Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world. GRX hydraulic disc brake levers give you control, modulation & power with minimal effort in all riding conditions The hydraulic disc sub brake lever offers reliable & accessible braking in more positions & allows for quick access while riding upright on the tops of the handlebar Contains BL-RX812 right & left hand brake levers, with hoses Weight: 164 g (pair) ...

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world

Features: 11-speed front derailleur with Di 2 technology for fast & precise shifting performance Wider tyre clearance with plus 2.5 mm chainline versus conventional road front derailleur Braze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available (SM-AD91) 11-speed E-tube Di 2 compatible Compatible with 11-speed HG chains Wide range 17T capacity
- 46-50T outer chainring For use with double chainset Weight: 135 g


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Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world Low profile Shadow Plus design 11-speed rear derailleur with Di 2 technology for fast & precise shifting performance Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive & shifting High tolerance cold forged aluminium link plates & body construction is extremely light & durable 11-speed E-tube Di 2 compatible Compatible with 11-speed HG chains Wide gear ratio compatible up to 11-34T For use with double chainset Weight: 287 g ...

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world Low profile Shadow Plus design 11-speed rear derailleur with Di 2 technology for fast & precise shifting performance Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive & shifting High tolerance cold forged aluminium link plates & body construction is extremely light & durable 11-speed E-tube Di 2 compatible Compatible with 11-speed HG chains Wide gear ratio compatible up to 11-42T For use with single chainset Weight: 318 ...

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world GRX hydraulic disc brake 11-speed Di 2 STI's give you control, modulation & power with minimal effort in all riding conditions Higher brake lever axis & curved brake lever, improves grip & confidence on choppy surfaces & descents Raised hood head prevents hand misalignment & slippage Recessed finger notch prevents upward slipping Anti-slip texture & brake lever coating gives higher braking efficiency & reduces fatigue on long rides 11-speed E-tube Di 2 compatible Levers are supplied without electrical cables, as these need to be ordered separately to suit Kit contains bled ST-RX815 STI, BR-RX810 flat mount brake calliper with pads, hose & mineral oil (without rotor or adapter) ...

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world 10-speed front derailleur for fast & precise shifting performance Wider tyre clearance with plus 2.5 mm chainline versus conventional road front derailleur Braze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available (SM-AD91) Compatible with 10-speed HG chains Wide range 16T capacity
- 46T outer chainring For use with double chainset Weight: 96 g
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Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world Low profile Shadow Plus design 10-speed rear derailleur for fast & precise shifting performance Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive & shifting Compatible with 10-speed HG chains Wide gear ratio compatible up to 11-36T For use with double chainset Weight: 303 g ...

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world

Features: 11-speed front derailleur for fast & precise shifting performance Wider tyre clearance with plus 2.5 mm chainline versus conventional road front derailleur Braze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available (SM-AD91) Compatible with 11-speed HG chains Wide range 17T capacity
- 46-50T outer chainring For use with double chainset Weight: 96 g


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With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience & shifting security & precision on mixed terrain. For rides on smooth surfaces, the derailleur features & ON/OFF switch for the chain tensioner. The RD-RX810 rear derailleur is compatible with road cassettes with a 34T low sprocket max. Silent & uninterrupted rear shifting on rough terrain Adjustable chain stabilizer prevents chain slapping & drops SHIMANO SHADOW RD+ Smooth & reliable mixed surface shifting Toggle clutch ON/OFF to match the terrain Switch stabilizer ON/OFF to match the terrain Gravel-tuned clutch tension Compatible with current road DUAL CONTROL LEVER Maximum front difference: 17T Top sprocket: Max. 11T/ Min. 11T Low sprocket: Max. 34T/ Min. 30T Total capacity: 40T Specifications: Series: SHIMANO GRX 11-speed Weight: 255 g B-Axle Hollow axle: Yes Cable adjuster: Yes Compatible chain: HG-EV 11-speed/HG-X11 Direct attachment (Conventional): Yes Fluoric coated link bushings: 4 Low sprocket_ Max.: 34T Low sprocket_ Min.: 30T Max. front difference: 17T Pulley_G pulley bearing: Yes Pulley_ Sunken type pulley bolt: Yes Pulley_ Teeth: 13T Pulley_T pulley bearing: Yes Rear speeds: 11 Top-Normal Spring Type: SHIMANO SHADOW RD+ Top sprocket_ Max.: 11T Top sprocket_ Min.: 11T Total capacity: 40T ...

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, & quiet & stable drivetrain, sets itself apart from the rest of the component world Low profile Shadow Plus design 11-speed rear derailleur for fast & precise shifting performance Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive & shifting High tolerance cold forged aluminium link plates & body construction is extremely light & durable Compatible with 11-speed HG chains Wide gear ratio compatible up to 11-42T For use with single chainset Weight: 267 g ...