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Drivetrain Parts

Shimano 105 Crankset
For maximum pedaling efficiency, Shimano's 105 Crankset boasts light, stiff hollow cold forged aluminum arms, plus an integrated oversize-steel axle. The chainrings are also made of cold-forged aluminum and are ramped and pinned for quick, precise shifting. The asymmetrical, four-armed big chainring provides incredible power transfer.
Shimano 105 Rear Derailleur (Short Cage)
Shimano's 105 Rear Derailleur delivers high-end function with upscale looks. With a body of light, durable cold-forged aluminum in Shimano's wide-pivot design with their light-action spring, rear shifting is practically effortless and always super smooth. The top pulley stays a uniform distance from each cassette cog ensuring that every shift resonates with the plunk of exact gear engagement.
Shimano Ultegra Dual Control Levers
Shimano's Ultegra Dual Control Levers deliver super-smooth 10-speed shifting, powerful braking and top comfort, too. They share Shimano's Dura-Ace technology for lightness, clean, under-the-tape cable routing and race-worthy precision and quality. The hoods feel wonderful and fit your hands perfectly for top-notch ergonomics, while the adjustable-reach levers allow fine-tuning the reach if needed. You'll also love the high-tech carbon levers that save weight and look and feel great.
Shimano Ultegra Dual Control Levers (Triple)
Shimano's Ultegra Dual Control Levers deliver super-smooth 10-speed shifting, powerful braking and top comfort, too. They share Shimano's Dura-Ace technology for lightness, clean, under-the-tape cable routing and race-worthy precision and quality. The hoods feel wonderful and fit your hands perfectly for top-notch ergonomics, while the adjustable-reach levers allow fine-tuning the reach if needed. You'll also love the high-tech carbon levers that save weight and look and feel great.
Sunlite Cottered Pin
$2.99
- Sunlite Cottered Pins
Wolf Tooth Components 25mm B-Screw
$3.00
- Longer B-screw needed when using 40t or 42t cog with most Shimano derailleurs
Problem Solvers Hex Crank Arm Fixing Bolt/Cap
$5.99
Problem Solvers Crank Arm Fixing Bolts - 8mm - Sold as a pair
Race Face X-Type Spindle Spacer Kit FR/DH Cranks
$5.99
Replacement spindle spacers for Race Face X-Type FR/DH cranksets.
Sunlite Derailleur Hanger
$6.99 - $19.99
- 6061 Forged Alloy - Made to O.E.M. specifications - Correct hardness to reduce damage to frame upon impact
Origin8 Single Chainring Bolts
$7.95
Revamp the look of your single speed cranks with some new hardware. Origin-8's Single Chainring Bolts give a high polished look to any crankset. The anodized finish comes in multiple colors to highlight your crank and makes it look as good as you do. You can also choose between steel or aluminum bolts. • Set of 5 male/female bolts • Inside measures 4mm when tightened, 7mm total height
Sunlite Mini Hex
$7.99
- One-piece bottom bracket cup set - Bearings included - Fits smaller american juvenile/youth sized BB - Shell: 65mm - Cup Material: Steel - Weight: 173 grams
Race Face Alloy Crank Boot
$9.99
Trail riding can be tough on your gear. The ends of your alloy cranks can take a lot of abuse as the trail rushes underneath you and your bike. Protect your cranks from any damage with Race Face crank boots - now made in a smaller version to fit most alloy MTB cranks. Made from a durable Race Face proprietary plastic blend, leave no doubt and go with the originator in crank end protection. Wrap it up and protect the tips. Compatible with: - Race Face - Turbine Cinch - Atlas Cinch - Atlas (24mm Spindle) - Turbine (24mm Spindle) - Aeffect Cinch (175mm length ONLY) - Most other popular alloy MTB cranks (except some alloy DH cranksets)
Race Face Carbon Crank Boots
$9.99
Trail riding can be tough on your gear. The ends of your carbon cranks can take a lot of abuse as the trail rushes underneath you and your bike. Protect your cranks from any damage with Race Face crank boots. Made from a durable Race Face proprietary plastic blend, leave no doubt and go with the originator in crank end protection. Wrap it up and protect the tips! Compatible with: - Race Face - Next SL Cinch (G3) - Sixc Cinch - Chester - Respond - Next/Next SL (24mm Spindle) - Sixc (24mm Spindle) - Most other popular carbon MTB cranks and assorted alloy DH cranks
Shimano SLX M660-10 Outer Chainring
$9.99 - $39.99
Shimano SLX M660 10-Speed chainrings get worn out drivetrains back in like-new condition.
