enhancing technologies, the Hope Tech 4 E4 Brake - No Rotor is a perfect upgrade for powerful and consistent braking performance, wherever your next ride takes you. Technologies: - 30% pressure increase compared with the Tech 3 brake. - Hinged clamp design to reduce weight and reservoir area increased to lower overall stack height. - Shifter integration has been improved and now offers 30° of angle adjustment as well as neater packaging and compatibility with the latest shifters. Lateral adjustment on both sides of the master cylinder is also possible to give a wide range of lever position options. - Hybrid-style pistons that allow smoother movement and require less maintenance, and a phenolic insert to manage heat transfer during extreme use. - The Tech 4 retains the tool-free bite point and reach adjustments from the Tech 3. - All Tech 4 brakes are supplied with new racing compound pads.
Keeping your ride under full control as you hammer down the trails, this MTB hydraulic disc brake has been self-proclaimed by Hope as its most powerful brake. It features a 30% pressure increase compared with the Tech 3 brake, making it ready for all of the demands that come with all-day epics on your favourite mountain routes. Hope's Most Powerful Brake The Tech 4 V4 builds on the brand's 25+ years’ experience designing and manufacturing hydraulic brake systems. The Tech 4 uses revised internal sealing for reduced friction and the pivot spins on roller bearings, allowing the spring rate to be reduced. The lower spring rate in turn gives a lighter lever action, reducing rider fatigue and keeping the legendary feel and modulation. The updated V4 caliper utilises hybrid style Stainless steel pistons with a phenolic insert allowing for smoother movement and less maintenance, while still being able to manage high temperatures without heat transfer during extreme use. Tool-Free Reach Adjust Designed for simplicity, Hope has kitted out this mountain bike (MTB) hydraulic disc brake with a tool-free reach adjustment and bite point. This means that you can easily fine-tune the distance between the lever blade and your handlebar for a more customised braking feel that matches your hand size as well as your riding style. Coming complete with a range of performance-enhancing technologies, the Hope Tech 4 V4 Brake - No Rotor is a perfect upgrade for the most powerful braking operation as you carve your way around the mountain. Technologies: - 30% pressure increase compared with the Tech 3 brake. - Hinged clamp design to reduce weight and reservoir area increased to lower overall stack height. - Shifter integration has been improved and now offers 30° of angle adjustment as well as neater packaging and compatibility with the latest shifters. Lateral adjustment on both sides of the master cylinder is also possible to give a wide range of lever position options. - Hybrid-style pistons that allow smoother movement and require less maintenance, and a phenolic insert to manage heat transfer during extreme use. - The Tech 4 retains the tool-free bite point and reach adjustments from the Tech 3. - All Tech 4 brakes are supplied with new racing compound pads. Please note: The V4 caliper is not compatible with all direct mount 180mm forks due to the large piston design and variation in mount positions. We recommend running the V4 caliper with the correct mount and a 200mm rotor in this application. The V4 caliper is also not compatible with the 2021 Commencal Supreme DH frame 200mm Direct Postmount.
This trail-ready MTB hydraulic disc brake features an updated lever shape that's designed to provide better ergonomics for a superior mechanical advantage during braking. Hope has also improved its functionality to provide a 30% pressure increase compared to its predecessor the Tech 3 brake. Shifter integration has also been improved and it now offers 30° of angle adjustment as well as neater packaging and compatibility with the latest shifters. Lateral adjustment on both sides of the master cylinder is also possible to give a wide range of lever position options. Lightweight MTB Hydraulic Disc Brake The Tech 4 X2 builds on the brand's 25+ years’ experience designing and manufacturing hydraulic brake systems. The Tech 4 uses revised internal sealing for reduced friction and the pivot spins on roller bearings, allowing the spring rate to be reduced. The lower spring rate in turn gives a lighter lever action, reducing rider fatigue and keeping the legendary feel and modulation. Combine this with an updated X2 Postmount or Flatmount caliper a lightweight adjustable brake. Tool-Free Reach Adjust Designed for simplicity, Hope has kitted out this mountain bike (MTB) hydraulic disc brake with a tool-free reach adjustment and bite point. This means that you can easily fine-tune the distance between the lever blade and your handlebar for a more customised braking feel that matches your hand size as well as your riding style. Coming complete with a range of performance-enhancing technologies, the Hope Tech 4 X2 Brake - No Rotor is a perfect upgrade for reliable, lightweight braking without adding any unnecessary excess grams to your ride. Technologies: - 30% pressure increase compared with the Tech 3 brake. - Hinged clamp design to reduce weight and reservoir area increased to lower overall stack height. - Shifter integration has been improved and now offers 30° of angle adjustment as well as neater packaging and compatibility with the latest shifters. Lateral adjustment on both sides of the master cylinder is also possible to give a wide range of lever position options. - The Tech 4 retains the tool-free bite point and reach adjustments from the Tech 3. - All Tech 4 brakes are supplied with new racing compound pads.
Ideal for all-mountain and enduro riding, used along with one of Hope’s powerful and adjustable levers, this caliper will help you to enjoy super fine descending control and awesome stopping power.
As well as offering a significant weight saving, they also allow the rotors to expand or contract with changes in temperature.