Derailleurs

- 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 Braze-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 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.

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.

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

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

• 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

• 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

Shimano Deore XT RD-M8050 Di2 Rear Derailleur - Accurate and stable shifting in any condition - Instant response - Customized shift speed within Multi-shift - Powerful shifting - Seamless gear change even under high load - Smart and efficient gear selection with Shimano Synchro Shift - Single lever operation - Rider-programmable shift mapping - Drivetrain Speeds: 11 - Maximum Sprocket: 42T(2x11-speed)/46T(1x11-speed) - Minimum Sprocket: 11T - Front Difference: 10T - Total Capacity: 35T - Average Weight: 320 grams

- 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

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

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

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

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

The Shimano Deore XT FD-M8100 front derailleur offers powerful and stable front shifting for 2 x 12 systems. - Increased traction range and no chain rub for long travel bikes - Extra wide range with front double 36-26T - Compatible with 2.3-inch tire on wider rims - Drivetrain Speeds: 12 - Front Der/Shifter Compatibility: Shimano Mountain - Front Derailleur Cable Pull: Front Pull - Front Derailleur Clamp: 34.9 (1-3/8") , 31.8 (1-1/4") , 28.6 (1-1/8") - Front Derailleur Style: Side Swing - Max Ring (teeth): 38

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.

- More powerful shifting (+25% compared to M9000) - Reliable gear changes under load - Computer controlled auto trim - Optimized Di2 cage profile and gear tracking - Shimano Synchronized Shift compatible - Manual control avaiable (2nd shifter required) - System communication with rear derailleur - Advantage in all conditions - Modular mounting structure (adapters optional)

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 - D, E, M type mounts are available - M type mount requires 34.9mm adapter

From top-tier XC racing to punishing enduro stages, Shimano defines the rear derailleur with their XTR Shadow Plus 11-speed model. The Shadow design is already well known and loved for its direct cable routing and low profile that greatly lessens the risk of snagging your cable on roots or tagging your derailleur on rocks. Shimano's Plus derailleur technology is a one-way clutch system that stabilizes the cage and your chain when ripping over rough terrain. Chain slap and noise is virtually eliminated and dropped chains are practically a thing of the past. And of course, it retains XTR's legendary smoothness, light action and super precise shifting. The medium-cage design matches perfectly with XTR's double and single ring cranks and 11-speed cassette, offering a crisp, defined gear range.

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!

SRAM's RED eTap Ceramic Bearing Rear Derailleur Pulleys run on super-smooth and efficient ceramic bearings so your drivetrain pedals with ease. They are also lighter than conventional pulleys. - Compatible with SRAM RED eTap derailleurs

The SRAM RED eTap rear derailleur executes shifts the instant you demand, wirelessly. It's easy to set up, clean in appearance, and delightfully uncomplicated. Mechanical necessities, such as a carbon pulley cage, ceramic pulley bearings, and anodized alloy artfully blend with proprietary electronic advancements to deliver a shifting wonder. - SRAM eTap shift logic and wireless operation - Fits all 11-speed SRAM road cassettes up to 11-32T - 2x and 1x compatible - Updated version of the original SRAM RED eTap rear derailleur - Orbit chain management technology keeps drivetrain quiet and secure - Larger X-SYNC pulleys and ceramic bearings for increased durability and efficiency - Compatible with existing eTap batteries

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

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

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

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

The microSHIFT R538 front derailleur is designed for 3 x 8-speed drivetrains, and is compatible with Shimano 8-speed systems.

Full metal construction provides stiffness and durability in this Shimano 9-speed road compatible front derailleur. - Full aluminum construction - Compatible with 9-speed Shimano road drivetrains - Designed for use with 52/42/30T chainrings