Parts

Road riders are going beyond where we've ever gone before. We're going farther and faster. And, when the road stops, we keep going. One thing hasn't changed: We want to push those boundaries without any distractions. So, we made eTap AXS for today's riders. The result: an intuitive, high-performance groupset that means you can focus on what's most important: your ride. Exploring new limits has never been easier. SRAM RED eTap AXS...Simply Beyond. Aftermarket groupset includes: - Rear derailleur (33T max rear cog) - Front derailleur - Shift-brake controls - Disc brake calipers - 160mm Center Lock rotors - Batteries - Charger

Road riders are going beyond where we've ever gone before. We're going farther and faster. And, when the road stops, we keep going. One thing hasn't changed: We want to push those boundaries without any distractions. So, we made eTap AXS for today's riders. The result: an intuitive, high-performance groupset that means you can focus on what's most important: your ride. Exploring new limits has never been easier. SRAM RED eTap AXS...Simply Beyond. Aftermarket groupset includes: - Rear derailleur (33T max rear cog) - Shift-brake controls - Disc brake calipers - 160mm Center Lock rotors - Battery - Charger

With the perfect balance of robustness and weight savings, the SRAM XX Eagle T-Type AXS™ Transmission groupset has the strength to handle big enduro days with the weight to make it manageable. This T-Type transmission takes a holistic approach to a bicycles shifting, an entire system synchronized, providing you with a superior ride experience. - AXS™ Pod ULT features a “click and fire” two-button design that transforms the crucial act of rider inputs into a vastly more personal experience for all your AXS™ controls - Engineered as integrated, interdependent transmission components, the XX Eagle T-Type rear derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface - XX T-Type derailleur offers the same intuitive pairing and set-up procedure as SRAM's Eagle AXS™ derailleurs - Derailleur features an overload clutch that boosts resiliency and a tucked-in profile that houses protection covers on the fully replaceable B-knuckle and outer link - To further its performance, the lower pulley called, "Magic Wheel", keeps spinning if an object becomes lodged - Shifting under load is made possible on the XX T-Type 10-52t cassette due to a combination of X-SYNC technology and cassette mapping, creating seamless shifts even during your hardest power output - The XX T-Type DUB carbon cranks, based on SRAM's proven design from years past, feature T-Type rings and are compatible with SRAM T-Type Quarq power meters - Crankset includes a removable 2-Guard aluminum bashguard to protect your chainring on more rugged terrain

The SRAM X0 Eagle T-Type AXS™ Transmission groupset is their most robust high-performance transmission. This T-Type transmission takes a holistic approach to a bicycles shifting, an entire system synchronized, providing you with a superior ride experience. - AXS™ Pod ULT features a “click and fire” two-button design that transforms the crucial act of rider inputs into a vastly more personal experience for all your AXS™ controls - Engineered as integrated, interdependent transmission components, the X0 Eagle T-Type rear derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface - X0 T-Type derailleur offers the same intuitive pairing and set-up procedure as SRAM's Eagle AXS™ derailleurs - Derailleur features an overload clutch that boosts resiliency and a tucked-in profile that houses protection covers on the fully replaceable B-knuckle and outer link - The X0 Eagle T-Type 10-52t cassette and derailleur contact directly, ensuring perfect alignment on every bike - Shifting under load is made possible on the X0 Eagle T-Type cassette due to a combination of X-SYNC technology and cassette mapping, creating seamless shifts even during your hardest power output - The X0 T-Type DUB all-aluminum crankset is the most advanced aluminum crankset SRAM has ever made and provides riders with a perfectly balanced stiffness to weight ratio - Crankset includes a removable 2-Guard aluminum bashguard for more rugged terrain to protect your chainring

- 35mm chassis with a focused all-mountain mindset - satisfyingly stiff, efficient and designed to eliminate as much weight as possible. - ButterCups block 20% of high frequency "trail chatter". Limiting these vibrations massively reduces hand and arm fatigue leaving you feeling fresh with more control. - Charger 3 features a new Internal Floating Piston (IFP) design with better fidelity, performance and truly independent adjustments without any "cross talk". - DebonAir+ is built to balance butter-like small bump feel, increased air volume, and higher overall ride height - Ultimate Bushing Package maximizes the fork's bushing overlap, reducing friction and creating the smoothest ride possible - Pressure Relief Valves eliminate unwanted air pressure build up in the lower leg caused by variations in altitude or temperature. - RockShox premium short fender included

