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

$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

$44.99
Sleek, balanced and consistent. Shimano's Tiagra 4700 series front derailleur provides serious entry-level riding performance with trickle-down technology from the top shelf Dura Ace line.
- Model Number: FD-4700
- Series: Tiagra
- Cassette Compatibility: 10-speed
- Top Gear Teeth: 53T
- Maximum Capacity: 16T
- Chain Stay Angle: 61-66
- Chain Line: 43.5
- Band Mount: 28.6 / 31.8 (w/AdapterS) 34.9

$46.99 - $48.99
Shimano's Tiagra Front Derailleur (3x10-speed) is sleek, balanced and consistent. The Tiagra 4700 series provides serious entry-level riding performance with cascaded technology from the top shelf Dura Ace line.
- Model Number: FD-4703
- Series: Tiagra
- Cassette Compatibility: 10
- Top Gear Teeth: 50T
- Maximum Capacity: 20T
- Chain Stay Angle: 63-66
- Chain Line: 45
- Band Mount: 28.6mm / 31.8mm (w/AdapterS) 34.9mm

$47.49
The Shimano Deore M618 series front derailleurs provide reliable, accurate 2x10 speed shifting. They are available in a variety of mounting formats to suit most mountain bike frames.

$48.49
- Model Number: RD-R3000-GS
- Series: SORA
- Maximum Sprocket: 34T
- Minimum Sprocket: 11T
- Maximum Front Difference: 20T
- Total Capacity: 43T

$49.99
Shimano's Deore XT Dyna-Sys 10-speed Front Derailleur sports a lightweight aluminum cage that's chrome plated to reduce wear, and the body boasts wide parallel pivots that provide fast, smooth and reliable shifts every time. This model is specifically optimized for 2x10 set ups.

$54.00
Shimano's Sora Rear Derailleur is made for 9-speed drivetrains. It features smooth 11-tooth pulleys, a light-action spring, and a wide outer-pivot design that increases rigidity for precision shifts every time.

$54.99
• 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

$54.99
The Shimano GRX RX-810-F front derailleur offers lighter front shifting operation and easier setup thanks to the new link construction and integrated cable tensioner. It features a 2.5mm outboard chain line design to allow wider tire clearance for mixed-terrain riding. The RX-810-F also accommodates a 17T front chainring range for wider gearing options.
- Ergonomic power curve
- Integrated cable tension adjustment
- Natural stroke feeling
- Chainline +2.5 mm vs. conventional road FD
- 17T front range
- More cable routing options
- Lighter front shifting
- Wider tire clearance
- Wider range front gearing
- Precise and easy front derailleur adjustment

$55.49
Shimano's Deore 10-Speed Front Derailleur sports a lightweight cage that's chrome plated to reduce wear, and the body boasts wide parallel pivots that provide fast, smooth, and reliable shifts every time. This E-Type version mounts under your bottom bracket cup with a plate (sold separately).

$55.99
Shimano's Tiagra Rear Derailleur SS (10-speed) is sleek, balanced and consistent. The Tiagra 4700 series provides serious entry-level riding performance with trickle-down technology from the top shelf Dura Ace line.
- Model Number: RD-4700-SS
- Series: Tiagra
- Cassette Compatibility: 10-speed
- Maximum Sprocket: low sprocket: 28T / top sprocket: 14T
- Minimum Sprocket: low sprocket: 25T / top sprocket: 11T
- Maximum Front Difference: 16T
- Total Capacity: 33T

$57.99 - $93.99
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

$59.99 - $73.49
Shimano's groundbreaking 6800-series front derailleur delivers a shorter stroke at the lever and substantially lighter action for lightning fast shifts with just a flick of your finger. The redesigned pull arm offers more direct tactile feedback during shifts. The derailleur support bolt creates more solid contact to the frame, stiffening the derailleur and stabilizing it for faster, smoother shifts.

