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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 Electra Cruiser 7D has everything you're looking for in a classic beach cruiser, and a little bit more. Infused with Electra's legendary style and patented Flat Foot Technology, the 7D offers a solid range of gears to handle any hills you may encounter on your way to the beach, your friend's house or around the neighborhood. It's right for you if... You value a high-quality, easy riding beach cruiser with an upright riding position and plenty of gears to get you to your destination comfortably and in style. The Cruiser 7D is built to withstand years of use. Choose from a variety of fun, fresh colors and get ready to turn some heads. The tech you get Patented Flat Foot Technology provides optimal comfort and control. The Shimano Tourney 7-speed with MEGARANGE gearing and Shimano Revo twist shifter allow for smooth and easy shifting. A sturdy cantilevered frame, alloy rims and stainless-steel spokes will keep you riding in style for years to come. The final word For comfort and style, nothing compares to an Electra Cruiser. We changed the game by moving the pedals forward, relaxing the angle of the seat and opening up the entire frame geometry. Our Cruisers are simple, fun and easy to ride. All you need to do is choose your favorite color and apply sunscreen. Why you'll love it - The Electra Cruiser 7D embodies the simplicity of the beach cruiser with enough additional gears to tackle some hills. - Features our patented Flat Foot Technology for amazing comfort and control. - Cruise comfortably on the boardwalk or bike path with 26" RetroRunner tires. - Add a bell, basket, fenders or a surf rack to make the most of those long summer days.

The Transfer v2 is more solid than ever. From the steel construction of the original to a new Flatlock hitch cam for enhanced stability in tow. Plus, a semi-integrated cable lock for an upgrade in security. The best part? The new Transfer v2 has the modular configurations available so you get a multi-rider rack at an everyone-friendly price. - Flatlock cam for 2", ball cam for 1.25" - Includes semi-integrated bicycle cable lock - Tamper-resistant hitch security - More robust hitch design for enhanced stability in tow - Holds up to a 50" wheelbase bike (previously 47") - Holds wheels 18"-29" (previously 20"-29") - Holds tires up to 5" with accessory strap (previously 4.5") + better hook clearance for loading fat bikes - Automotive-grade 750 hour salt spray hardware - Dedicated 2" hitch version in the 2 bike configuration can be directly mounted on campers, recreational vehicles, or trailers with CHASSIS MOUNTED RECEIVERS ONLY.

This modern day classic is built to ride. It’s lightweight. It’s durable. It’s comfortable. The wide range gearing is perfect for everything from the bike path to beer runs. The 7D comes equipped with an alloy frame, 7-speed drivetrain and fenders for all-weather riding. - Lightweight 6061-T6 aluminum frame - Shimano Acera 7-speed w/Megarange gearing - Shimano Revo twist shifter - Painted alloy fenders - Sealed cartridge bottom bracket - Alloy crankset w/44t alloy chainring and guard - Alloy dual pivot caliper brakes - Double-wall alloy rims - 700 X 35C tires

With multiple World Championship medals, EWS series wins and Olympic gold medals to its name, our XX Eagle cranks set the standard. The XX Eagle T-Type Wide crankset is the evolution of that standard. Carbon fiber engineered with a foam core to give both incredible strength and maximized stiffness. The XX Eagle Transmission crank also features a first-of-its-kind removable and replaceable bash guard system that riders will appreciate. - Carbon crank arms with foam core are extremely lightweight and provide maximum stiffness - Includes XX T-Type removable and replaceable 2-Guard aluminum bashguard to protect your chainring when riding rough terrain - 55mm Chainline - 174mm Q-factor - DUB bottom bracket and spacers NOT included

The OSPW X for SRAM Eagle AXS features a narrow wide tooth profile to ensure durable chain retention. The 14-tooth upper and 18-tooth lower pulleys reduce chain drag, while the custom-designed carbon fiber pulley cage ensures both durability and light weight. - Pulley Wheels: CeramicSpeed 14-tooth upper and 18-tooth lower - Pulley Wheel Material: aluminum - Cage Material: Carbon-reinforced PA - Bearing Options: CeramicSpeed Standard or Coated - CeramicSpeed Grease/Oil: Pulley Oil - Compatibility: SRAM Eagle AXS (Electronic) - Compatibility Cassette: 10-52 tooth max - Spring Tension Settings: 3 - Speed: 12-speed - Discipline: Off-road and Gravity In the box: - A complete OSPW X System for SRAM Eagle AXS - CeramicSpeed Bearing Oil in a 15ml dropper bottle

