Bike Derailleurs

The derailleur moves your bike's chain through the sprockets, changing gears. You have two on your bike (back and front), and they're very important! Keep it clean to ensure longevity and repair it as soon as you notice a problem.
24 items
Last chance
SHIMANO Shimano 105 RD-R7000 11 Speed Rear Derailleur

SHIMANO Shimano 105 RD-R7000 11 Speed Rear Derailleur

£34.99
£49.9930% off
DECATHLON 8 to 9 Speed Rear Derailleur

DECATHLON 8 to 9 Speed Rear Derailleur

Rate: 4.6 stars, 53 votes
£24.99
DECATHLON Triple Chainwheel Front Derailleur

DECATHLON Triple Chainwheel Front Derailleur

Rate: 4.4 stars, 182 votes
£14.99
Last chance
SHIMANO Shimano RD-5800 105 Rear Derailleur 11 speed

SHIMANO Shimano RD-5800 105 Rear Derailleur 11 speed

£36.99
£49.9926% off
SHIMANO Shimano Tiagra RD-M4700 Pulley Set 10 Speed 11T Jockey Wheels

SHIMANO Shimano Tiagra RD-M4700 Pulley Set 10 Speed 11T Jockey Wheels

Sold and shipped by Sprocket and Gear Ltd
£12.48
SHIMANO Shimano Acera RD-M3020 7/8 Speed Rear Derailleur SGS Long Cage

SHIMANO Shimano Acera RD-M3020 7/8 Speed Rear Derailleur SGS Long Cage

Sold and shipped by Sprocket and Gear Ltd
£34.80
SHIMANO Shimano RD-5800 GS 11T Pulley Wheel Set 105 SLX Deore Metrea

SHIMANO Shimano RD-5800 GS 11T Pulley Wheel Set 105 SLX Deore Metrea

Sold and shipped by Sprocket and Gear Ltd
£12.48
SHIMANO Shimano Tiagra RD-4700-SS 10 Speed Derailleur Short Cage

SHIMANO Shimano Tiagra RD-4700-SS 10 Speed Derailleur Short Cage

Rate: 5.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£43.94
SHIMANO Shimano RD-M7100 12 Speed Jockey Wheels

SHIMANO Shimano RD-M7100 12 Speed Jockey Wheels

Sold and shipped by Sprocket and Gear Ltd
£12.48
SHIMANO Shimano Jockey wheels 11T Dura Ace, 11 Speed RD-9000 9070

SHIMANO Shimano Jockey wheels 11T Dura Ace, 11 Speed RD-9000 9070

Sold and shipped by Sprocket and Gear Ltd
£42.20
SHIMANO Shimano rear derailleur 9 speed Altus RD M2000 SGS

SHIMANO Shimano rear derailleur 9 speed Altus RD M2000 SGS

Sold and shipped by Sprocket and Gear Ltd
£36.80
SHIMANO Shimano Sora RD-R3000 9 Speed Derailleur - GS / Medium Cage

SHIMANO Shimano Sora RD-R3000 9 Speed Derailleur - GS / Medium Cage

Sold and shipped by Sprocket and Gear Ltd
£44.49
SHIMANO Shimano Altus FD-M371-6 Front 9 Speed Derailleur

SHIMANO Shimano Altus FD-M371-6 Front 9 Speed Derailleur

Sold and shipped by Sprocket and Gear Ltd
£25.28
SHIMANO Shimano RD-R8000 Pulley Set Ultegra GRX

SHIMANO Shimano RD-R8000 Pulley Set Ultegra GRX

Rate: 5.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£22.48
SHIMANO Shimano Deore RD-M5100 11 Speed Rear Derailleur SGS Long Cage

SHIMANO Shimano Deore RD-M5100 11 Speed Rear Derailleur SGS Long Cage

Sold and shipped by Sprocket and Gear Ltd
£57.28
SHIMANO Shimano Tiagra FD-4700-F Front Derailleur Braze On

SHIMANO Shimano Tiagra FD-4700-F Front Derailleur Braze On

Sold and shipped by Sprocket and Gear Ltd
£42.49
SHIMANO Shimano FD-R3000-B Sora Front Derailleur Clamp-On

SHIMANO Shimano FD-R3000-B Sora Front Derailleur Clamp-On

Sold and shipped by Sprocket and Gear Ltd
£34.74
SRAM Rear Derailleur SX Eagle Aluminum 12 Speed Black A1 Black

SRAM Rear Derailleur SX Eagle Aluminum 12 Speed Black A1 Black

Rate: 5.0 stars, 1 votes
Sold and shipped by ALOC Sports Retail
£84.00
SHIMANO Shimano Jockey wheels 11T Deore, LX, SLX, 105, Tiagra RD-5700

SHIMANO Shimano Jockey wheels 11T Deore, LX, SLX, 105, Tiagra RD-5700

Rate: 5.0 stars, 1 votes
Sold and shipped by Peninsular Cycles
£12.00
VAN RYSEL Rival 2x11S 31.8 Front Derailleur

VAN RYSEL Rival 2x11S 31.8 Front Derailleur

£34.99
Out of stock
VAN RYSEL 105 11S Rear Derailleur

VAN RYSEL 105 11S Rear Derailleur

£39.99
Out of stock
TACX 7,8,9,10-Speed Derailleur Pulleys Tacx T4020

TACX 7,8,9,10-Speed Derailleur Pulleys Tacx T4020

Rate: 5.0 stars, 4 votes
£7.99
Out of stock
TACX 9/10/11-Speed Derailleur Pulleys Tacx T4060

TACX 9/10/11-Speed Derailleur Pulleys Tacx T4060

Rate: 5.0 stars, 1 votes
£7.99
Out of stock
SHIMANO 105 5800 Double 2x11sp Band On 28.6/31.8mm Front derailleur

SHIMANO 105 5800 Double 2x11sp Band On 28.6/31.8mm Front derailleur

£16.99
Out of stock