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Parts

Whether looking for new wheels, a better fitting bar or a faster tire.

World-class engineers, state of the art production facilities and the ability to tap into proprietary materials allow ACF to supply the best components in the world.

e*thirteen by The Hive XCX Chain Guide
$99.95
- XC or Cyclocross top guide, ideal for 1x drivetrains - ST and CX guides mount to 28.6, 31.8 and 34.9 seat tubes - E-Type guides fit Shimano E-Type and SRAM S3 frame mount standards
absoluteBLACK Oval 110 BCD 5-Bolt Gravel Chainring
$89.99 - $109.99
absoluteBLACK Oval 110 BCD 1x Chainrings for gravel greatly improve traction for gravel or road 1x setups. They are designed for all Shimano 5-bolt cranks such as Dura-Ace 7950, Ultegra 6750, Shimano 105 5750, and more. The specially designed narrow-wide tooth profile keeps the chain snug, allowing you to leave your chain keeper in the garage. They are crafted from CNC machined 7075 aluminum and feature an anodized finish for exceptional durability. Ovality has been optimized for each chainring size, ranging from 10.5-11.4%, with timing of 112-113° after TDC (top dead center). - Oval shape reduces stress on knees, helps to keep your legs fresh, and does not feel any different while riding - Teeth have been 3D-machined for ultimate mud shedding and quieter operation - The unique, patent-pending narrow-wide tooth profile keeps the chain in place - Provides excellent weight-to-strength ratio - 12-Speed Eagle compatible - Chainring has 1.5mm offset toward frame to provide the perfect chainline - Chainring bolts are included
Zipp SL Sprint Stem
$265.00
Just as cyclists maximize performance by being as light, but as powerful as possible, Zipp's SL Sprint Stem strikes the ideal balance of stiffness and lightweight to deliver responsive handling without wasting a single watt. - Unidirectional carbon - The SL Sprint comes with its own stem cap that’s designed to be aerodynamically efficient by blending into the stem body - Includes stiff aluminum faceplate and stainless steel hardware with TORX heads on all bolts for precision torque readings and ease of adjustment - Black matte carbon finish with white Zipp logos
Zipp Service Course SL Stem
$112.00
Zipp's Service Course SL Stem provides strength and reliability at just 120 grams. Forged of 7075 aluminum with titanium bolts, the SL is stiff enough to harness the power of your burliest sprints and withstand the jarring forces of the meanest potholes. It keeps the front end completely rigid, providing control no matter the condition.
Zipp Service Course SL-70 Ergo Handlebar
$110.00
The same compact reach and drop dimensions as the Service Course SL-70 with a flattened top section for a natural ergonomic grip on the bar tops. A revised ramp angle for proper fit. The SL-70 Ergo's specially tuned drop shape creates comfortable hand positions with a short reach to control levers vital for race situations. The bar's 70mm reach is the shortest of Zipp's new Service Course lineup. Its 128mm drop helps put the rider low and in control without compromising comfort. Whether it's a rider with smaller hands or a bigger rider getting aero by pairing this bar with a long stem, this bar helps put just about any cyclists into his or her optimal position. - 7050 aluminum for light weight and durability - 70mm reach and 128mm drop for a short-low position - Flattened top shape to better fit the hand - Clip-on Compatible - ISO 4210 compliant. See Declaration of Conformity for details. - Ramp angle: 10° - Outsweep: 4° - Backsweep: 3° - Drop shape Variable - Clamp width: 110mm
Zipp Service Course SL-70 Handlebar
$110.00
The Service Course SL-70 is the bike fitter's go-to bar. The short reach to the hoods allows a proper fit without compromising stem length and steering control. With the revised ramp angle, proper fit is now achievable on even the most challenging setups. The 70mm reach is the shortest of Zipp's new Service Course bars, at 128mm of drop. Whether it's a rider with a shorter torso or a bigger rider getting aero by pairing this bar with a long stem, this bar helps put just about any cyclists into his or her optimal position. The SL-70's flattened top provides a better fit to the hand and is clip compatible. - 7050 aluminum for light weight and durability - 70mm reach and 128mm drop for a short-low position - Flattened top shape to better fit the hand - Clip-on Compatible - ISO 4210 compliant. See Declaration of Conformity for details. - Ramp angle: 10° - Outsweep: 4° - Backsweep: 0° - Drop shape Variable - Clamp width 120mm
Zipp Service Course Stem
$56.00
Zipp's Service Course Stem is strong, light, and reliable. Forged of 7075 aluminum with stainless steel bolts, the Service Course is stiff enough to harness the power of your burliest sprints and withstand the jarring forces of the meanest potholes. It keeps the front end completely rigid, providing control no matter the condition.