Rally RK200 is tested to the extreme, so you can ride there too. This dual-sensing power meter delivers reliable power measurements and is easy to transfer between bikes, no matter what bike you're on or where you're riding. - Impeccably Designed Pedal—Rally power meters have undergone rigorous testing to ensure total reliability. Featuring a superior design with sensors housed inside, these sleek pedals install like any pedal. And they're quick to transfer between bikes. - Advanced Cycling Dynamics—In addition to total power and cadence, Rally RK200 measures much more. These metrics help you tailor your training around your specific weaknesses and strengths to help you improve. - Left/Right Balance—Measure power from your left leg versus power from your right leg to get a better look at how symmetrically you're producing power. - Seated vs. Standing—Track the amount of time you spend in each position and gauge position effectiveness. - Power Phase—Get a clear look at where you're producing power in the pedal stroke. - Platform Center Offset—Ensure proper cleat position by keeping track of where power is applied on the pedal. - Cleat Compatibility—For a comfortable ride, these pedals are designed with your favorite LOOK KEO cleats in mind. - Transferable Spindle—From road to gravel to cyclocross and much more, keep riding year-round. A transferable spindle can be installed in Rally RS road or Rally XC off-road pedal body kits (each sold separately). - Battery Life—Make sure you're ready for those long rides and training sessions with up to 120 hours of battery life. Specs: - Battery type: LR44/SR44 (x4) or CR1/3N (x2) - Battery life: up to 120 hours - Maximum rider weight: 105kg - Accuracy: +/- 1% - Field calibration - Adjustable release tension - Measurement location: spindle - Communication: ANT+ and BLUETOOTH - Weight: 326g - Water resistance: IPX7 - Cleat type: KEO - Q-factor: 53mm (55mm with provided 2mm washer) - Stack height: 12.2mm In the Box: - Rally RK200 pedals - Cleat hardware - 55mm Q-factor washers - Documentation

XC spec and ready for the trail. XX1 Eagle AXS utilizes the proven backbone of SRAM 1X. With the lightest weight materials and a 520-percent gear range. More secure and longer wearing X-SYNC 2 chainring. The pinnacle of performance, paired with the connected components of Eagle AXS. Ready for the new gen of super bikes. - XC focus - Carbon cage - Ti hardware Includes: - Rear Derailleur with Battery and Battery Protector - Rocker Paddle Controller with Clamp - Charger/Cord - Chain Gap Tool

- 35mm chassis at home on the trail - stiff, playful and light, really light - ButterCups block 20% of high frequency “trail chatter”. Limiting these vibrations massively reduces hand and arm fatigue leaving you feeling fresh with more control. - Charger 3 features a new Internal Floating Piston (IFP) design with better fidelity, performance and truly independent adjustments without any "cross talk". - DebonAir+ is built to balance butter-like small bump feel, increased air volume, and higher overall ride height - Ultimate Bushing Package maximizes the fork’s bushing overlap, reducing friction and creating the smoothest ride possible - Pressure Relief Valves eliminate unwanted air pressure build up in the lower leg caused by variations in altitude or temperature. - RockShox premium short fender included

BREAKTHROUGH POWER Built on the cutting-edge SPEEDPLAY pedal platform, POWRLINK ZERO delivers reliably accurate power and cadence data in a race-proven pedal system. This powerful combination creates an unrivaled power pedal that helps cyclists optimize performance to break through to the next level. A POWERFUL COMBINATION POWRLINK ZERO combines proven sports science and years of industry-leading research with the superior adjustability, increased power transfer, reduced weight, and enhanced aerodynamics of the SPEEDPLAY platform to create a pedal system that delivers a distinct performance advantage. BETTER YOUR BEST Accurate to +/- 1%, POWRLINK ZERO’s internal gyroscope removes cadence variation to measure power output more precisely. Combined with Wahoo’s sports-science based algorithms, cyclists get accurate values they can use to achieve next-level performance gains. LASTING POWER POWRLINK ZERO is made with premium materials for superior strength-to-weight ratio – making it perfect for enduring efforts. In addition, the rechargeable battery lasts up to 75-hours per charge to give you the power to go long. Really long. In the box - Left and Right Power Pedals - Washer (x2) - Cleat Assembly - Screw Packet - Charging Cable and Clips - Quick Start Guide - Important Product Information Guide Additional Tools Required for Assembly: #1 and #2 Philips Head Screwdriver and 8mm Allen Wrench"

