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.

- Cage Length: Long - Chain Wrap Capacity (Teeth): 45 Teeth - Color: Gray - Drivetrain Speeds: 9 - Largest Cog (Teeth): 36 - Rear Der/Shifter Compatibility: Shimano Mountain - Rear Derailleur Mount Type: 10X1 Standard , Shimano Rear Direct Mount

The Shimano Altus RD-M310 rear derailleur is a quality, durable replacement rear derailleur for 7 and 8-speed drivetrains. - 13t upper and 15t lower pulleys - Maximum cog size: 34t - Total capacity: 43t

Shimano's Deore Front Derailleur features wide pivots and a rigid cage for awesome shifting and top-notch durability. Made for triple-ring set ups, it's 10-speed compatible. It's a dual-pull, so it'll work with any cable routing, and its design gives you better rear tire clearance.

Shimano's Deore Shadow Rear Derailleur is ready for mountain bike action. 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.

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. This is an E-Type derailleur, meaning it mounts to the bottom bracket taking the guesswork out of derailleur mounting on full-suspension, carbon-fiber and non-standard frames.

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.

SLX has always been Shimano's workhorse group: seriously solid performance, reasonable weight and all-mountain toughness. Well, this M675 version gets some trickle down features from XTR that are bound to make trail riders rejoice. This Shadow Plus derailleur retains the tucked-in Shadow profile that makes you less likely to tag it on trailside obstacles. And the Plus part is a one-way clutch that dramatically stiffens up the cage so chain slap, dropped chains, and all the associated noise are basically a thing of the past. It all adds onto SLX's legendary workhorse status.

For quick, dependable shifting, look no further than Shimano's Sora Front Derailleur. Sora front derailleurs are compatible with dual-control road shifters and flat-bar style Rapidfire Plus shifters.

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

Shimano's Sora Rear Derailleur provides precise gear changes. Everything you need in a derailleur is here: smooth 11-tooth pulleys, a light-action spring and a wide outer-pivot design that increases rigidity for precision shifts every time.

Shimano's Tiagra Braze-On Front Derailleur provides quick shifting. And, the clear-coated aluminum body and plated-steel cage are extra durable so you can enjoy smooth shifts mile after mile.

Shimano's Tiagra Clamp-On Front Derailleur provides quick shifting. And, the clear-coated aluminum body and plated-steel cage are extra durable so you can enjoy smooth shifts mile after mile.

Shimano's Tiagra Front Derailleur provides quick shifting. The clear-coated aluminum body and plated-steel cage are extra durable so you can enjoy smooth shifts mile after mile.

Shimano's Tiagra Rear Derailleur provides precise gear changes. Everything you need in a derailleur is here: smooth 11-tooth pulleys, a light-action spring and a wide outer-pivot design that increases rigidity for precision shifts every time.

The Shimano Tourney RD-A070 rear derailleur provides durable and reliable shifting for 7-speed drivetrains. - Smartcage design with 11/13t pulleys allows for short cage and a 28t max low cog - Maximum cog size: 28t - Total capacity: 37t

Shimano Tourney TX is a basic 8-speed rear derailleur for entry-level sport bikes and riders. Enjoy durable, trouble free, and stable performance. - Maximum cog size: 34t - Total capacity: 43t

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: 66-69 - Top gear teeth: 48T - Total capacity: 20T

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

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

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. - Wheel-type cable guide - Maximum cog size: 34t - Total capacity: 43t

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

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)

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.

For unrivaled shifting, upgrade to SRAM's Rival Front Derailleur. Because consistency equals victory, Rival boasts lightweight and durable cold-forged-aluminum construction plus SRAM's Exact Actuation Technology for awesome shifting every time. The Rival shifts beautifully on standard and compact cranksets, too.

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.

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 a forged-aluminum 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.

- 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