Filter By:
- Show More Brands
- Show Fewer Brands
- Show More Sizes
- Show Fewer Sizes
- Show More Model Years
- Show Fewer Model Years
Derailleurs

$14.99
- Compatible with 6 and 7-speed SIS Index Shifting drivetrains
- Includes BMX/track frame hanger

$214.00 - $249.99
Elevating the shift, expanding the capable, the X01 Eagle derailleur features an updated cage architecture to provide better chain management than ever. The X01 Eagle rear derailleur works with the new 10-52T cassettes and is backward-compatible with 10-50T options, as well.
- Updated cage provides better chain retention and more precise shifts
- Backward-compatible design works with 10-50T and 10-52T cassettes

$99.99
Shimano's Deore XT Rear Derailleur uses cold-forged construction and cutting edge technology to deliver crisp shifting, real-world reliability, and trademark precision. Plus-type derailleurs use a lever-actuated clutch spring to prevent chain slap, reduce noise while on the trail, and improve chain engagement when riding over rough terrain. Sealed pulley bearings keep things spinning smoothly, and wide plate construction prevents the derailleur from getting clogged with mud and debris.

$103.99
Shimano's Deore XT Rear Derailleur uses cold-forged construction and cutting edge technology to deliver crisp shifting, real-world reliability, and trademark precision. Plus-type derailleurs use a lever-actuated clutch spring to prevent chain slap, reduce noise while on the trail, and improve chain engagement when riding over rough terrain. Sealed pulley bearings keep things spinning smoothly, and wide plate construction prevents the derailleur from getting clogged with mud and debris.

$19.99
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

$14.99
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

$32.00
SRAM's X4 Rear Derailleur provides precise, dependable shifting along with long-term durability. Its aluminum and steel construction delivers through the roughest trail, while SRAM's 1:1 actuation ratio and direct cable routing provide quick, reliable shifts. This derailleur is compatible with 7- or 8-speed drivetrains.

$90.99
Shimano's Ultegra Rear Derailleur benefits from trickle-down technology from Shimano's top-line Dura-Ace model, which means you get awesome shifting at a more affordable price point. This choice derailleur boasts a light and tough cold-forged-aluminum body with a wide pivot design that boosts rigidity to speed and smooth shifts. Plus, the fluorine-coated pivots minimize friction for nearly effortless shifting and the oversize pulleys keep the chain running more smoothly, too. The pulleys also last longer than smaller ones and are sealed to keep out water and dirt.

$369.99 - $490.00
One rear derailleur to rule them all. The SRAM Force eTap AXS rear derailleur is designed for both 1x and 2x systems. It capitalizes on X-Range gearing technology for enhanced range and chain management and features larger pulleys for improved durability and efficiency. Strong, smooth, quiet and AXS enabled.
- SRAM AXS enabled, allowing easy personalization
- Orbit chain management technology keeps the drivetrain quiet and secure
- A single rear derailleur for all gearing combinations, including 1x and 2x
- Larger X-SYNC pulleys for increased durability and efficiency
- NOTE: Does not include eTap battery. Compatible with existing eTap batteries.

$64.99
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.

$99.99
K-EDGE MTB Chain Guide is built to be the strongest and lightest solution to withstand the pedaling force of a derailed single ring chain in World Cup race conditions.
- Full-cage design for chain retention under the most abusive cross situations
- Braze-on mount and braze-on adapter clamp compatible
- Fully adjustable for height, center-line, and angle
- Optimized for 10 and 11spd drivetrains
- CNC Machined from 6061-T6 Aluminum (no plastic parts)
- Stainless Steel Hardware
- Weight: 60.8 grams (excluding braze-on adapter clamp)
- Compatibility: Single-ring bikes; frames with integrated braze-on front derailleur mount; also compatible with braze-on adapter clamps. All necessary hardware included
- Optimized for 34T to 44T Chain Rings
- “Hard to fit kits” may be needed for current applications, please contact Info@k-edge.com
- Made in Boise, Idaho, USA
- Lifetime Guarantee against material or manufacture defects. Damages due to abuse or crashing excluded

$20.99
R8 front derailleurs feature a cold forged aluminum body and are optimized for 7 and 8-speed chains and Shimano-compatible road shifters.

