Derailleurs

Shimano Ultegra R8000 Shadow rear derailleur. - Sleek integrated appearance - Low-profile design - Race endurance - Optimized slant angle - Wide compatibility - Short cage covers: 11-25T to 11-30T - Medium cage covers: 11-28T to 11-34T - Model Number: RD-R8000 - Series: Ultegra - Maximum Sprocket: 30T - Minimum Sprocket: 11T - Maximum Front Difference: 16T - Average Weight: 200 grams (short cage type), 210 grams (medium cage type)

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)

Shimano's unbelievable Di2 technology has made the leap to the trails with their XTR Di2 drivetrain. This rear derailleur features all of the race-day performance you've come to expect from XTR, and the unrivaled stability, speed, and performance of an electronic drivetrain. Since there aren't any cables to stretch or housing to create friction, shift performance stays amazingly perfect, delivering flawless shifts any time, under any condition. System communication with the front derailleur eliminates chain rub and, if you prefer, the rear derailleur can be optimized to use Shimano's Synchronized Shift technology.

For smooth downshifts and fast upshifts, SRAM's Apex Front Derailleur is engineered for success. Its aluminum body is light as a feather while its steel cage is stiff for precision shifts everytime. The Apex Front Derailleur shifts great on standard and compact cranksets, too.

SRAM's Apex Rear Derailleur features cold-forged aluminum construction for sweet shifting, dependability and low weight. Designed for SRAM's 10-speed road drivetrains and featuring their Exact Actuation Technology, Apex will provide you with perfect shifting every time.

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.

The SRAM NX X-HORIZON rear derailleur provides the same smooth, reliable shifting action as XX1—from the larger upper pulley offset to the 12-tooth X-SYNC pulley wheels. By eliminating unwanted chain movement, X-HORIZON shifts faster, puts an end to ghost shifting and reduces shift force and chain slap. And with Cage Lock technology, wheel removal and installation are easier than ever. - X-HORIZON design that reduces shift force, ghost shifting and chain slap - 12-tooth X-SYNC pulley wheels - Fully compatible with all SRAM MTB 1x drivetrains - Most affordable fully featured 1x rear derailleur in the industry - Speeds: 11-speed - Weight: 322 grams - Color: Black - Compatibility: X-ACTUATION - Bearings: Steel - Cage Size: Long - Max Tooth: 42

SRAM's renowned X0 Rear Derailleur is a rider's and racer's dream. Expertly crafted from carbon and forged aluminum, the X0 is light enough to grace the fastest bikes out there. It's known for its precise, consistent function, efficient 1:1 actuation ratio and SRAM's Direct Route cable technology, all of which ensure that every single shift is crisp and lightning-fast. Plus, with sealed bearings, this sweet rear changer is built to last, too.

SRAM's X5 9-Speed Rear Derailleur provides precise, dependable shifting along with long-term durability. Its aluminum construction keeps the weight down, while SRAM's 1:1 actuation ratio and direct cable routing provide quick, reliable shifts.

SRAM's X7 Front Derailleur is stiff, light and strong. It provides crisp, precise action for fast, smooth and reliable shifting season in and season out.

SRAM's X7 Front Derailleur is stiff, light and strong. It provides crisp, precise action for fast, smooth and reliable shifting season in and season out.

SRAM's X9 Front Derailleur sports an aluminum body, a stiff steel cage and a cutout design for exceptional durability with minimal weight. It provides, crisp, precise action for fast, smooth and reliable shifting season in and season out.

SRAM's X9 Front Derailleur sports an aluminum body, a stiff steel cage and a cutout design for exceptional durability with minimal weight. It provides, crisp, precise action for fast, smooth and reliable shifting season in and season out.

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

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

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

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

- Longer B-screw needed when using 40t or 42t cog with most Shimano derailleurs

- Prevents chain derailment when shifting to inner ring - Adjustable hose-type clamp fits 1-1/8" to 1-3/8" seat tubes

Shimano's 105 Clamp-On Front Derailleur sports a cold forged-aluminum body with Shimano's extra wide-pivot design for lightning-quick and super-smooth shifts. The steel cage ensures excellent durability.

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.

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.

Shimano Side Swing front derailleurs feature improved cable routing for smooth and efficient front shifting effort and increased clearance for larger tires and shorter chainstays. - Optimal front system for internal cable routing - Enhanced maneuverability with plus-sized tires - Increased shifting efficiency and light and smooth operation force

The Shimano Altus 3x9 speed front derailleur offers light action and improved clearance for wide tires and mud. - 50mm chainline - Chrome-plated cage - 9-Speed

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

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

Shimano XT FD-M8070 Di2 Front Derailleurs - Accurate and stable shifting in any condition - Instant response - Customized shift speed within Multi-shift - Powerful shifting - Increased power vs. mechanical - Smart and efficient gear selection with Shimano Synchro Shift - Single lever operation - Rider-programmable shift mapping - Series : Shimano Deore XT - Swing Action: Down Swing - Top Gear Teeth: 38-34T - Chain Line: 48.8 - Chain Stay Angle: 66-69 - Average Weight: 134 grams

- Replacement plate for M7000-GS rear derailleur - Choose Inner or Outer

- Enhanced Stability, Maneuverability And Shifting Efficiency - New Side Swing Design For Large Wheel Bikes - Efficient Cable Routing For Light Shift Operation - Sophisticated Chain Guide For 2X11-Speed Fcw New Spike Construction Gears - Versatile Specification Compatible With Traditional Mounting Options - Wider Clearance For Large Wheels - Compatible With Shorter Chain Stays - 50% More Shifting Power (Outward) (Vs. Current Xt, Fd-M7020 Only) - Increased Traction Range For Long-Travel And Active Rear Suspension - Series: SLX - Swing Action: Side Swing - Top Gear Teeth: 34-38T - Chain Line: 48.8 - Chain Stay Angle: 66-69 - Average Weight: 136g - Clamp diameter: 34.9 w/included shims

Shimano Ultegra R8050 Di2 front derailleur. - Quick and smooth front shifting under high pedaling torque - Programmed control of chain guide - Shimano Synchronized shift - Full and semi synchronized shifting program - Redesigned to fit wider gear pitch without sacrificing shifting - Shorter length of rear center (410mm) with O.L.D. 135mm - System communication with rear derailleur, Programmed control of chainguide works for minimal chance of chain drop - Top Gear Teeth: 46-53T - Chain Stay Angle: 61-66 - Chain Line: 43.5 - Average Weight: 132 grams