With the Super Deluxe Coil Ultimate, no-nonsense performance is the name of the game. The Super Deluxe Coil Ultimate was designed to meet all the demands of the latest and greatest hard-hitting enduro and trail bikes. Featuring Maxima Plush fluid, this shock offers solid threshold adjustment for pedaling performance, ride quality, and compression adjustment to fine-tune for any condition. It's got the unmistakable feel of a coil spring all packed into RockShox's Super Deluxe design. - Separate and independent open and threshold pistons tuned exactly for your ride - Low-Speed Compression adjustment allowing fine-tuning of compression needs from the base tune - Maxima Plush damping fluid reduces friction and silences damper noise - BoXXer Red coil Signature color option (sold separately) - Coil Spring Sold Separately

Designed for our professional athletes, the Sidi Tiger 2S efficiently transfers all the power you can unleash while maintaining a high level of comfort, allowing you to focus entirely on the course. The Tecno 3 closure is strategically placed to prevent contact with other riders in crowded situations. The upper is made of Bioveg material derived from recycled microfibers with a plant based external finish. The MTB SRS Carbon sole harnesses the strength of interwoven carbon fibers for efficient energy transfer and its SRS technology allows riders to maintain maximum grip level at all times. -The Tecno-3 Push Flex completely eliminates the pressure zone on the instep and significantly improves the comfort of the closure -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The adjustable heel retention device reinforces the top of the heel cup, closing the back of the shoe securely so the heel doesn't slide out during steep climbs or sprints -The all new Sidi Integrated Heel Cup is light, comfortable and reinforced to avoid deformation -Each side of the heel can be adjusted independently for a perfect fit -The upper part of the toe section is protected with anti-slip rubber to resist and deflect impacts from stones or debris when cycling -The MTB SRS Carbon-Ground Sole raises the standard for mountain bike performance, dropping around 100 grams per pair compared to the previous Dragon Carbon SRS sole without sacrificing power or durability -The MTB SRS Carbon-Ground Sole consists of replaceable tread blocks in the toe and heel attached to a medium-modulus carbon sole -The Ground SRS treads and MTB Plate are easily removable and replaceable and the sole is toe-spike compatible -To improve walkability, Sidi cycling shoes include a replaceable polyurethane heel pad

Designed for our professional athletes, the Sidi Shot 2S is crafted to deliver optimal power transfer while ensuring the utmost comfort, enabling athletes to stay focused on the road. Its carbon C-Boost sole harnesses the full strength of woven fibers, while the upper is constructed using Bioveg material derived from recycled microfibers and finished with an external plant-based coating. The innovative closure system is strategically positioned away from other riders, enhancing maneuverability in crowded situations. The adjustable heel retention mechanism allows you to secure the heel of the shoe, tightening the heel so that it conforms to any riders' heel shape. - The Tecno-3 Push Flex closure reduces the pressure zone on the instep and significantly improves the comfort of the closure  - The Adjustable Heel Retention Device reinforces the top of the heel cup and improves the fit by closing the back of the shoe securely around the rider's heel - The heel retention device tightens the top of the heel cup so that the heel is secured during steep climbs and sprints. Each side of the heel can be adjusted independently for a perfect fit - The all new Sidi integrated heel cup is reinforced to avoid deformation after prolonged efforts and extreme pressure. Anatomically shaped, it stabilizes and supports the foot while pedaling - The C-BOOST SRS Sole is made of the latest generation carbon, designed to conform to the metatarsal area, increasing the transmission of power directly to the pedals, guaranteeing ideal power transfer and support - Oval holes extend the adjustment position of the cleat by ± 5 mm and a millimeter scale is included for determining the riders personal cleat position - Provided with SRS (Sole Replacement System) inserts in Nylon and TPU, with the function of protecting the carbon in the areas most subject to deterioration from use and for increased durability while walking - The SRS inserts are integrated with ventilation holes that promote the circulation of air inside the sole with each pedal stroke

The No.9 CX Flat Mount fork is a light-weight, forward-compatible front-end upgrade, ideal for cyclocross, gravel, or commuting. Featuring the flat mount disc brake standard, easy fender mounts and 12mm thru-axle dropouts to create a refined, clean design that trims considerable weight over previous versions. The fork provides big tire clearance, precise handling and tracking capabilities, and a comfortable ride quality that Whisky forks are known for. - 12mm thru-axle, 100mm spacing - Designed for flat mount disc brakes - Hidden, removable fender mounts - 42mm max recommended tire size - ASTM Condition 2 - For off-road riding and jumps less than 12-inches - Includes thru-axle and Whisky Parts Co. compression plug

