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- Chains (81)
- Chainrings (158)
- Cassettes/Freewheels (70)
- Cranksets (166)
- Bottom Brackets (108)
- Derailleurs (93)
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Drivetrain
Modern drivetrains are marvels of engineering, and we have the marvelous goods to repair or upgrade your bike.

$85.00
Thread together BB for 386EVO frames and 24mm diameter spindle cranks. Machined aluminum cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation. Fast bearing replacement.
- Bearings: Enduro ABEC-3
- Bottom Bracket/Frame Interface: BB386EVO, BB392EVO
- Bottom Bracket Shell Width (mm): 86mm - 92mm
- Bottom Bracket Shell I.D.: 46mm
- Crank Spindle Diameter: 24mm
- Over Bearing Width: 91.5mm in 86.5mm wide shell
- Over Bearing Width Dimensions include supplied silicone dust shields
- Weight: 133g
Compatible with the following Bottom Bracket Standards (46mm BB shell ID, 86 – 92mm wide BB shell) and 24.00mm diameter spindle cranks:
- BB386EVO
- BB392EVO

$9.99
This Wheels Manufacturing Hollowtech II Crankarm Fixing Bolt For Late Model Shimano Road Cranks and LX keeps your Shimano crankset with 24mm spindle nice and snug. It is required to achieve perfect bottom bracket bearing preload.

$49.99
Striking the balance between light weight, long life and durability, TruVativ's Giga Pipe Team SL Bottom Bracket uses 3 sealed cartridge bearings to provide smooth pedaling season after season. For serious strength, the Giga Pipe boasts CNC-machined aluminum cups and a stiff chromoly spindle, too.

$12.99
- Prevents chain derailment when shifting to inner ring
- Adjustable hose-type clamp fits 1-1/8" to 1-3/8" seat tubes

$12.99
- One-piece bottom bracket cup set
- Bearings included
- Fits smaller american juvenile/youth sized BB
- Shell: 65mm
- Cup Material: Steel
- Weight: 173 grams

$12.10 - $21.99
• Easy-on, easy-off
• Available in two chain widths and two colors
• Available in six teeth sizes

$47.99 - $64.99
Shimano's 105 10-Speed Cassette delivers excellent shifting and durability. The cogs are made of long-lasing, smooth-running steel. They have Shimano's engineered tooth shapes for precision shifting. And for lightness, the cassette has an aluminum carrier for the top cogs and nylon spacers.

$41.99 - $42.99
The Shimano FD-R7000 11-speed front derailleur offers lighter front shifting with a natural stroke feel. The derailleur's cage design is optimized to perform with disc brake road bikes, while multiple cable routing options and integrated cable tension adjustment allow for precise setup and easy adjustments. As part of Shimano's 105 R7000 series, this front derailleur is ideal for beginner road cyclists, combining great value with trickle-down technology from Shimano's top-tier groups.
- Cage is optimized for disc brake road bikes
- Integrated cable tension adjustment for precise and easy adjustments
- More frame cable routing options

$28.99 - $35.99
- MODEL NO: CS-HG400-9
- SERIES: SHIMANO ALIVIO M4000 Series
- Compatible chain: HG 9-speed
- Speeds: 9-speed
- Type: HG

$31.99 - $44.99
Shimano Altus M311 cranksets provide durability and reliable shifting for triple chainring drivetrains.
- Hyperdrive SG-X chainrings
- 7/8-speed compatible
- Spindle interface type: Square Taper JIS

$44.99 - $59.99
Shimano Acera FC-M361 cranksets feature sturdy construction, reliable shifting, and replaceable chainrings.
- Spindle Interface type: Square Taper JIS

$35.99
The M7100 chain provides enhanced chain retention thanks to an extended portion of the inner plate. The new chain features quick-link assembly and SIL-TEC treatment for extended offroad durability.
- Extended inner plate improves chain engagement and retention
- Reduced shift times and pedaling shock
- Non-reusable
- Features Shimano's SIL-TEC ultra-low friction surface treatment
- Includes Shimano Quick-Link (SM-CN910-12)
- This chain meets durability requirements for E-MTB applications

