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Drivetrain Components


Innovation often comes from places you‘d least expect.

Now that we have achieved total drive train nirvana, we will continue to seek and deploy technological and engineering advancements, as we compulsively refine and redefine the pinnacle of the ultimate ride.

$9.99 - $15.00
SRAM's MRX Comp Twist Shifters are simple to use and offer solid shifting and reliable construction. They shift a 2:1 Shimano rear derailleur.
$69.99 - $79.99
Shimano's Ultegra 10-Speed Cassette delivers pro-level shifting and durability. The computer-enhanced tooth shapes and tough cogs mean you can shift quickly, precisely and smoothly even under pressure.
$19.00
SRAM's PowerGlide PG-820 Cassette is a fine 8-speed cassette. It features steel cogs with SRAM's DuraBlast technology for smooth, precision shifting and excellent durability.
$13.99
The Shimano Tourney TX800 front derailleur offers precise shifting with HYPERDRIVE technology for 3x8 speed drivetrains. - Action: TOP SWING - Angled clamp band design - Applicable Top-Mid tooth difference: 10T - Chain line: 47.5/50mm - Chain stay angle: 66-69 - Top gear teeth: 42T/48T - Total capacity: 20T
$23.99 - $27.99
Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles. - Fits JIS Square-Taper Cranksets - Hollow spindle - Crankarm fixing bolts not included
$36.00
When it's time to replace your old 8-speed cassette, check out SRAM's PG-850. Its steel construction and SRAM's PowerGlide technology combine to deliver miles of solid shifting and outstanding durability.
$19.98 - $19.99
For reliable mountain bike shifting, Shimano's SL-M315 RAPIDFIRE shift lever is suited to quick shifting, giving riders the ability to downshift three gears in one stroke. - Slim main lever body - OPTISLICK for smooth shifting performance - Gear display positioned below the handlebar - Numbered gear display indicates gear position at a glance - Light shifting operation, wider compatibility, and suitable for internal cable routing - Streamlined cockpit experience
$46.00
The SRAM DUB bottom bracket series has a simple job—to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility. - Gutter Seal Technology drastically improves sealing against the elements - Sealed cartridge bearings - One oversized spindle to work across every bottom bracket standard
$47.99
Genuine replacement parts Revive your ride with a fresh set of bearings for your BB90/95 equipped carbon bike. Proprietary replacement bottom bracket for the Trek family of bikes. - Only compatible with 24mm cranks - Not compatible with BB30 cranks
$42.00
Genuine replacement parts Revive your ride with a fresh set of bearings for your BB90/95 equipped carbon bike. Proprietary replacement bottom bracket for the Trek family of bikes. - Only compatible with 24mm cranks - Not compatible with BB30 cranks
$34.99 - $35.99
- Horizontal square interface - Only includes left crank
$40.99
With quick lever access and a light and responsive lever action, Rapidfire Plus SLX shift lever delivers smooth control out on the trail. The new I-SPEC EV lever offers a wide range of adjustments including increased lever slide range. - Instantaneous push and pull movements - 20% quicker main lever access and -35% shifting operation force (vs SL-M7000-IR) - Adjust to the optimal position for any riding style or rider preference with clean cockpit - Rider tunable
$31.50 - $47.25
Hose kits for Hayes hydraulic disc brakes include stiff, durable hose and the necessary fittings.
$25.00
SRAM's 3.0 Twist Shifters are simple to use and offer solid shifting and reliable construction. Using SRAM's 1:1 actuation ratio technology, the 3.0s are easy to set up and easy to adjust. Plus, with a simple twist of the wrist, you can shift a handful of gears at once.
$50.00
- Unique link shape creates a lighter, quieter, stronger chain. - Flattop technology allows for a narrower chain with quieter operation and increased strength and durability - Hard Chrome plated inner and outer plates for faster and more precise shifts
$60.00
The KMC X12 EPT EcoProteq chain features a specialized rust protection treatment that provides less noise, great performance, and maximum rust resistance. - EcoProteq treatment delivers maximum rust resistance - Double X bridge shape with inner and outer plate chamfering for smooth and fast shifting - Mushroom riveted pins for the highest pin power and allows shifting under heavy loads - Non-directional - Compatible with SRAM 12-speed systems
$59.99
Shimano's Tiagra Rear Derailleur has everything you need for your drivetrain: 11-tooth pulleys for smooth, quiet chain movement, a light-action spring, and a wide outer-pivot design that increases rigidity for precision shifts every time.
$146.00