$40.00
• 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
• BB Mounting Plate : E-Type

$51.99
- 10/11 Speed compatible
- MTB: Direct attachment (Shadow+)
- 11T Min top Sprocket
- 46T(1x10), 42T(2x11/2x10) : Max Low Sprocket

$36.99
The heart of this microSHIFT Acolyte derailleur is the innovative SpringLock system. By pairing a customized linear rate high tension spring and a dual stage activation mechanism, we’ve developed a system that can provide substantial chain security when you need it and can be turned off when you don’t. To engage the clutch, turn the engagement bolt clockwise until it clicks. There’s no way to overtighten the bolt. To disengage the clutch for wheel removal, flip the switch. It’s that simple.
- Innovative SpringLock chain retention keeps chain in place over rough terrain
- Direct path cable routing for smooth and responsive shifting
- Compatible with 12-42T and 12-46T 8-speed cassettes
- Compatible with Acolyte shifters only

$550.00
Whether on the starting line or not, the X0 Eagle T-Type 12-Speed rear derailleur brings competition-tested prowess to riders who let their riding prove everything. Engineered as integrated and interdependent transmission components, the X0 T-Type derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface. This foundationally changes the entire relationship between cassette and derailleur. Beyond that, its Full Mount attachment method creates a far stronger connection that grips both sides of the frame. These X0 T-Type rear derailleur features the same intuitive pairing and set-up procedure as our Eagle AXS™ derailleurs
- Competition proven strength and reliability
- X0 Eagle derailleur is especially robust, allowing for common maintenance that serious riders demand
- Features an overload clutch that boosts resiliency and a tucked-in profile that houses protection covers on the B-knuckle and outer link that are fully replaceable
- Aluminum cage
- Battery Not Included

$9.99
Compatible with DUAL SIS index shifting, the Shimano Tourney TY front derailleur is perfect for 3x7 and 3x6 speed drivetrains.
- Action: TOP SWING
- Angled clamp band design
- Applicable Top-Mid tooth difference: 10T
- Chain line: 47.5/50mm
- Chain stay angle: 63-66
- Top gear teeth: 48T
- Total capacity: 20T

$90.00
In the heat of competition, a missed shift can mean the difference between a podium place, and watching from the crowd. That's why Shimano builds the XTR Front Derailleur to exacting specifications. It boasts wide, sealed pivots for some of the smoothest off-road shifting you've ever experienced. The multiple clamp sizes (included) and variable cable routing give it super versatility.

$45.00 - $70.00
$70.00
Up to 36% Off
The K-Edge Road Clamp Chain Catcher functions the same as the original chain catcher, but it mounts to its own CNC sculpted lightweight clamp. K-Edge's Road Clamp-on Chain Catcher improves overall function of your drive train while protecting your valuable frame from a dropped chain.
- Prevents missed front shifts and frame damage from a dropped chain
- For use with clamp-on front derailleurs
- Clamps below and adjusts independently of the front derailleur
- Precision machined, anodized 6061 T6 aluminum
- 23 grams

$70.00
Shimano's Deore XT Front Derailleur sports a lightweight aluminum cage that's chrome plated to reduce wear. Plus, the body boasts wide parallel pivots that provide fast, smooth and reliable shifts every time.

$38.99 - $59.99
Shimano's Deore XT Front Derailleur sports a lightweight aluminum cage that's chrome plated to reduce wear, and uses wide parallel pivots to provide fast, smooth, and reliable front shifting. This derailleur uses direct mounting and is specifically optimized for 2x10 set ups.