The Whisky No.9 CX Flat Mount fork is a lightweight, forward-compatible front-end upgrade, ideal for cyclocross, singletrack, gravel, or commuting. Redesigned, thoroughly tested, and dialed in for rough, off-road riding, it features the flat-mount disc brake standard, easy fender mounts, 12mm thru-axle dropouts, and internal brake routing for a refined, clean design. The fork provides big tire clearance, precise handling and tracking capabilities, and a comfortable ride quality that Whisky forks are known for. - 12mm thru-axle, 100mm spacing - Designed for flat-mount disc brakes - Fender eyelets on outside of fork leg for easy mounting - 700c x 42mm or 650B x 50mm max recommended tire size - ASTM Condition 3 – For rough off-road riding and jumps less than 24-inches - Includes thru-axle and Whisky Parts Co. compression plug

Whisky poured over every detail, pushed the limits and broke new ground during the creation of the No.9 Rigid Carbon Mountain Bike Fork. It eliminates uncomfortable chatter and vibration over rough sections for an astoundingly plush ride. The delightfully stiff and compliant UD carbon fiber construction, tapered steerer, and 15mm thru-axle ensure minimal weight and precise handling. It all results in an enhanced riding experience and adds up to performance that you can count on. - Custom DT RWS Skewer included - 3.0" max recommended tire size - Axle to Crown Length: 480mm - Brake Mount: IS Disc Brake 160mm - Crown Race: 40 - Defined Color: Black - Front Axle: 15 x 100mm - Offset: 51mm - S.H.I.S. Stem Clamp Diameter: 28.6 - Steerer Type: Tapered - Weight: 750 grams - Wheel Size: 29-inch

A thoughtful complement to the Whisky No. 9 MTN Boost LT Fork, this short-travel offering is just the piece for transforming hardtail racers into fully rigid cross-country champs. Lightweight carbon construction, a tapered steerer, and thru-axle dropouts promise dependable strength and steering. - Lighter and stiffer than a suspension fork, the MTN Boost ST Fork is long enough to replace forks with 110–120mm of travel - 485mm axle to crown - Boost 110mm spacing with clearance for 29 x 3.0” or 27.5 x 3.0” tires - Room for up to 180mm rotor - Whisky No.9 Thru Bolt and compression plug included

Whisky's No.9 RD+ is an all-road fork designed for versatility with abundant tire clearance, up to 700x38c or 650x47c. Hidden and removable fender mounts make this fork all season capable. - 12mm Thru Axle - Flat Mount Disc Brake - Tapered Steerer Tube - 700x38c/650x47c clearance

The Whisky No.9 RD thru-axle fork is designed from the ground up to offer a modern road fork experience. Big tire clearance, flat mount brake capability, and internal cable routing all add up to a clean look and capable performance. Featuring sleek hidden fender mounts, this fork carries through with Whisky’s promise of refined, versatile performance. - 1-1/4-inch Tapered steerer tube - 12mm thru-axle, 100mm spacing - Designed for flat mount disc brakes - Hidden, removable fender mounts - 700 x 30c max recommended tire size - Includes thru axle and Whisky Parts Co. compression plug

Your time on the bike is precious, let Shimano make it even better. Ultegra ST-R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven SERVO-WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. BR-R8170 disc brake caliper brings a new level of control to the road cycling world with improved modulation and a quicker initial braking point. Despite its smaller construction, the system is quieter than ever and easier to maintain. - The wireless connection provides a clean cockpit, enhancing the aerodynamic effect and easy maintenance - Wider pad clearance decreases brake noise - Maintenance-friendly bleeding process - Unparalleled ergonomic features, such as raised hood peaks on levers - Brake control is optimized with light and smooth lever action - Enhanced modulation thanks to an expanded braking control area - Compatible with wireless or wired connection

It's an all-new derailleur that's specifically designed and optimized to be motor-driven instead of cable-actuated. AXS powered components enable customization and scale to an individual rider's liking via the AXS App. 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. The Eagle AXS derailleur is smart enough to protect itself thanks to its incredibly resilient Overload Clutch. In the event of an impact, the motor gearbox disengages, giving the derailleur freedom to move, and instantly returns back to its position for a seamless experience for the rider. The system is tested to IP69K water and dust proofing standard for creek crossings, mud splatterings and the resulting post-ride pressure washings. - Enduro focus and trail ready - Forged aluminum cage - Stainless hardware - Black/Polar colorways - 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.

