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Derailleurs
Derailleurs move the chain up or down the cassette or chainrings. This action is what makes a bicycle easier or harder to pedal. | ![]() |

$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.

$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.

$15.99
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
- Compatible with 6 and 7-speed SIS Index Shifting drivetrains
- Includes BMX/track frame hanger

$20.00
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

$25.00
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

$35.00
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.

$377.00
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
- Compatible with existing eTap batteries

$214.00 - $225.00
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

$75.00
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.

$256.00
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

$302.00
With SRAM's RED Rear Derailleur, SRAM set out to make their already race-proven design lighter, faster, and quieter. Through careful analysis of design, material selection, and component integration, they achieved all three. Refined shaping and a hollow titanium fixing bolt lighten the overall weight while maximizing performance. Carefully sculpted jockey wheels work together with the new chain pulley cage for lightning-fast, ultra-precise shifts. An updated elastomer coating applied to the jockey wheels makes for extra quiet operation. Plus, a redesigned shift cable routing makes set-up and adjustment easier than ever! Light, fast, and quiet, the RED derailleur delivers!

$68.00 - $80.00
SRAM's GX 2x10 rear derailleur provides incredible shifting speed and precision. Exact Actuation technology eliminates slop and shifting variation. Roller Bearing Clutch technology delivers maximum drivetrain stability—even through the most punishing terrain. And with Cage Lock technology, wheel removal and installation are easier than ever.

$104.99
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

$134.99
The Box Two Prime 9 Rear Derailleur is very similar to the Box One version however, to be more wallet friendly, it offers a non adjustable Tri-Pack Clutch, bushing pulleys and some muted finishes. Box Two rear derailleurs are still optimized for 11-50t cassettes and offer durability and performance for the most demanding terrain, just at lower price!

$115.00
Incredibly fast, astonishingly quiet, and impressively precise — fly through all 11 gears with SRAM's Force 22 WiFLi Rear Derailleur. It takes advantage of SRAM's Exact Actuation technology for precision shifts every time. Carefully shaped jockey wheels work together with the sculpted cage for lightning-fast, ultra-precise shifts, and an elastomer coating applied to the jockey wheels makes for extra quiet operation. A carbon outer cage, aluminum inner cage, and magnesium inner link keep the Force 22 WiFLi at a svelte 190 grams. The WiFli version shifts up to a 32T max cog for a super-wide gear range.

$82.45
- Required for use on carbon frames with carbon front derailleur braze on mounts
- Compatible with all Campagnolo EPS front derailleurs
- Increases the stiffness of carbon front derailleur braze-on mounts to handle the increase torque of EPS front derailleurs

$27.99 - $36.99
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

$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.

$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

$38.99
R-series rear derailleurs are designed to work with 7, 8, 9, and 10-speed Shimano-compatible road shifters. These R10 aluminum rear derailleurs are lightweight, precision CNC-machined, robust, and can get any bike back on the road.
- Lightweight all-aluminum construction
- Compatible with Shimano 7, 8, 9, and 10-speed road systems
- Not compatible with Shimano Tiagra 4700 road system
- Short cage for double crankset and 28T max cog
- Medium cage for double crankset and 34T max cog

$44.99
• 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
• BB Mounting Plate : E-Type

$54.99 - $59.99
Shimano Ultegra R8000 front derailleur.
- Lighter front shifting operation
- Link construction matches the force curve of the hand more naturally to reduce effort at the end of shifting
- 100% perfect setting
- New link construction allows for more flexible cable routing design
- TL-FD68 and turning converter is not required in assembly
- Easy and precise setting
- Now possible to adjust cable tension on FD without specialized tools
- Redesigned to fit wider gear pitch without sacrificing shifting performance
- Shorter length of rear center (410mm) with O.L.D. 135mm
- Model Number: FD-R8000-B
- Series: Ultegra
- Top Gear Teeth: 46-53T
- Chain Stay Angle: 61-66
- Chain Line: 43.5
- Average Weight: 106 grams

$37.99 - $39.99
Shimano's Deore Front Derailleur delivers smooth shifting and less cadence shock along with top-notch durability. Made for triple-ring set ups, it's 10-speed compatible. You'll get stable performance, even with full suspension MTB, as it shifts properly while the rear suspension handles rough trails and obstacles.
- Consistently quiet driving while rear suspension position changes
- Custom plate design for single spike gear structure
- Chain catcher
- Close step (10T)
- Efficient cable routing
- OPTISLICK cable
- Swing Action: side swing
- Top Gear Teeth: 40-42T
- Chain Line: 50
- Chain Stay Angle: 66-69

$38.99
Features:
- Smooth shifting and less cadence shock
- Close step (10T)
- SIDE SWING construction
- Efficient cable routing
- OPTISLICK cable
- Stable performance on suspension bikes
- Shifts properly while rear suspension handles rough trails and obstacles
- Consistently quiet driving while rear suspension position changes
- Custom plate design for single spike gear structure
- Chain catcher
- 2x10-speed

$29.99
The Shimano Altus rear derailleur brings Shadow technology and wide-range capability to 9-speed drivetrains
- B tension spring for quick and easy wheel installation and removal
- Super low-profile concept with SHADOW mechanism
- Wider linkage ensures durability and more precise shifting
- Easy adjustment and maintenance
- Direct mount compatible
- Maximum cog size: 36t
- Total capacity: 45t
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