- Performance-packed, featuring an updated 38mm chassis, now compatible with new Pressure Relief Valves. - 38mm chassis for increased stiffness and rider confidence - Charger RC damper featuring Low Speed Compression adjust - DebonAir+ is built to strike the perfect balance of what riders really want: butter-like small bump feel, increased air volume to add support throughout the travel and higher overall ride height for more confidence when things get steep. - Compatible with new Pressure Relief Valves - Maxima Plush Dynamic Suspension Lube reduces friction and enhances fork performance ride after ride - Bolt-in torque cap adapters now included for the use with standard hub end caps

- AXS enabled for easy monitoring and firmware upgrades - Fully integrated power meter into a direct mount chainring - Power readings are accurate within +/-1.5% and aren't affected by climate conditions during a ride - Power balance measures left and right legs separately - SRAM X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control - Laser-etched chainring finish is more durable - 8-bolt direct mount compatibility only to RED and Force eTap AXS cranks. - Speeds: 12 - Chainring material: Aluminum - Power Meter Type: ANT USB

Our intention with Reverb AXS was inventive and pure: No hoses. No routing. No energy wasted. Not a single thing in the way of the experience. We created a reliable wireless-electronic dropper post and controller that actuates with drastically less effort and zero distraction. Expanding what's possible on a bike, Reverb AXS is enabled by SRAM AXS technology, a new level of interaction, personalization, and connectivity across all AXS-enabled components. - Effortless Electronic-Wireless actuation and infinite height adjustment with a single touch. - Clean, simple and fast to install. No hoses to route, no fishing required. - Updated internals for faster return speed in all conditions. - New Vent Valve Technology, a simple and reliable built in service solution without disassembly of the seatpost. - SRAM AXS technology, a new level of interaction, personalization, and connectivity across all AXS-enabled components. - Includes RockShox AXS handlebar controller, rechargeable SRAM battery, and charger.

The new Rudy is a perfect match for your gravel bike. It's energy-efficient for straightaways and offers enough travel to keep you comfortably in control when things get rough. Featuring all-new 30mm upper tubes built around the Charger Race Day damper (our lightest damper ever) and our proven SoloAir spring. Rudy offers precise steering, full or short fender compatibility, and the looks to make your road bike proud. Everything designed with the needs of gravel riders in mind. - Purpose-built and laser-focused on gravel and e-gravel bikes - 30mm upper tubes are light and look the part - 30mm and 40mm travel options - Charger Race Day damper tuned for gravel needs with rock-solid lockout and a full range of rebound adjust - Solo Air spring perfectly tuned for shorter travel and efficiency over bumps - Short fender compatibility with a 3-bolt system - Full fender compatibility with custom stealth stay bosses - Lightweight machined and anodized crown offers a premium and durable finish - Maxima Plush damping fluid reduces friction and silences damper noise - Up to 700x50 tire clearance - Available in new Kwiqsand Signature colorway or Gloss Black - E-bike approved

- 35mm chassis at home on the trail - stiff, playful, and light, really light - Charger RC damper featuring Low Speed Compression adjust - DebonAir+ is built to strike the perfect balance of what riders really want: butter-like small bump feel, increased air volume to add support throughout the travel and higher overall ride height for more confidence when things get steep. - RockShox premium short fender included - Maxima Plush damping fluid reduces friction and silences damper noise

The heart of the connected cadre. The SRAM RED eTap AXS rear derailleur is AXS enabled for easy personalization and designed for both 1x and 2x systems. Advanced chain management keeps it silent and secure no matter the terrain. The derailleur also comes with faster pulleys, bearings, motors, and signals, improving speed in every way. - SRAM AXS-enabled for easy personalization - Orbit chain management technology keeps drivetrain quiet and secure - A single rear derailleur for all gearing combinations, including 1x and 2x - Improved motor and signal travel for faster shifting - Larger X-SYNC pulleys and ceramic bearings for increased durability and efficiency - Compatible with existing eTap batteries - Battery sold separately

More than a mechanical derailleur with a battery and a motor bolted on, the Eagle AXS derailleur is the heart of the whole AXS system. It features a shorter cage for 10mm more ground clearance, with more chain wrap on the cassette to sit slightly further forward, and further inboard from mechanical Eagle. Instantaneous shifts from a single touch even while under World Cup-winning chain loads recorded in the heat of racing and affirmed in the test lab. Tested to IP69K water and dust proofing standard so whatever race day brings, you’re ready. - XC focus and trail ready - Carbon cage - Ti hardware - Rainbow colorway - Eagle technology - Overload Clutch protection - AXS enabled componentry software that makes it possible to both program and personalize new SRAM and RockShox components - System is completely water and dust proof to IP69K - Eagle AXS is designed to work with X-DOME Eagle cassettes only, providing the most precise, silent, and reliable shift performance available. - Battery sold separately