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

Whisky poured over every detail, pushed the limits, and broke new ground during the creation of the No.9 Fat Rigid Carbon Mountain Bike Fork. It eliminates uncomfortable chatter and vibration over rough terrain, so you experience an astoundingly plush ride with precise handling. They've accomplished this by using a delightfully stiff and compliant UD carbon fiber construction, a tapered steerer, and a 15 x 150mm thru-axle. It all results in an enhanced riding experience and adds up to performance that you can count on. - Post style brake mount - DT RWS Axle included - UD full carbon construction - Axle to Crown Length: 480mm - Brake Mount: Post Mount 160mm - Crown Race: 40 - Front Axle: 15 x 150mm - Material: Carbon - Offset: 51mm - S.H.I.S. Stem Clamp Diameter: 28.6 - Steerer Type: 1-1/8 – 1-1/2-inch tapered - Weight: 750 grams - Wheel Size: 26-inch

Monarch Plus provides traction-gaining suppleness, giving you more control over any type of terrain – all in a lightweight bombproof package. Proven Rapid Recovery, DebonAir and Solo Air technologies come standard for this lightweight big hitter. Now with twice the rebound range, Monarch Plus allows you to take your riding to levels you never thought possible with a short and mid travel air shock. - WEIGHT: 335g - DAMPING: External rebound, 3-position compression (Open, Pedal, Lock) - CONFIGURATIONS: 190x51mm, 200x51mm, 200x57mm, 216x63mm - REBOUND DAMPING: Rapid Recovery - SPRING: DebonAir, High Volume Solo Air, Standard Solo Air - SPRING ADJUST: Air pressure via single schrader valve - SHAFT MATERIAL: 7075 aluminum - BODY MATERIAL: Hard anodized, forged aluminum with sag gradients - BODY FINISH: Fast Black - OPTIONS: Also available in 195x46mm, 195x51mm, 216x57mm, 216x63mm with Specialized mount, 210x60mm with Trek mount - OTHER: *Weight based on RC3 216x63mm, standard air can, no hardware

Monarch Plus provides traction-gaining suppleness, giving you more control over any type of terrain – all in a lightweight bombproof package. Proven Rapid Recovery and Solo Air technologies come standard for this lightweight big hitter. Now with twice the rebound range, Monarch Plus allows you to take your riding to levels you never thought possible with a short and mid travel air shock. - Intended Use: Trail, Enduro - RC3 shocks feature external rebound and 3-Position compression adjustment (Open/Pedal/Lock) - Rapid Recovery allows the shock to recovery faster between consecutive bumps, letting the wheel track the ground with greater precision - SoloAir spring lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black hard anodized, forged aluminum body with sag gradients - For this rear shock, bike/frame specific mount hardware is included - Autosag is a simple set-up feature available only on Specialized bicycles. This feature utilizes the rider's weight to set proper shock pressure

The Bluegrass Legit Carbon Helmet is a premium race-day full-face helmet. Developed for competitions, it exceeds all of the certifications for racing downhill and enduro. - The Legit Carbon features a flexible safety-release visor to avoid twisting of the neck in impacts from any angle. - Designed with hearing vents to help riders maintain balance and hit their optimum performance levels - The Legit Carbon uses a carbon fiber outer shell paired with a multi-impact EPS liner to achieve the finest blend of high-impact performance and low-weight - Vents and air channeling are optimized for all-day park sessions, with two large exhausts working in synergy with the EPS channels, to keep you cool at both high and low speeds - Featuring the MIPS E5-4® brain protection system, the BLUEGRASS Legit Carbon is able to slide relative to the head in the case of a crash, redirecting damaging rotational motion - The Legit Carbon is suitable for all head shapes and sizes, thanks to its meticulously refined internal shaping - The comfort is boosted even more by the snap-in soft padding - Durability and quality are enhanced by an injected PU foam paired with the chin guard and three polycarbonate shells strategically molded on the EPS liner

Whether you’re racing to make it to your meeting across town or striving for a personal best down your favorite new trail, the AWL e-SUV fork will get you there on time and in style. Featuring an all-new chassis, RAIL damper, and different travel options, the AWL is equipped to forgive rock and roots as well as curbs and potholes. Includes integrated mounts for fenders, lights and accessories. - Award-winning RAIL damper delivers premium suspension performance with simple yet effective adjustability and maximum durability - Stiff 34mm e-optimized chassis meets the most stringent e-bike testing standards - Integrated fender and light mounts delivery maximum versatility - Clearance for tires up to 2.6” wide - 160-230 mm rotor compatible

- The all-new Super Deluxe Coil Ultimate was designed from the ground up, bells and whistles included. - Equipped with an entirely new chassis, the new RC2T damper with independent High and Low Speed Compression adjustment externally located for quick access, increased bushing overlap for improved small bump performance, and the HotDog Piston designed to keep your tires on top of rough terrain.