Whisky Parts Co. No.9 Mountain Fork
$550.00
For carving XC courses, going the distance on gravel roads, or roaming along bikepacking routes, the Whisky No.9 MTN Boost Fork brings a new dimension to your mountain bike. Lighter and stiffer than a suspension fork, it’s long enough to replace forks with 120mm to 130mm of travel. The boost 110mm spacing means your current wheels will likely bolt right in, and clearance for up to a 29 x 3.0" or 27.5 x 3.0" tire lets you alter your setup for wherever you’re riding. The Three-Pack mounts handily hold extra water, camping gear, tools, tubes, and more. - 15mm thru-axle with 110mm Boost spacing - Post-style brake mount - 1.5" tapered carbon steerer - Two sets of Three-Pack mounts - ASTM Condition 3 - For rough off-road riding and jumps less than 24"
Wheels Manufacturing Inc. 1/4-inch Grade 25 Loose Ball Bearings - Tub of 25
$8.50
Tub of 25 Grade 25, 1/4" loose ball bearings to fit many brands of hubs, headsets, and bottom brackets. Grade 25: - Dura Ace or Campy Record quality - 25 per tub
Wheels Manufacturing Inc. 3/16-inch Grade 25 Loose Ball Bearings - Tub of 25
$8.25
Tub of 25 Grade 25, 3/16" loose ball bearings to fit many brands of hubs, headsets, and bottom brackets. Grade 25: - Dura Ace or Campy Record quality - 25 per tub
Wheels Manufacturing Inc. Aluminum Headset Spacer
$3.00 - $23.75
You have to get that handlebar height just right. It's more comfortable, more efficient, and helps keep your entire upper body healthier. Wheels Manufacturing has your well-being covered with a wide variety of sizes to ensure your bars are right where they need to be. - Spacers are sold individually or in packs of 5 or 10 spacers. Select options from the dropdown menus to display pack size
Wheels Manufacturing Inc. Aluminum Shift Cable Housing Ferrules
$40.00
- Precision-machined cable ferrules for improved braking and shifting performance - A flat bottom on the inside prevents housing from pulling through ferrules. - 4mm ID for use with most shifting cables
Wheels Manufacturing Inc. Cable Crimps: Bottle of 250
$26.95
- Aluminum cable crimps to prevent frayed cables - 1.2mm for shift cables or 1.6mm for brake cables - Silver aluminum - 250-count bottle
Wheels Manufacturing Inc. Derailleur Hanger 100
$22.00
All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M6x10 Flat Head Screw
Wheels Manufacturing Inc. Derailleur Hanger 146
$22.00
All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (3) M3x8 Flat Head Screws - Specialized Part #9890-4226 Note: This hanger has been updated to match Specialized Part #9890-4226 and will accommodate 28-tooth and larger cassette cogs. Shifting with smaller cassette cog ranges will not be adversely affected.
Wheels Manufacturing Inc. Derailleur Hanger 163
$32.00
All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M3x8 Flat Head Screws
Wheels Manufacturing Inc. Derailleur Hanger 17
$27.00
All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M3x10 Socket Head Cap Screws Note: Wheels Mfg DROPOUT-17 measures 15.49mm between the 2 mounting holes (center to center) and 4.7mm between the 2 vertical plates.
Wheels Manufacturing Inc. Derailleur Hanger 20
$27.00
All Wheels Manufacturing hangers are produced in their Colorado shop to exacting tolerances using the finest US-made aerospace quality aluminum. - CNC-machined 6061 aluminum - Black anodized finish - Mounting hardware included
Wheels Manufacturing Inc. Derailleur Hanger 38
$32.00
All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M8 Chainring Bolt
Wheels Manufacturing Inc. Derailleur Hanger 4
$32.00
All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (2) M5x10 Flat Head Screws
Wheels Manufacturing Inc. Derailleur Hanger 6
$22.00
All Wheels Manufacturing replacement derailleur hangers are produced in their Colorado shop to exacting tolerances. - CNC machined 6061 aluminum - Black anodized finish - Includes (1) M8 Chainring Bolt
Wheels Manufacturing Inc. Grade 25 Loose Ball Bearings
$10.25 - $12.50
Loose ball bearings to fit many brands of hubs, headsets, and bottom brackets. Grade 25 bearings are Dura-Ace or Campagnolo Record quality.