The SRAM RED crankset leverages a pivotal design innovation: smaller chainrings and a wider cassette range. This leads to smoother and faster shifting up front and more useful gearing for today's riders. The new configurations improve cadence and efficiency while also delivering shifts that are crisp, clean and quick-every time. Features - X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear - Improved front shifting performance for crisp and accurate front shifts - Unique chainring design results in a lighter weight, stiffer, more durable crankset - DUB bottom bracket adds durability, simplicity and broad compatibility - Power upgradeable Specifications - Speeds: 12 - BB Compatibility: All SRAM Road DUB BBs, GXP/PF GXP 68mm - Chainring Size: 46/33, 48/35, 50/37 - Crank arm length: 165mm, 167.5mm, 170mm, 172.5mm, 175mm - Chainline: 45.0mm - BB Spindle Interface: 24mm, DUB - Chainring material: Aluminum - Guard: No Guard - Bolt Circle Diameter (BCD): Direct Mount (DM) - Crank arm material: Carbon

- Ergonomic Shifting Operation Without Stress - Shimano Synchronized Shift - Low Profile Rear Derailleur Design - Shimano Shadow Rd - Race Endurance For Less Damage In Crush - Maintains Compact And Smooth Appearance - Maximum Sprocket: 30T - Minimum Sprocket: 11T - Maximum Front Difference: 16T - Total Capacity: 35T

Fully wireless electronic shifting. Fully hydraulic disc braking. The SRAM RED eTap AXS HRD shift-brake system is the future. And the future is custom. AXS enabled and easily personalized for hand size and reach, this is the best shifting and braking experience — for all riders. - AXS-enabled for easy personalization - Simple and intuitive eTap shift logic - Personalize for your hands and preferences using the Contact Point Adjustment and separate Reach Adjust with HydroHC brake platform - Newly textured shift paddles and hoods for a better feel - Two ports for Blips on each lever - Bleeding Edge technology for easy and clean brake bleeds - Available in flat mount and post mount caliper options

Rally RK100 is tested to the extreme, so you can ride there too. This single-sensing power meter delivers reliable power measurements and is easy to transfer between bikes, no matter what bike you're on or where you're riding. - Impeccably Designed Pedal—Rally power meters have undergone rigorous testing to increase reliability. Featuring a superior design with sensors housed inside, this pedal installs like any other pedal. And it's quick to transfer between bikes. - Reliable Readings—By reliably measuring your cadence and forces detected on the left pedal, Rally RK100 doubles the value to provide total power. Want more metrics? Upgrade later to the dual-sensing system (sold separately). - Cleat Compatibility—For a comfortable ride, this pedal is designed to fit your favorite LOOK KEO cleats. - Transferable Spindle—From road to gravel to cyclocross and much more, keep riding year-round with a transferable spindle that can be installed in the Rally RS/Rally RK road pedal body kits (each sold separately). - Battery Life—Make sure you're ready for those long rides and training sessions with up to 120 hours of battery life. Specs: - Battery type: LR44/SR44 (x4) or CR1/3N (x2) - Battery life: up to 120 hours - Maximum rider weight: 105kg - Accuracy: +/- 1% - Field calibration - Adjustable release tension - Measurement location: spindle - Communication: ANT+ and BLUETOOTH - Weight: 334g - Water resistance: IPX7 - Cleat type: KEO - Q-factor: 53mm (55mm with provided 2mm washer) - Stack height: 12.2mm In the Box: - Rally RK100 pedals - Cleat hardware - 55mm Q-factor washers - Documentation