Sunlite One Piece BB Set
$9.99
- One-piece bottom bracket cup set - Bearings included - Shell: 68mm - Spindle Type: OPC - Cup Material: Steel - Weight: 265 grams
Third Eye Chainwatcher
$9.99
- Prevents chain derailment when shifting to inner ring - Adjustable hose-type clamp fits 1-1/8" to 1-3/8" seat tubes
Race Face Atlas AM Crank Bolt/Puller
$10.00
Race Face steel crank bolt/puller for Atlas AM cranks.
Microshift Twist Shifter for Shimano Nexus Internal Gear w/Gear Indicator
$12.99
MicroSHIFT's Shimano Nexus-compatible internal gear shift levers offer a durable, feature-packed solution. - Includes shift cable - Designed for Campagnolo shift cables—not compatible with Shimano shift cables - Optical gear indicator
e*thirteen by The Hive Chain Guide Lower Slider Kit
$13.00
- Lower slider replacement parts for E-13 chainguides
FSA 30mm Crank Bolt with M30 Cap
$13.99
- M30 cap with self-extracting crank bolt and washer - Compatible with 2013 and newer FSA Gossamer cranks
FSA BB30 Crank Bolts
$13.99
- Self-extracting bolts for BB30 cranks: includes puller cap that threads into BB30 crank arms - Sold as singles
SRAM MRX Comp Micro Front Twist Shifter
$13.99
SRAM's MRX Comp Twist Shifters are simple to use and offer solid shifting and reliable construction. They shift a SRAM or Shimano front derailleur. These shifters are indexed to shift three gears, and feature micro-adjustments for perfect front derailleur alignment.
SRAM MRX Comp Rear Twist Shifter
$13.99 - $14.99
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.
Shimano Acera EF-500-2A EZ Fire Shift/Brake Lever
$13.99 - $19.99
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)
Wolf Tooth Components 16 Tooth Cog
$14.95
We did our homework on this cog and we think you will be pleased with the result! This 16t cog smooths out the cog to cog transition when using our GC and a standard 10 speed 11-36 cassette. You should expect this to shift well and last as long as the rest of your cassette cogs of similar size. Here are the transitions WITHOUT the 16t cog (4 tooth max jump): - Remove the 15t -> 11-13-17-19.... - Remove the 17t -> 11-13-15-19... Here are the transitions WITH the 16t cog (3 tooth max jump): - Remove 15t & 17t-> 11-13-16-19... Compatibility: Shimano 10 speed cassettes - XT 11-36t (CS-M771) - XTR 11-36t (CS-M980) - Other 11-36t Shimano cassettes like SLX HG81 11-36t - Modification required (must drill out rivets holding the 17t to the larger cogs) SRAM 10 speed cassettes - PG 1030, 1050, and 1070 - 11-36 and 12-36 - X0 11-36t(XG - 1080) - Remove the 14t rather than the 17t
SRAM PC-1 Single Speed Nickel Chain
$14.99
SRAM's PC-1 Single Speed Nickel Chain is designed for singlespeed bicycles so it won't jump off when you're laying down the power. It comes with a connector link for easy installation and removal.
Shimano Altus FD-M310 Front Derailleur
$14.99 - $17.99
- 7/8 speed design - Steel inner and outer links with steel chain cage - Multi-clamp to fit 28.6 – 34.9mm frames - Multi-pull design - Total gear teeth: 48
Shimano Tourney TY-300 Rear Derailleur
$14.99
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
SR Suntour XCT Left Crank Arm
$15.00 - $19.99
SR Suntour's XCT is a replacement left crank arm for square or diamond taper-oriented cranks that features aluminum alloy construction.
Sunlite Aluminum Crankarm (Left)
$15.00 - $19.99
• Square taper interface • Only includes left crank
Shimano Alivio M415 7/8-Speed Middle Chainring
$16.00
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
SRAM X3 Rear Trigger Shifter (7-speed)
$16.99
SRAM's X3 shifters feature two-lever trigger shifting performance at a great price. With Exact Actuation 1:1 cable pull ratios, these shifters deliver quick, accurate shifts.
Shimano 105 5703 Triple Chainring
$16.99 - $51.00
Shimano 105 5703 10-Speed chainrings are a quality, reliable replacement option for worn out chainrings on triple cranksets.
Shimano Altus M315 Rapidfire Plus Shifter
$16.99 - $21.99
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
Shimano Altus FD-M313 Front Derailleur
$17.99
Altus wide link 7/8-speed compatible dual-pull multi-fit front derailleur for recreational off-road use. - Compact conventional swing design - Low-friction wide linkage reduces shifting effort and increases rigidity - Dual-pull design allows it to be used with top or bottom cable routing - Multi clamp band is compatible with all frame dimensions - 66-69 degree chainstay to seat tube angle range - For outer chainring size from 42 to 48 tooth, total capacity 20 teeth - Compatible with 7- or 8-speed drivetrains
Shimano Sora 3503 Triple Chainring
$17.99 - $47.00
Shimano Sora 9-Speed replacement chainrings gets your drivetrain operating smoothly again.
