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Derailleurs
$11.50
- Prevents chain derailment when shifting to inner ring
- Adjustable hose-type clamp fits 1-1/8" to 1-3/8" seat tubes
$68.99
The Box Four Rear Derailleur is the base of Prime 9 Technology that offers an affordable clutch based 1 by 8-speed derailleur that is simple and light; this makes it a perfect candidate for every entry-level bike that traditionally has a 3 by drive-train that is neither durable nor user friendly.
$83.99
The Box Three Rear Derailleur simplifies the features found on the Prime 9 Box One and Two rear derailleurs making for a fully featured wallet friendly rear derailleur. Including a Limited Slip Clutch, Sealed bearing pulleys and a solid construction Box Three Rear derailleurs are compatible with 11-46 and 11-50t derailleurs making it one of the most versatile derailleur offerings for Prime 9.
$194.99
The Box One Prime 9 Rear Derailleur takes the advantages of our legacy 9-speed drive-train but adds the advancements of a modern 1 by; a fully adjustable Tri-Pack Clutch, and an x-wide cage optimized for an 11-50T cassette. Forged construction steps up the durability and performance to an unparalleled level. Suited for the most demanding terrain.
$37.40 - $38.00
Campagnolo's Veloce Front Derailleur features an aluminum body and chrome-plated cage for low weight, durability and smooth shifting. And, it's compatible with both standard and compact cranks.
$75.00 - $80.00
Campagnolo's Athena Front Derailleur is compatible with both standard and compact cranksets. Its steel cage moves the chain effortlessly between the chainrings and it features an anti-friction coating for quiet, sublimely smooth shifting.
$114.40
Campagnolo's Veloce Rear Derailleur uses an advanced-parallelogram design that assures precise and quick shifting. The aluminum construction reduces weight and boosts strength for crisp gear changes. Plus, the pulleys are made from a special material that renders the drivetrain nearly silent.
$179.99
Campagnolo's Athena Rear Derailleur uses an advanced-parallelogram design that assures quick, precise shifting. The aluminum construction keeps weight low and boosts strength for a rigid assembly. Plus, the pulleys are made from a special material for quieter drivetrain action.
$288.20
The Record 12-Speed rear derailleur has an innovative shape that envelopes the cassette better, thanks to 3D Embrace technology, creating a double effect: allowing the chain to maintain optimum traction at all times, thus increasing the speed, power and precision of shifting.
- Carbon fiber-reinforced construction, to increase strength while keeping weight to a minimum
- 12-tooth pulley wheels for smoother chain movement
- Optimized to work with cassettes from 11 to 34 teeth
Specifications:
- Largest Cog: 34
- Rear Derailleur Mount Type: 10x1 Standard
- Chain Wrap Capacity (teeth): 37
- Cage Length: Medium
- Rear Der/Shifter Compatibility: Campy 12-Speed Chorus/Record/Super Record 2019+
- Drivetrain Speeds: 12
$319.10
The Campagnolo EKAR Rear Derailleur is designed for the 1x13-speed EKARndrivetrain with a gravel-orientated performance & build.
- 2D parallelogram trajectory offers precise mechanical movement for 13 sprockets
- High grade polymer pulley wheels (12T upper, 14T lower) allow for smooth chain running and secure retention
- Carbon fiber-reinforced polyamide and anodized 7075 and 6082 alloys are lightweight, strong, and durable
- Stainless steel bolts for strength and long-term resilience on gravel
- Includes clutch lock for easy wheel removal
Specifications:
- Largest Cog: 44
- Rear Derailleur Mount Type: 10x1 Standard
- Chain Wrap Capacity (teeth): 34
- Cage Length: Medium
- Rear Der/Shifter Compatibility: Campy EKAR
- Drivetrain Speeds: 13
- Weight: 275g
$836.00
The Campagnolo Super Record EPS 12 speed rear derailleur offers improved shifting performance with a trajectory curve that is optimized for 11-29 and 11-32 cassettes.
- Using 3D Embrace technology the inner mechanism embraces more teeth per sprocket thanks to the advanced position of the upper pulley
- The 12-tooth pulley wheels allow for the integration of larger cassette range while keeping chain length the same
- Upper body adjustments allow you to set the perfect position whether you're riding an 11-29 or 11-32 tooth cassette
- An upper body return spring absorbs the energy of any bumps, preserving the hanger, and bringing the derailleur back to position
- An aluminum upper body provides high resistance to impacts and greater stiffness
- The lower part of the body is made of ultra-light technopolymer, reinforced with long carbon fibers
Specifications:
- Largest Cog: 32
- Rear Derailleur Mount Type: 10x1 Standard
- Chain Wrap Capacity (teeth): 37
- Cage Length: Medium
- Rear Der/Shifter Compatibility: Campy Record/Super Record EPS
- Drivetrain Speeds: 12
- Weight: 234g
$25.95
- Bargain priced tensioner for turning a geared bike into a single speed
- Fixed position aluminum arm with quiet rubber sealed bearing pulley
- Mounts in place of derailleur
$39.95
- Lightweight sprung-type chain tensioner replaces derailleur for running a 1-Speed drivetrain on a vertical dropout frame
- Variable tension and position (Can be used on rigid frames or suspension frames with varying chain length)
- Supplied with 2 springs to provide pull-Up or push-down function
- Superlight CNC machined alloy body, pivot bolt and sealed bearing pulley
- Steel no-jump guide cage
$64.99
Same specs as the K13-002 Pro Braze-on Chain Catcher but includes a Cadence Magnet required for SRM Power Meters, as well as other leading power meter brands.
