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Halfords Bicycle Derailleurs

25 products available · Updated July 2026

20 active deals

Parent: Bicycle Drivetrain Parts

All (27,796)Bicycle Shifters (82)Bicycle Cranks (60)Bicycle Chainrings (51)Bicycle Cassettes & Freewheels (39)Bicycle Bottom Brackets (27)Bicycle Derailleurs (25)Bicycle Chains (24)Bicycle Pedals (24)

Halfords Deals & Vouchers

20% off Apollo Sugar and Spice Kids Bike - 14" Wheel

2 days left

20% off Star Kids Bike - 14" Wheel

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20% off Outrider Kids Bike - 14" Wheel

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20% off Apollo Atomic 14" Bike 2022

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Showing 1–24 of 25 products

Shimano Tiagra FD-R4000 11-speed Front Derailleur, Band On, 28.6/31.8mm

Shimano

Shimano Tiagra FD-R4000 11-speed Front Derailleur, Band On, 28.6/31.8mm

£39.99

SRAM Red 11 Speed Rear Derailleur Medium Cage

Sram

SRAM Red 11 Speed Rear Derailleur Medium Cage

£315.00

Shimano XTR RD-M9260 Di2 E-MTB 11 Speed Rear Derailleur

Shimano

Shimano XTR RD-M9260 Di2 E-MTB 11 Speed Rear Derailleur

£549.99

Shimano GRX FD-RX400 10 Speed Front Derailleur, Double

Shimano

Shimano GRX FD-RX400 10 Speed Front Derailleur, Double

£39.99

Shimano Tourney FD-TY601 Triple Front Derailleur, Top Swing, Dual Pull

Shimano

Shimano Tourney FD-TY601 Triple Front Derailleur, Top Swing, Dual Pull

£17.99

Shimano Altus FD-M370 3x9-speed Front Derailleur, Top Swing, Dual-Pull

Shimano

Shimano Altus FD-M370 3x9-speed Front Derailleur, Top Swing, Dual-Pull

£24.99

SRAM X5 8/9 Speed Rear Derailleur Silver, Long Cage

Sram

SRAM X5 8/9 Speed Rear Derailleur Silver, Long Cage

£47.00

Shimano 105 FD-R7000 11 Speed Front Derailleur Double Band On, 28.6/31.8mm, Black

Shimano

Shimano 105 FD-R7000 11 Speed Front Derailleur Double Band On, 28.6/31.8mm, Black

£44.99

FD-R3000 Sora 9-speed front derailleur, double braze-on

Shimano

FD-R3000 Sora 9-speed front derailleur, double braze-on

£32.99

Shimano Altus RD-M370 Jockey Wheels

Shimano

Shimano Altus RD-M370 Jockey Wheels

£5.99

SRAM Force 22 11Spd Rear Derailleurs & Spares Derailleur Medium Cage

Sram

SRAM Force 22 11Spd Rear Derailleurs & Spares Derailleur Medium Cage

£112.00

Shimano XT RD-M8250 Di2 12 Speed Rear Derailleur, Long Cage (SGS)

Shimano

Shimano XT RD-M8250 Di2 12 Speed Rear Derailleur, Long Cage (SGS)

£429.99

Shimano Tiagra FD-R4000 11-speed Front Derailleur, Band On, 34.9mm

Shimano

Shimano Tiagra FD-R4000 11-speed Front Derailleur, Band On, 34.9mm

£39.99

BETD Boardman Gear Hanger 238

BETD

BETD Boardman Gear Hanger 238

£23.99

SRAM GX 2x11 Speed Rear Derailleur Long Cage, Black

Sram

SRAM GX 2x11 Speed Rear Derailleur Long Cage, Black

£136.00

RD-R8150 Ultegra Di2 12-speed rear derailleur E-tube

Shimano

RD-R8150 Ultegra Di2 12-speed rear derailleur E-tube

£379.99

Shimano Sora RD-R3000 9 Speed Rear Derailleur, SS (Short Cage)

Shimano

Shimano Sora RD-R3000 9 Speed Rear Derailleur, SS (Short Cage)

£39.99

Shimano Altus FD-M371 3x9-speed Front Derailleur, Conventional Swing, Dual-Pull

Shimano

Shimano Altus FD-M371 3x9-speed Front Derailleur, Conventional Swing, Dual-Pull

£23.99

Shimano Tiagra RD-R4000 11-Speed Rear Derailleur

Shimano

Shimano Tiagra RD-R4000 11-Speed Rear Derailleur

£64.99

Shimano XT RD-M8250 Di2 12 Speed Rear Derailleur, Medium Cage (GS)

Shimano

Shimano XT RD-M8250 Di2 12 Speed Rear Derailleur, Medium Cage (GS)

£388.63

Shimano Tourney RD-TY200 6/7-speed Rear Derailleur

Shimano

Shimano Tourney RD-TY200 6/7-speed Rear Derailleur

£27.99

Shimano XTR RD-M9260 Di2 E-MTB 12 Speed Rear Derailleur

Shimano

Shimano XTR RD-M9260 Di2 E-MTB 12 Speed Rear Derailleur

£549.99

Shimano XT RD-M8260 Di2 E-MTB 11 Speed Rear Derailleur

Shimano

Shimano XT RD-M8260 Di2 E-MTB 11 Speed Rear Derailleur

£429.99

SRAM Rival 22 2x11 Speed Front Derailleur Braze On

Sram

SRAM Rival 22 2x11 Speed Front Derailleur Braze On

£40.11

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