WeThePeople Hydra Stem
$60.99
Named after the multi-headed serpent from Greek mythology, the WeThePeople Hydra stem really is a beast of many heads. It's available in two rise and two clamping options, and utilizes shark tooth clamping inside the stem body to provide a vise-like grip. The hydra is one stem that won't let your bars slip any time soon. The hydra is one of the first stems on the market to be available in the 25.4mm oversize clamp option. Pair it up with any of our 25.4mm handlebars to have a truly indestructible front-end setup.
TruVativ AKA Stem
$49.00
TruVativ's AKA Stem is 3D forged from 7050 aluminum for durable strength in all conditions. Four bolts attach the faceplate for a vise-like grip on your bars, and the 2-bolt clamp secures to your steerer for pinpoint steering precision and stiffness. This stem perfectly balances weight and strength for your trail or all mountain bike.
Trek Seat Mast Cap
$149.99
Trek-compatible seat mast cap Offered in white and black and a variety of lengths and offsets, the mast cap includes hardware compatible with round saddle rails only. 7x10mm carbon rail-compatible hardware sold separately. Key features: - Ultra-light carbon construction - One bolt head design offers easy fore-aft and infinite angle adjustment - Compatible with all Trek road bikes with round seat masts - 175mm and 135mm lengths - 5mm and 20mm offsets - Aluminum clamp
Thomson Elite Seatpost
$114.95
Thomson's Elite Seatpost is perhaps one of the most recognizable bicycle components in the world and it has earned its reputation as a super-strong, light and reliable beauty. With roots in the aerospace industry, Thomson builds the post with a tough and light 7000-series aluminum body, an elliptical extrusion that adds strength and stiffness, and a head and seat clamp forged and machined from a block of aluminum to eliminate any possible weak areas. Plus, its simple-to-use 2-bolt seat clamp allows speedy, infinite and secure seat angle adjustment from minus 5 degrees to plus 29 degrees. Upgrade your favorite ride to a Thomson seatpost and start riding in style.
TerraTrike 20-inch Deluxe Front Fender Set
$119.95
A must for wet weather conditions, these fenders protect from dirt and water splatter. The Deluxe Fenders are solid and stable so you won't get annoying vibrations or tire rubs from wind or rough roads. The black coloring with gray stripe and rear mud spoiler adds to your trike's sporty look. Compatible with all current TerraTrike models. Not compatible with TerraTrike versions 3.5 and older. - Deluxe front fender set for 20" (406) wheels - Robust design for years of reliable use - Set of two, contains mounting hardware and instructions - Black and silver fenders with black hardware
TerraTrike 20-inch Deluxe Rear Fender
$59.95
In foul weather conditions this rear fender protects you from dirt and water splatter and thus the ever common "trike stripe" up the back of your neck and head. The Deluxe Fenders are solid and stable so you won't get annoying vibrations or tire rubs from wind or rough roads. The black coloring with gray stripe and rear mud spoiler adds to your trike's sporty look. Pair with the front fenders for that completely splatter free ride. Compatible with all current TerraTrike models. Not compatible with TerraTrike versions 3.5 and older. - Deluxe rear fender set for 20" (406) wheel - Robust design for years of reliable use - Contains one rear fender, mounting hardware and instructions - Black and silver fender with black hardware
TerraTrike 24-inch Deluxe Front Fender Set
$139.95
Deluxe front fender set for 24" (507) wheels. - Robust design for years of reliable use - Set of two, contains all mounting hardware and instructions - Black and silver fenders with black hardware - Only works with 24" front wheels, tire size up to 2"
TerraTrike 24-inch Deluxe Rear Fender
$69.95
- Deluxe rear fender for 24" (507) wheels. - Robust design for years of reliable use - Contains one rear fender, mounting hardware and instructions - Black and silver fender with black hardware - Only works with 24" rear wheels, tire size up to 2" - Not applicable with Sportster Model
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