Some riders test their limits more than others. For these riders, the GX Eagle DUB crankset allows them to go all in, every day they ride. The best aluminum crankset we make, engineered to deliver consistent performance every ride. Featuring our X-SYNC 2 tooth profile chainring for complete chain control. Each tooth's thickness is toleranced and controlled to work seamlessly with the chain's inner and outer links. DUB technology's patented spindle design and bottom bracket provides a uniform approach to fitment, better sealing, and forward and backward compatibility. Simply put, the forged aluminum GX Eagle DUB crankset is the no frills choice of riders who know. - Our best aluminum crankset - Direct mount interface compatible with chainrings across the entire Eagle Ecosystem - Master GX colorway as part of Eagle Colorsystem pairs with all cassettes and chains, from Black to Gold to Rainbow to HardChrome and all-new Copper
$31.99
Jagwire Sport Mineral Hydraulic Hose Kits feature a durable, flexible reinforced layer surrounding a low-friction inner tubing to deliver light brake lever action and trustworthy braking power. Offered as single hose kits for individual brakes or in bulk boxes for workshop use, Sport Mineral Hydraulic Hose is available for most popular road and mountain hydraulic disc brake systems that use mineral oil brake fluid. - High performance hydraulic hose provides effective braking power and control - Kits include hose and necessary fittings for one brake lever and caliper system - Contains 2000mm HPP hydraulic hose, needle insert, compression bushing, compression nut and seals for the listed compatible brake models - Compatible with Shimano Dura Ace (R9120, R9170), Ultegra (R8020, R8070), 105 (R7070), GRX (RX810, RX400), and similar brakes - For use with mineral oil brake systems only
$13.00
Z6 is a basic, affordable replacement chain for use on 6 and 7 speed bikes. - Features inner plate chamfering to smooth shifting - Z-bridge shape - Links (links): 116 - Width: 7.3 mm - Drivetrain Speeds: 6 , 7 - Chain Connection Type: Reusable Master Link
$60.99
The Shimano Deore XT SL-M8100-IL shifters is designed for 2 x 12 drivetrain systems. - I-SPEC EV creates a clean and action-optimized cockpit with a wider adjustment range to suit riders of various styles, preferences, and body types - Ergonomic design, quicker lever access, and light operation enhance rider comfort and concentration - Shift both up and down with a single lever - Instantaneous push and pull movements
$343.00
Shimano Dura-Ace 9000 11-Speed Chainrings. - Chainring BCD: 110 Shimano Asymmetric - Color: Silver/Black - Defined Color: Silver - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Outer
$44.99
RaceFace Narrow Wide Chainrings feature tooth profiling for chain retention and a blend of weight and durability suitable for XC, DH, and everything in-between. - 7075-T6 aluminum, aerospace grade strength - Compatible with 9, 10, 11 and 12 speed - Stiff 4mm plate thickness and I-beam construction transfer loads without flexing - Reversible laser etched graphics - Non-threaded bolt holes
$93.00
SRAM's XX1 X-Sync Chain Ring mates perfectly to SRAM's XX1 crank. It features a wide-narrow-wide tooth profile to securely hold the chain through the roughest terrain, no chainguide necessary. A variety of sizes ranging from the spin-to-win 28T to the hard-man humbling 38T let you dial in your rig for your strengths or terrain. The unique chainring design allows you to slide slide over the crank arm, so crank removal is not required.
$14.99
- Upper cables measured from brake lever to detangler top plate - Lower cables are measured from detangler to cable stop/London mod - Includes adjusters compatible with most detangler styles - Use: Lower - Length: Fits most - Diameter: 1.5mm
$5.49 - $14.99
Jagwire's Road Brake Inner Wire is a high-quality brake cable made of stainless steel for excellent braking performance, corrosion resistance and durability. It comes in Campagnolo and SRAM/Shimano models and lengths to fit single and tandem bicycles.
$157.99 - $169.99
The Shimano 105 double crankset balances weight and efficiency without sacrificing stiffness. It offers Rider Tuned performance with numerous gear combinations, and the wider gear pitch increases chain clearance with small gearings and allows for as short as 410mm chain stays. - Hollowtech II construction - 11-speed - 110mm Shimano Asymmetric BCD
$14.99 - $44.99
The Shimano EF500 8-Speed dual brake/shift lever features reach adjust technology and an optical gear display. - Equipped with a reach adjust mechanism that allows for the distance from handlebar to lever to be adjusted in order to suit any hand size and riding preference - The optical gear display tells you which gear position is selected while riding - Compatible with V-Brake, Mechanical disc brake (MTB)
$21.99
Shimano FD-M2000 front derailleurs feature Mega Lite and HyperGlide technologies for smooth and easy operation. They're a perfect replacement for your 3 x 9 drivetrain.
$34.99
The Shimano Altus rear derailleur brings Shadow technology and wide-range capability to 9-speed drivetrains - B tension spring for quick and easy wheel installation and removal - Super low-profile concept with SHADOW mechanism - Wider linkage ensures durability and more precise shifting - Easy adjustment and maintenance - Direct mount compatible - Maximum cog size: 36t - Total capacity: 45t
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