BREAKTHROUGH POWER Built on the cutting-edge SPEEDPLAY pedal platform, POWRLINK ZERO delivers reliably accurate power and cadence data in a race-proven pedal system. This powerful combination creates an unrivaled power pedal that helps cyclists optimize performance to break through to the next level. A POWERFUL COMBINATION POWRLINK ZERO combines proven sports science and years of industry-leading research with the superior adjustability, increased power transfer, reduced weight, and enhanced aerodynamics of the SPEEDPLAY platform to create a pedal system that delivers a distinct performance advantage. BETTER YOUR BEST Accurate to +/- 1%, POWRLINK ZERO’s internal gyroscope removes cadence variation to measure power output more precisely. Combined with Wahoo’s sports-science based algorithms, cyclists get accurate values they can use to achieve next-level performance gains. LASTING POWER POWRLINK ZERO is made with premium materials for superior strength-to-weight ratio – making it perfect for enduring efforts. In addition, the rechargeable battery lasts up to 75-hours per charge to give you the power to go long. Really long. In the box - Left Power Pedal and Compatible Right Pedal - Washer (x2) - Cleat Assembly - Screw Packet - Charging Cable and Clips - Quick Start Guide - Important Product Information Guide Additional Tools Required for Assembly: #1 and #2 Philips Head Screwdriver and 8mm Allen Wrench"

The new Reverb AXS XPLR dropper post delivers more control, confidence, and fun on gravel roads everywhere. Getting the saddle out of the way means more room to move, saving you from awkward maneuvering and sketchy descents. We created an all-new design complete with lightweight air-only internals featuring built-in compliance we call ActiveRide. It's like travel for your saddle. Enabled by SRAM AXS technology, Reverb AXS XPLR is part of the ultimate personalized cockpit. - New 27.2mm Reverb AXS XPLR delivers more control, confidence, and fun for gravel - ActiveRide—Air only internals provide a fully rigid top-out position. With the touch of your AXS controller, you've got built-in compliance to ensure comfort and control over the roughest sections of gravel - Two travel options to choose—50mm or 75mm - Saddle clamp options compatible with 7x10 oval carbon rails. - Seat post length includes 400mm and 350mm (50mm drop only) - AXS Technology allows rider customization via the AXS Mobile App - AXS handlebar controls (drop or flat bar) - Shared battery with all other SRAM AXS enabled components - System is completely waterproof and dustproof to IP69K—take it anywhere - SRAM AXS battery and charger included SPECIFICATIONS: - TRAVEL: 50mm, 75mm - POST DIAMETER: 27.2mm - POST LENGTH: 350mm, 400mm - REMOTE: AXS Controller Sold Separately - SADDLE RAIL COMPATIBILITY: Round/Oval (7x9 & 7x10), Round/Oval (7x9) - WEIGHT (G): 562 - WEIGHT BASED ON: 75mm Travel 400mm Length W/O battery - Battery 25g

The Shimano Dura-Ace FC-R9200 crank performs two vital functions; transferring your pedaling effort into the drivetrain and ensuring the fastest, most precise front shifting available. With HOLLOWTECH II crank arms to ensure light weight and Shimano's class-leading chainring designs, the FC-R9200 won't let you down. - Optimal balance of stiffness, strength, weight and rotational performance - HOLLOWGLIDE structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting - 148mm Q-factor - 44.5mm chainline

When the engineering superpowers of Trek and RockShox combine, the results are anything but ordinary. Completely reimagined, the Super Deluxe Ultimate ThruShaft was created with a go anywhere, ride anything attitude. The ideal match for the next generation of hard hitting all-mountain enduro bikes. Features - Trek's exclusive ThruShaft design responds to changes in terrain faster than any other shock on the market - Versatility is key for a go anywhere, do anything attitude. Dial it in with redesigned Low Speed Compression adjustment, offering three options to find your perfect match to seize the day - Featuring an oversized thermal compensator for greater temperature stability and consistent suspension feel on those extra long, extra demanding descents - Time to adjust. With a "fully checked" damper, your compression settings work independently, not to be bothered by each click of Rebound - Setting up your Rebound is made simple with numerically indicated adjustments to eliminate the need for number crunching - Shock controls optimized for frame integration and rider ergonomics - Available in Trek-specific Trunnion ThruShaft 230x57.5 and 230x62.5 configurations - MegNeg air can is not compatible with MY21 Super Deluxe Ultimate ThruShaft. - Only compatible with purple tokens for positive and negative air spring tuning

The Madone is built as a seamlessly integrated machine designed to do one thing: go fast. Trek's Madone Integrated Bar/Stem is an important part of that integration. Available in a variety or widths and reaches so you can dial in your superbike specifically for you. - Compatible with model year 2016/17 Madone - Variable radius, compact flare (VR-CF) shape offers wrist clearance in the drops - 100% OCLV carbon fiber construction - Seamless accessory integration with Blendr - Blendr accessory bases and mounts sold separately