$69.99
Shimano's Tiagra Rear Derailleur GS (10-speed) is sleek, balanced and consistent. The Tiagra 4700 series provides serious entry-level riding performance with trickle-down technology from the top shelf Dura Ace line.
- Model Number: RD-4700-GS
- Series: Tiagra
- Cassette Compatibility: 10
- Maximum Sprocket: low sprocket: 34T / top sprocket: 12T (front double) / 20T low sprocket: 32T / top sprocket: 12T (front triple)
- Minimum Sprocket: low sprocket: 28T / top sprocket: 11T (front double) / 20T low sprocket: 25T / top sprocket: 11T (front triple)
- Maximum Front Difference: 16T (front double) / 20T (front triple)
- Total Capacity: 39T (front double) / 41T (front triple)

$71.49
- Compatible with all Shimano 9-speed HG cassettes, 9-speed mountain shifters, and 9-speed chains
- Fluorine coated link pin bushings
- On and Off-Road compatible with 28 – 34T low cassette sprocket

$76.99
- Rider Tuned For Sharp And Silky Shifts
- 20% Light Shifting Operation
- New Shadow Design With Optimized Slant Angle
- Optislick New Shift Cable With New Hyper Low-Friction Coating Technology
- Chain Stability Improved
- New Shadow Design With Optimized Slant Angle For Stable Gear Position
- Efficient Shifting And Smoother Driving
- Efficient Pulley Teeth Design
- Increased Traction Range For Long-Travel And Active Rear Suspension
- Series : SLX: SLX
- Maximum Sprocket : 42T(2x11-speed) or 46T(1x11-speed)
- Minimum Sprocket : 11T: 34-38T
- Front Difference : 10T: 48.8
- Total Capacity : 41T: 66-69
- Average Weight : 323g: 145.6g

$79.99
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.

$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.

$89.99
Shimano's Deore Shadow+ Rear Derailleur is loaded with mountain bike technology. The Shadow design tucks the rear derailleur closer in to the wheel, reducing damage from rocks, roots, and trail obstacles. When it comes to gear changes, Shimano's Dyna-Sys supplies consistent, smooth shifting across the entire cassette. And the Shadow+ clutch maximizes chain control by virtually eliminating chain slap and excess noise with its integrated cage-tensioning clutch.
- Medium Cage (for 2x10 drivetrains)
- Long Cage (for 3x10 drivetrains)
- For use with Shimano 10-speed drivetrains
- High-efficiency drivetrain for aggressive trail riding
- Optimized gear combinations and ratios for trail riding
- Maximum chain wrap capacity: 41T (medium cage)/43T (long cage)
- Largest cog: 42T (medium cage)/36T (long cage)
- Compatible with wide range cassette
- Silent and stable for technical trail riding
- Improved stability and chain retention longevity
- Light shifting effort
- OPTISLICK cable
- Smooth and precise shifting
- DYNA-SYS compatible system

$106.99
• 11-speed DynaSys compatible
• Light Shift Operation With 20% Less Effort
• Improved chain stability
• Efficient Shifting And Smoother Driving
• New Shadow Design With Optimized Slant Angle
• New Shift Cable With New Hyper Low-Friction Coating Technology
• New Shadow Design With Optimized Slant Angle For Stable Gear Position
• Easy-To-Adjust Chain Stabilizer
• Efficient Pulley Teeth Design
• Direct Mount compatible

$118.99
The Shimano Deore XT RD-M8100/M8120 rear derailleur is designed to provide smooth and stable shifting for 12-speed MTB drivetrains.
- Offers fast and shockless shifting
- The low-profile design includes a bumper added to the derailleur pulley cage
- Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain
- Includes large, 13T pulley
- Long cage is designed to be used with 1x12 drivetrain systems
- Rear Derailleur Mount Type: Shimano Rear Direct Mount, 10x1 Standard
- Drivetrain Speeds: 12
- Cage Length: Long
- Chain Wrap Capacity (teeth): 41 teeth
- Largest Cog: 51
- Weight: 284 g
- Rear Der/Shifter Compatibility: Shimano Mountain