- CNC Machined 6061-T6 Aluminum
- Fitment: All braze-on mounted front derailleurs*
- Hardware: Includes all mounting hardware for Shimano, SRAM, and Campagnolo front derailleurs
* Not compatible with Campy EPS
* May not work with all third-party braze-on adapter clamps
- Made in Boise, Idaho, USA
- Lifetime Guarantee against material or manufacture defects. Damages due to abuse or crashing excluded.
$29.95
- Cover up those unfinished and unused FD mounts with MRP cover plates
- Offered in Decapitator version with built-in bottle opener
- Alloy with matching alloy fastener, 12g
- Made in Grand Junction, CO USA
$73.50
- Replacement backplates for MRP chainguides
- Medium angle backplate models offer clearance for low chainstay frames such as VPP
$11.99
Mezzo front derailleurs offer durable construction and seamless compatibility with existing systems, making repairs and upgrades easy.
- Aluminum bracket, plastic body
- Includes 31.8mm clamp adapter
$12.99
M21 rear derailleurs are designed to work with 6- and 7-speed Shimano road and mountain shifters. Enjoy the wide variety of bikes you can get going again with M21 rear derailleurs.
- Robust composite and steel construction
- Compatible with Shimano 6- and 7-speed mountain and road systems
$12.99
M21 rear derailleurs are designed to work with 6- and 7-speed Shimano road and mountain shifters. Enjoy the wide variety of bikes you can get going again with M21 rear derailleurs.
- Robust composite and steel construction
- Compatible with Shimano 6- and 7-speed mountain and road systems
- Long cage for double or triple cranksets and 32T max cassette cog
- Includes frame hanger attachment for use with older frame designs
$14.99
M-series rear derailleurs are designed to work with 7, 8, and 9-speed Shimano-compatible mountain and road shifters. These legendary M26 rear derailleurs put cyclists of all ages back on their saddles with as little frustration as possible.
- Robust composite and steel construction
- Compatible with Shimano 7, 8, and 9-speed mountain and road systems
$18.99
Featuring full metal construction and precisely engineered linkages, Marvo level derailleurs deliver high end performance that will last.
$20.99 - $29.99
R8 front derailleurs feature a cold forged aluminum body and are optimized for 7 and 8-speed chains and Shimano-compatible road shifters.
$20.99
R-series rear derailleurs are designed to work with 8 and 9-speed Shimano-compatible road shifters. These R8 rear derailleurs have composite and steel parts that weigh more but have the same durability and performance as R9 and R10 derailleurs.
- Steel pulley cage for extra durability
- Not compatible with Shimano Tiagra 4700 road system
- Short cage for double crankset and 28T max cog
- Long cage for triple crankset and 28T max cog
$22.99 - $34.99
Optimized for Shimano compatible 9-speed road drivetrains, R9 front derailleurs feature metal construction and rapid shifting response.
- Cold-forged aluminum body
$25.99
M-series rear derailleurs are designed to work with 7, 8, and 9-speed Shimano-compatible mountain and road shifters. Marvo LT rear derailleurs are built with precision rigid aluminum construction. Let these miracle workers get any bike rolling again.
- Lightweight aluminum construction
- Steel pulley cage for extra chain-rub durability
- Compatible with Shimano 7, 8, and 9-speed mountain and road systems
$26.99
When your riding gets adventurous, more range means more versatility. With the ADVENT front derailleur, you can run a gravel-style 46-30T crank paired with an 11-42 cassette, resulting in a ridiculous 585% gear range. Will that work best for traditional touring, gravel, adventure racing, or bikepacking? The answer is yes.
- Top Gear Teeth: 44-48T
- Capacity: 16T
- Band Clamp: 34.9mm (31.8mm w/Shim)
- Chain Line: 48.8mm / Boost 51.8mm
- Chainstay Angle: 63-68
$27.99
Compatible with Shimano 10-speed mountain shifters as well as microSHIFT variations, the XCD front derailleur performs well under the pressures of mountain bike racing.
- Full aluminum construction
- Includes adapter for 31.8mm seat tube
- Chainstay angle: 66-69°
$29.99
Not everyone needs the added chain retention provided by our innovative SpringLock system. For those riders, we offer a non-clutch version of our Acolyte derailleur. While still capable of handling a 12-46T cassette, the rear derailleur is the perfect choice for commuter or touring bikes that can benefit from using a wide range 1x gearing system.
- Direct path cable routing for smooth and responsive shifting
- Compatible with 12-42T and 12-46T 9-speed cassettes
- Compatible with Acolyte shifters only
$29.99
Centos front derailleurs are precisely manufactured for responsive, accurate shifting under race conditions.
- Compatible with Shimano Tiagra 4700 10-speed road systems
- Includes adapter for 31.8 and 28.6mm seat tubes
$29.99 - $38.99
R10 front derailleurs work with 10-speed Shimano-compatible road shifters. Designed to work with a variety of chainring combinations, these workhorse components will get you rolling again.
- Cold-forged aluminum body
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