Steel Commuter and Gravel Bike Preamble is a hard-boiled steel commuter built for comfort, durability, and buffoonery on pavement and gravel. Nothing More is Needed. Nothing Less Will Do. The challenge was thus: Build a serious steel bike and give it only the attributes that matter most. Make it quick and comfortable on pavement, as well as confident and compliant on degraded surfaces. What the Enginerds put forth is Preamble, a pavement and gravel utility worker that proves you don't need to cut corners or clip coupons to make a more affordable steel bike. You just need to keep shit simple. Preamble can run racks and fenders and carry a couple water bottles. Surly was raised on stealing basic cable, after all. Smooth and efficient on asphalt, Preamble's double-butted main triangle provides a resplendent ride feel and withstands abuse from life's inevitable potholes. Make it your own with flat bars, drop bars, a basket, or bags. On the road to steel euphoria, Preamble is the gateway drug. Let facts be submitted to a candid world: - Offered in flat-bar and drop-bar configurations - Easy T-Shirt sizing to fit nearly every rider (XS, S, M, L, XL) - Sloping top tubes on XS and Small frames for improved standover and comfort - To offer the best rider experience for every frame size, XS and S frames get 650b wheelsets while M–XL get 700c - Custom-cast single-position vertical dropout

- Bring it all - Designed for full full-size and compact pickup trucks, this bed level truck rack is perfect for carrying a rooftop tent, basket and other equipment up to 220lbs. - Includes two crossbars and four mounting feet - Made from durable, corrosion corrosion-resistant aluminum for years of use - Includes the Thule OneKey system to lock the truck rack to the truck bed - 2 sizes available: Full Full-Size & Compact

Wahoo 24 Path is a lightweight kids' bike ready to roll from city parks to greenways and beyond while your mini-me builds confidence and skills. It's built with a sturdy aluminum frame that holds up to their bumps and jumps and wide, smooth tires that help them carry speed on pavement without sacrificing grip. Plus, they get 8 gears to shift through as they work their way up big hills, and rim brakes to slow their roll on the way back down. Fit for riders 51-59" tall. WHY YOU'LL LOVE IT - Wahoo's aluminum frame is light enough for easy handling and tough enough to roll through the rough stuff - The simple 1x8 drivetrain keeps shifting easy so kids can focus on having fun - Smooth yet grippy tires help them gain confidence and speed without sacrificing traction - Trek kids' bikes are designed and assembled by people who know bikes — and backed by a lifetime warranty IT'S RIGHT FOR YOU IF… You're looking for a kids' bike that can play in the cul-de-sac all Saturday, pedal to the soccer game on Sunday, and spin to school on Monday. You want something durable but light enough that it's easy to control. And it has to look cool, too. THE TECH YOU GET An Alpha Silver Aluminum frame with 24" wheels and smooth 2" tires that offer plenty of grip and speed on pavement. Tons of gears to pick from with an 8-speed microSHIFT drivetrain and stopping power they can count on thanks to V-brakes with hand levers. THE FINAL WORD Wahoo 24 Path is a versatile and light bike perfect for getting kids out riding and building confidence. It's light and practical and has smooth tires that help them ride faster, with plenty of traction for pavement and paths.

The next generation Topaz 3 is designed to meet the grueling demands of the modern rider with a 27% stronger inner shaft. The new housing is designed around a transverse reservoir layout to aid in oil flow and achieve more frame clearance. The updated bladder system provides unmatched small bump sensitivity that’s externally tunable thanks to the T3 compression, dynamic rebound, positive and negative volume adjustment, and adjustable bladder pressure. The shock comes in its own reusable carrying case, and includes a shock pump and quick-clip volume spacers. - T3 Compression for 3 quick compression settings for whatever terrain lays ahead. For finer tuning, quick-clip volume spacers easily adjust the positive and/or negative air spring - The reservoir has an adjustable bladder to change ride characteristics based on rider’s preference - Low Speed Rebound Adjust - Adjustable Negative and Positive Volume via Spacers - Adjustable Bladder Pressure - Cooling Fins on Reservoir

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