$26.99 - $40.00
Shimano's Claris rear derailleur is a perfect replacement part or upgrade for 8-speed road drivetrains. HyperGlide technology results in smoother, faster shifting.
- Maximum cog size: 32t (SS) / 34t (GS)
- Total capacity: 37t (SS) / 43t (GS)
- Pulleys: 11t
- Chain compatibility: HG 8-speed

$59.99
- Compatible with all Shimano 9-speed HG cassettes, 9-speed mountain shifters, and 9-speed chains
- Fluorine coated link pin bushings
- On and Off-Road compatible with 28 – 34T low cassette sprocket

$49.99
Shimano's Deore Shadow Rear Derailleur is ready for mountain bike action. The Shadow design tucks the rear derailleur closer in to the wheel, reducing damage from rocks, roots, and trail obstacles. When it comes to gear changes, Shimano's Dyna-Sys supplies consistent, smooth shifting across the entire cassette.

$79.99
Reliable, perfect shifting awaits with Shimano's Deore XT Dyna – Sys Cassette. It features chrome – plated steel sprockets mounted to two aluminum carriers for an ideal blend of durability and low weight. Closer gear ratios in the middle of the cassette ensure you'll have the perfect gear for the trail's ups and downs. Plus, the cogs are ramped and machined for flawless, lightning – fast shifts.

$41.99 - $45.99
• Wider clearance for large wheels
• Compatible with shorter chain stays
• Efficient cable routing for light shift operation
• Increased traction range for long-travel and active rear suspension
• Model Number : FD-M8020
• Series : DEORE XT
• Swing Action : Side Swing
• Cassette Compatibility : 11
• Maximum Capacity : Total capacity 10T
• Top Gear Teeth : 34-38T
• Cable Routing : Front-Pull
• Chain Line : 48.8
• Chain Stay Angle : 66-69

$119.99
Shimano XT CS-M770 9-Speed Cassette
- Aluminum carrier reduces weight and increases rigidity
- Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed
- Weight: 323 grams

$99.99
The Shimano SLX CS-M7100 12-speed cassette is optimized with rider-tuned gear combinations for MTB excellence.
- Advanced shifting performance provides the confidence to enjoy any trail
- Light and stiff construction reduces cassette inertia resulting in faster acceleration and increased chain security
- HYPERGLIDE+ technology provides better chain engagement, stronger retention, and smoother pedaling with greater power and confidence over rapidly changing terrain
- Designed with a Shimano Micro Spline body that features smaller and more widely distributed splines to limit cog damage on freehub
- The CS-M7100 cassette meets durability requirements for E-MTB applications
- Cassette Body Type: Shimano Micro Spline
- Drivetrain Speeds: 12
- Range: 10-45
- Designed for ebike: Yes
- Color: Silver/Black
- Defined Color: Silver

$29.89 - $32.49
For quick, dependable shifting, look no further than Shimano's Sora Front Derailleur. Sora front derailleurs are compatible with dual-control road shifters and flat-bar style Rapidfire Plus shifters.

$24.99
Shimano Tourney CS-HG200-7 7-speed cassette
Combinations:
- 12 – 28T: 12-14-16-18-21-24-28T (bm)
- 12 – 32T: 12-14-16-18-21-26-32T (bp)

$21.99
Enjoy quality and reliability with the Shimano Tourney 6/7-speed rear derailleur. It makes use of Shimano SIS, HyperGlide, and Double Servo technologies for smooth, accurate shifts.
- Maximum cog size: 34t
- Total capacity: 43t

$24.99
Enjoy quality and reliability with the Shimano Tourney 6/7-speed rear derailleur. It makes use of Shimano SIS, HyperGlide, and Double Servo technologies for smooth, accurate shifts.
- Wheel-type cable guide
- Maximum cog size: 34t
- Total capacity: 43t

$24.99
Shimano's Tourney long cage rear derailleur incorporates advanced Shimano functions and styling that sets the standard for entry level components.
- TY model comes with resin bracket and plate body for reduced weight
- Zinc-plated adjustment screws for corrosion resistance
- MegaRange compatible
- Includes frame hanger
- Maximum cog size: 34t
- Total capacity: 43t

$34.99
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
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