$369.99
With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience with shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain stabilizer. The RD-RX817 Di2 version offers the digital precision of Shimano electronic shifting, as well as synchronized shifting and is compatible with MTB cassettes with a max cog size of 42T.
- Adjustable, gravel-tuned chain stabilizer prevents chain slapping and drops
- Switch stabilizer ON/OFF to match the terrain
- Silent and uninterrupted rear shifting on rough terrain
- Compatible with current road Dual Control Levers
- High cog: Max. 11T/Min. 11T
- Low cog: Max. 42T/Min. 40T
- Total capacity: 31T

$34.99
Claris R2000 series offers reliable functionality at a price point for new riders. Designed for easy rides around town with the durability to handle a long tour, Claris R2000 has a sporty design and promises the opportunity of comfortable and casual riding.

$43.99 - $49.99
• Increased traction range for long-travel and active rear suspension
• Down Swing and Top Swing
• Model Number : FD-M8025
• Series : DEORE XT
• Swing Action : Side Swing
• Cassette Compatibility : 11
• Maximum Capacity : Total capacity 10T
• Top Gear Teeth : 34-38T
• Cable Routing : Dual-Pull, Top-Pull exclusive
• Chain Line : 48.8mm (compatible with the special crankset which chain line is 3mm outboard; the special frame is required.)
• Chain Stay Angle : 66-69
• BB Mounting Plate : Low-Clamp

$39.99 - $54.99
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

$59.99 - $89.99
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.

$52.99 - $71.99
Shimano 105 7000-series components offer much of the same technology and functionality as their top-level 11-speed drivetrains at a more budget-friendly price point. The RD-R7000 rear derailleur provides stable shifting performance and wide-range compatibility in two different cage lengths. The Shadow RD design limits the amount the derailleur sticks out from the side of the bike, reducing the risk of it making contact with objects and bending.
- Maximum cog size: 30t (SS) / 34t (GS)
- Total capacity: 35t (SS) / 39t (GS)
- Pulleys: 11t
- Chain compatibility: HG-EV 11-speed/HG-X11
- Direct mount compatible

$102.95
The Campagnolo Chorus front derailleur provides immediate, responsive upshifting with extreme precision.
- Upper semi-rod not connected to the lower one for more effective, precise movement and no contact with travel limit
- The derailleur stops transmission contact and friction to improve maximum cross-chaining situations
- Designed to accommodate tires up to 32mm without the risk of contact with the derailleur
- Double-position fixing of the cable allows for maximum compatibility with frames and tires
- An optimized position for every engaged sprocket means limited risk of contact with the chain
Specifications:
- Derailleur Capacity: 16
- Front Der/Shifter Compatibility: Campy Centaur/Potenza/Chorus/Record/Super Record 2015+
- Max Ring (teeth): 52
- Front Derailleur Style: Traditional
- Front Derailleur Cable Pull: Bottom Pull
- Front Derailleur Clamp: Braze-on
- Drivetrain Speeds: 12

$749.99
More than a mechanical derailleur with a battery and a motor bolted on, the Eagle AXS derailleur is the heart of the whole AXS system. It features a shorter cage for 10mm more ground clearance, with more chain wrap on the cassette to sit slightly further forward, and further inboard from mechanical Eagle. Instantaneous shifts from a single touch even while under World Cup-winning chain loads recorded in the heat of racing and affirmed in the test lab. Tested to IP69K water and dust proofing standard so whatever race day brings, you’re ready.
- XC focus and trail ready
- Carbon cage
- Ti hardware
- Rainbow colorway
- Eagle technology
- Overload Clutch protection
- AXS enabled componentry software that makes it possible to both program and personalize new SRAM and RockShox components
- System is completely water and dust proof to IP69K
- Eagle AXS is designed to work with X-DOME Eagle cassettes only, providing the most precise, silent, and reliable shift performance available.
- Battery sold separately
Page 1 of 8
Next page