With bigger bikes come bigger demands. The new Domain takes cues from ZEB, our enduro specialist fork with serious credentials. Domain offers a new burly 38mm chassis, short fender compatibility, and a confidence-inspiring DebonAir air spring matched with a reliable Motion Control RC damper. We even brought the performance of Maxima Plush damping fluid along for the ride. Nothing goes as big as Domain does in value and performance. - 38mm chassis for increased stiffness and rider confidence - Motion Control RC damper featuring low speed compression adjust with externally adjustable dual-flow rebound - Highly tunable DebonAir air spring offers a consistent feel throughout the travel - Maxima Plush damping fluid reduces friction and quiets damper noise - Short fender compatible. RockShox premium fender sold separately. AM Variants include RockShox zip-tie fender - Fits tires up to 2.8" without fenders—use of any fender may reduce tire clearance

The XX1 Eagle DUB crankset has been re-examined and re-engineered. Featuring SRAM’s DUB technology, this design simplifies the relationship of the spindle to the bottom bracket. DUB-powered cranksets mean simplicity, compatibility, and durability. - SRAM DUB technology creates a lighter, stiffer and stronger crankset - Carbon-tuned lay-up crank design provides extreme stiffness and light weight - Included direct mount X-SYNC 2 chainring provides significantly quieter performance, with better mud clearing and durability - Chainring is designed specifically for Eagle chains and drivetrains - DUB compatible bottom bracket sold separately - Boost Compatible - BB Included: No - Chainring BCD: SRAM Direct Mount - Crank Intended Use: Mountain - Number of Chainrings: Single - Drivetrain Speeds: 12, 11, 10 - Spindle Interface Type: SRAM DUB - Chainline/Hub Compatibility: 141/148 Boost Hubs

True competitors are always looking for a performance advantage—a relentless pursuit of equipment that is lighter, stiffer, stronger, and more durable. To create the best drivetrain possible, we re-examined and re-engineered our crankset design. Our all-new XX1 Eagle CARBON TUNED crankset is our lightest, stiffest, and strongest to date. DUB technology enhances this by simplifying the relationship of the spindle to the bottom bracket and redefining the measure of durability. DUB-powered cranksets deliver simplicity, compatibility, and durability. - DUB technology delivers the lightest, stiffest, and strongest crankset available - SRAM CARBON TUNED crank technology provides extreme stiffness and low weight - The X-SYNC 2 chainring provides significantly quieter performance with better mud clearing and extraordinary durability - New colorway is matched to work with XX1 Eagle AXS-enabled componentry

Whether on the starting line or not, the X0 Eagle T-Type 12-Speed rear derailleur brings competition-tested prowess to riders who let their riding prove everything. Engineered as integrated and interdependent transmission components, the X0 T-Type derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface. This foundationally changes the entire relationship between cassette and derailleur. Beyond that, its Full Mount attachment method creates a far stronger connection that grips both sides of the frame. These X0 T-Type rear derailleur features the same intuitive pairing and set-up procedure as our Eagle AXS™ derailleurs - Competition proven strength and reliability - X0 Eagle derailleur is especially robust, allowing for common maintenance that serious riders demand - Features an overload clutch that boosts resiliency and a tucked-in profile that houses protection covers on the B-knuckle and outer link that are fully replaceable - Aluminum cage - Battery Not Included

The XX Eagle T-Type 12-Speed 10-52t cassette is a major reason why Eagle Transmission offers one of the best-ever inboard and outboard shifting performance under load. Thanks to its full X-Sync design, the harder you pedal, the better it shifts. Literally. Engineered as integrated and interdependent transmission components, the XX Eagle Transmission Cassette and derailleur contact directly, ensuring perfect alignment on every bike. - From its massive 520% gear range, the 52 tooth cog steps down with improved gear progression with 44 and 38 tooth cogs in the low end (compared to the Eagle drivetrain 10-52-tooth cassette) - Lasts far longer and delivers more precision with the use of less extreme chain angles throughout the entire range - Featuring a clearly marked Setup Cog, install is both simple and fool-proof - Utilizes hardened tool steel machined X-Dome design for the cluster and stamped steel 38t and 44t cogs are pinned to the lighter weight aluminum 12th gear (Spider Cog) - 55mm chainline compatibility for more moderate chain angle, longer wear and greater precision - Utilizes well accepted and broadly available XD driverbody