Shimano Tiagra 4650 Chainring
$17.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
Shimano Altus M2000 Front Derailleur
$18.99
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.
TruVativ BMX To Threaded (BSA) BB Adapter
$19.00
- Adapts American/Pro BMX frames with a non-Threaded 51.3mm (2.02") i.d. bottom bracket shell to accept English-threaded bottom bracket & crank applications - CNC-machined aluminum with three steel connecting bolts to prevent independent rotation
Origin8 XLT Square Taper BB
$19.99
- Designed for fat tire bikes - Chromoly spindle - Sealed bearings
SRAM PC-850 8-Speed Chain
$19.99
SRAM's PC-850 Chain makes a trusty partner over hill and dale. It's easy to install, too, thanks to the no-tools-needed PowerLink. Quiet, smooth, reliable and very affordable, the PC-850 is a fine value.
Shimano BB-ES300 Octalink Bottom Bracket
$19.99
Shimano BB-ES300 Octalink V2 Bottom Brackets - Fits Shimano Octalink V2 Spline Cranksets - Crankarm fixing bolts not included
Shimano Deore M532 Chainring
$19.99 - $44.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
Shimano Deore M533 Chainring
$19.99 - $45.00
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
Sunlite Aluminum Low Profile Crankarm (Left)
$19.99
• Square taper interface • Only includes left crank • 175mm length
Sunlite One-Piece Crankarm
$19.99
• Forged steel • 24 TPI
SRAM PG-730 7-Speed Cassette
$20.00
SRAM's PG-730 7-Speed Cassette is the perfect replacement for your worn-out gears. It features a rugged steel construction for awesome durability and SRAM's PowerGlide technology for smooth, precise shifts throughout its 12-32 tooth range.
SRAM X4 Rear Trigger Shifter (8-speed)
$20.00
SRAM's X4 shifters feature Exact Actuation 1:1 cable pull ratios for precise, dependable rear shifting. They deliver proven ergonomics and excellent performance at a great price.
Dimension Multi Speed Chainrings
$20.99 - $45.99
Dimension Multi Speed Chainrings. - CNC-machined AL-7075 - Has ramps and pins to aid in shifting (not on 74mm BCD inner chainring) - Same BCD as Surly Long Haul Trucker, Cross-Check, and Troll complete bikes (74mm & 110mm)
Microshift Marvo LT Trigger Shifter
$20.99
MarvoLT Xpress shifters are smooth, simple, and easy to use. - Trigger-style shifting action - Straight cable entrance and exit routing reduce setup frustration - Includes shift cables - Compatible with Shimano 9-speed mountain derailleurs - Left shifter works for double or triple
Shimano Altus M2010 Rapidfire Plus Shifter
$20.99
For reliable mountain bike shifting, Shimano's ALTUS SL-M2010 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 - MEGA 9 LITE close ratio gearing - 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
Chris King PressFit 30 Bottom Bracket Conversion Kit
$21.00
Chris King's Bottom Bracket Conversion Kits make sure that you can match up your frame with your cranks, all while enjoying the super smooth performance of King's in-house stainless steel bearings. These adapters are compatible with frames that feature a Press Fit 30 bottom bracket.
Chris King ThreadFit 24 Conversion Kit #8
$21.00
All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used. - 68mm Threaded BB Shell - 24mm Road Cranksets - Common Cranks: Shimano Road, FSA road, Rotor - Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket
Origin8 BMX/SS/Fixie Chainring - 1/8-Inch
$21.99 - $22.99
Origin-8's BMX/SS/Fixie Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with BMX, fixie and track drivetrain components. They have an attractive and corrosion-resistant anodized finish.
Shimano Altus M310 Shifter
$21.99
Shimano Altus M310 shifters for 3x7 or 3x8 drivetrains. - Optical gear display - Stainless steel shift cables included
Shimano XT M785 AJ-type Chainring
$21.99 - $89.00
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
All-City Standard Track Cog
$22.00
- Chromoly steel with black oxide finish - 1.37" x 24tpi right hand thread - Requires a cog lockring (sold separately) - Compatible with 1/8-inch chains
Shimano Ultegra 6800 Inner Chainring
$22.00 - $166.00
Shimano Ultegra 6800 11-Speed Inner Chainrings - Material: Aluminum - Ring Position/Type: Inner
Shimano Ultegra R8000 Chainring
$22.00 - $182.00
Shimano Ultegra R8000 Series Chainrings are designed for use with Shimano's 11-speed Ultegra crankset.
Microshift R9 Front Derailleur
$22.99
Optimized for Shimano compatible 9-speed road drivetrains, R9 front derailleurs feature metal construction and rapid shifting response. - Cold-forged aluminum body
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