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Tweeks Cycles Bicycle Derailleurs

19 products available · Updated July 2026

Parent: Bicycle Drivetrain Parts
All (8,371)Bicycle Pedals (40)Bicycle Chainrings (36)Bicycle Cassettes & Freewheels (32)Bicycle Cranks (29)Bicycle Chains (26)Bicycle Shifters (20)Bicycle Derailleurs (19)Bicycle Bottom Brackets (12)

Showing 1–19 of 19 products

Most Relevant
Black Shimano Deore XT M8100 rear derailleur, 12-speed, with Shadow+ technology and sleek, angular design.

Shimano

Shimano Deore XT M8100 Rear Derailleur 12 Speed

£76.00

up to £109.99

4 offers
Black Shimano GRX RD-RX812 11-speed rear derailleur with Shadow+ technology and sleek, angular design.

Shimano

Shimano GRX RD-RX812 11 Speed Rear Derailleur

£98.99

up to £109.99

2 offers
Black SRAM GX Type 2.1 10-speed short rear derailleur with tension pulley and cable adjuster.

SRAM

SRAM GX Type 2.1 10-Speed Rear Derailleur - Short

£75.00

Shimano RD-RX820 GRX 12-speed rear derailleur in matte black, featuring a sleek design, adjustable pulley, and a robust construction for optimal performance in cycling.

Shimano

Shimano RD-RX820 GRX 12-Speed Double 36T Rear Derailleur

£119.99

Hope Hope 12/14 Tooth Jockey Wheels - Blue

Hope

Hope 12/14 Tooth Jockey Wheels - Blue

£43.98

Black Shimano M7100 SLX 12-speed rear derailleur with Shadow+ technology and long cage design.

Shimano

Shimano M7100 SLX Rear Derailleur 12 Speed

£54.99

up to £84.99

3 offers
SRAM SRAM Rival 1 Rear Derailleur - 11 Speed Long Cage Black/Silver

SRAM

SRAM Rival1 11 Speed Rear Derailleur

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Shimano Cues U4000 9-speed rear derailleur in black, featuring a sleek design, adjustable tension, and a shadow profile for improved aerodynamics and shifting performance.

Shimano

Shimano CUES RD-U4000 9-speed Rear Derailleur

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Black Hope 14T/12T Jockey Wheels with white logo, featuring a spoke-like design and central mounting hole.

Hope

Hope 14T/12T Jockey Wheels

£41.99

up to £43.98

2 offers
SRAM SRAM X5 Rear Derailleur - 9 Speed Long Cage Black

SRAM

SRAM X5 8/9 Speed Rear Derailleur - Long Cage - Black

£40.99

up to £42.10

2 offers
Black Shimano RD-RX400 GRX rear mech pulley set with silver bearings, displayed in clear packaging featuring the Shimano logo and product details.

Shimano

Shimano RD-RX400 GRX Rear Mech Pulley Set

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Shimano FD-R7100 105 double front derailleur in silver with a sleek design, featuring a braze-on mount and a polished finish for durability and performance.

Shimano

Shimano FD-R7100 105 Double 12-Speed Front Derailleur - Braze-On

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Shimano RD-U4020 CUES 9-Speed SGS Rear Derailleur in sleek black, featuring a robust design, adjustable tension, and a distinctive curved shape for optimal gear shifting.

Shimano

Shimano RD-U4020 CUES 9-Speed SGS Rear Derailleur

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Black Shimano RD-RX822 GRX 12-speed rear derailleur with a sleek design, featuring a prominent GRX logo and a single 51T capacity, made from durable materials for optimal performance.

Shimano

Shimano RD-RX822 GRX 12-Speed Single 51T Rear Derailleur

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Shimano Shimano GRX RD-RX810 11-Speed Shadow+ Rear Derailleur - for Double

Shimano

Shimano GRX RD-RX810 11-Speed Shadow+ Rear Derailleur - For Double

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Shimano FD-RX820 GRX double front derailleur in sleek silver aluminum with a black plastic mounting bracket, designed for 12-speed systems, featuring a polished finish and GRX branding.

Shimano

Shimano FD-RX820 GRX Double 12-Speed Front Derailleur

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SRAM Red Rear Derailleur features a sleek silver and black design with a short cage, carbon fiber elements, and ceramic bearings for smooth shifting performance.

SRAM

SRAM Red Rear Derailleur - Short Cage

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Black Shimano Deore RD-M6000 tension and guide pulley set, featuring silver center bearings, packaged in a clear plastic blister with a blue and white Shimano branding card.

Shimano

Shimano Deore RD-M6000 Tension & Guide Pulley Set - SGS

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SRAM Rival 1 11-Speed Type 3 Rear Derailleur in black and silver, featuring a robust design, large pulleys, and an adjustable B-limit screw for precise gear shifting.

SRAM

SRAM Rival 1 11-Speed Type 3 Rear Derailleur - Medium

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Also browse:All Bicycle Derailleurs in marketplaceAbout Tweeks Cycles
Tweeks Cycles Bicycle Derailleurs — Browse 19 Products (July 2026)