$118.99
The Shimano Deore XT RD-M8100/M8120 rear derailleur is designed to provide smooth and stable shifting for 2 x 12-speed MTB drivetrains.
- Offers fast and shockless shifting
- The low-profile design includes a bumper added to the derailleur pulley cage
- Shimano Shadow RD+ technology reduces chain slap and creates a quieter drivetrain
- Includes large, 13T pulley
- Long cage is designed to be used with 2 x 12 drivetrain systems
- Rear Derailleur Mount Type: Shimano Rear Direct Mount
- Drivetrain Speeds: 12
- Cage Length: Long
- Chain Wrap Capacity (teeth): 45 teeth
- Largest Cog: 45
- Weight: 284 g
- Rear Der/Shifter Compatibility: Shimano Mountain

$124.99 - $134.99
- Lighter And Intuitive Shifting Operation
- Natural Front Shift Lever Stroke
- More Ergonomic Power Curve
- New Link (Toggle) Construction
- Precise & Easy Front Derailleur Set Up
- More Cable Routing Options
- Integrated Cable Tension Adjustment
- Link (Toggle) Construction For No Need Of Tl-Fd90 And Turning Converter Assembling
- Adjustable Cable Tension On The Front Derailleur
- Adapted For Race Specific Frame Design
- Available Wider Front Gear Pitch
- Shorter Length Of Rear Center With O.L.D. 135mm
- Largest Chainrings (2x): 46-55T
- Chain Stay Angle: 61-66
- Chain Line: 43.5mm

$238.99
The Shimano GRX RX815 Di2 front derailleur delivers quick and smooth front shifting even under high pedaling torque. It's designed for a wider, 17T front chainring range, has programmed chain guide trim settings, and can be used in full or semi Shimano Synchronized Shift modes.
- Chainline +2.5 mm vs. conventional road FD
- Wide, 17T front range chainring range
- Wider tire clearance

$259.99
Combining Shimano's Di2 platform and the road incarnation of Hyperglide+, the Ultegra FD-R8150 front derailleur shifts between chainrings with the fast and seamless action.
- Small, sleek and lightweight front derailleur
- Frontal area is smaller than previous designs to reduce aerodynamic drag
- Top gear teeth capacity: 50-54t
- 61-66 degree chainstay angle
- Includes 1 SD300 port

$279.99 - $286.99
Shimano Ultegra Di2 Shadow rear derailleur.
- Sleek integrated appearance
- New low-profile design
- Shimano Shadow RD
- Race endurance
- Optimized slant angle
- Maintain race concentration with more intuitive shift control
- System communication with front derailleur
- Shimano Synchronized Shift
- Wide compatibility
- Short cage covers: 11-25T to 11-30T
- Medium cage covers: 11-28T to 11-34T
- Average Weight: 242 grams (SS type), 249 grams (GS type)

$299.99
With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience along 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-RX815 Di2 version offers the digital precision of Shimano electronic shifting with synchronization and is compatible with road cassettes with a max cog size of 34T.
- Adjustable, gravel-tuned chain stabilizer prevents chain slapping and drops
- Switch stabilizer ON/OFF to match the terrain
- Total capacity: 38T
- Smooth and reliable mixed surface shifting
- Compatible with current road Dual Control Lever
- Maximum front difference: 17T
- High cog: Max. 11T/Min. 11T
- Low cog: Max. 34T/Min. 30T

$334.99
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

$409.99
With the fast and accurate Di2 shifting technology, the Shimano 12-speed Ultegra RD-R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes.
- Compact design includes an integrated wireless unit, charger, switch
- Wider range capacity
- Max. low sprocket 34t
- LED status indicator
- Battery indicator, pairing, adjust mode etc.

$429.99
- Ergonomic Shifting Operation Without Stress
- Shimano Synchronized Shift
- Race Endurance For Less Damage In Crush
- Quick And Smooth Front Shifting "Under" High Pedaling Torque
- Maintains Compact And Smooth Appearance
- Top Gear Teeth: 46-55T
- Chain Stay Angle: 61-66°
- Chain Line: 43.5mm