Skip to content
Delivering to:
Collecting from:

Mountain Bike Derailleurs

Compare (0/5)

Not sure what sized bike is best?

Answer a few short questions and we'll make a recommendation on which size is best for you.

Shimano Deraill-RR Xt 12Sp M8100 10-51T

Shimano

Shimano Deraill-RR Xt 12Sp M8100 10-51T

Regular price $199.00 Full price
Sale price $199.00
Club price
Regular price $209.99 Full price
Shimano Rear Derailleur Deore M5120-SGS RD+ 2x11, 1x10, 2x10-speeds

Shimano

Shimano Rear Derailleur Deore M5120-SGS RD+ 2x11, 1x10, 2x10-speeds

Regular price $117.00 Full price
Sale price $117.00
Club price
Regular price $119.99 Full price
Shimano Deore RD-M6100 12-Sp for 51T Max Shadow+ Long Cage Rear Derailleur
21% Off Full Price

Shimano

Shimano Deore RD-M6100 12-Sp for 51T Max Shadow+ Long Cage Rear Derailleur

Regular price $103.00 Full price
Sale price $103.00
Club price
Regular price $129.90 Full price
SRAM REAR DER GX EAGLE 52T

SRAM

SRAM REAR DER GX EAGLE 52T

Regular price $285.00 Full price
Sale price $285.00
Club price
Regular price $294.99 Full price
SRAM REAR DER GX 2X11SP LONG BLK 00.7518.082.000
15% Off Full Price

SRAM

SRAM REAR DER GX 2X11SP LONG BLK 00.7518.082.000

Regular price $247.00 Full price
Sale price $247.00
Club price
Regular price $290.99 Full price
SRAM GX X-Horizon 1x11 Speed Long Cage Rear Derailleur Black
15% Off Full Price

SRAM

SRAM GX X-Horizon 1x11 Speed Long Cage Rear Derailleur Black

Regular price $232.00 Full price
Sale price $232.00
Club price
Regular price $272.99 Full price
Shimano RD-U6000 Cues Rear Derailleur 10/11 Speed 50T Max

Shimano

Shimano RD-U6000 Cues Rear Derailleur 10/11 Speed 50T Max

Regular price $105.00 Full price
Sale price $105.00
Club price
Regular price $109.99 Full price
SRAM REAR DERAILLERS SX EAGLE 12SP

SRAM

SRAM REAR DERAILLERS SX EAGLE 12SP

Regular price $189.99 Full price
Sale price $189.99
Club price
Regular price $199.99 Full price
SRAM Derailler-RR 10S X5 LG

SRAM

SRAM Derailler-RR 10S X5 LG

Regular price $109.00 Full price
Sale price $109.00
Club price
Regular price $117.99 Full price
SRAM Derail-RR 9S X5 LG
15% Off Full Price

SRAM

SRAM Derail-RR 9S X5 LG

Regular price $96.00 Full price
Sale price $96.00
Club price
Regular price $112.99 Full price
SRAM Derailler-RR 11S NX

SRAM

SRAM Derailler-RR 11S NX

Regular price $189.00 Full price
Sale price $189.00
Club price
Regular price $192.99 Full price
Shimano RD-RX812 Rear Derailluer GRX 11-Speed for 42T

Shimano

Shimano RD-RX812 Rear Derailluer GRX 11-Speed for 42T

Regular price $204.00 Full price
Sale price $204.00
Club price
Regular price $209.99 Full price
Shimano Derailler-RR 11S Xt-M8000 Shadow MD
20% Off Full Price

Shimano

Shimano Derailler-RR 11S Xt-M8000 Shadow MD

Regular price $159.00 Full price
Sale price $159.00
Club price
Regular price $199.99 Full price
Shimano RD-U6020-10 Cues Rear Derailleur 10 Speed 39T Max

Shimano

Shimano RD-U6020-10 Cues Rear Derailleur 10 Speed 39T Max

Regular price $82.00 Full price
Sale price $82.00
Club price
Regular price $84.99 Full price
Shimano SLX RD-M7100 12 Speed Long Rear Derrailleur Shadow+

Shimano

Shimano SLX RD-M7100 12 Speed Long Rear Derrailleur Shadow+

Regular price $154.99 Full price
Sale price $154.99
Club price
Regular price $159.98 Full price
Shimano Rear Derailleur RD-M3100 Alivio Shadow 9-Speed

Shimano

Shimano Rear Derailleur RD-M3100 Alivio Shadow 9-Speed

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Shimano RD-T8000 Deore XT Long Cage 10-Speed Rear Derailleur
15% Off Full Price

Shimano

Shimano RD-T8000 Deore XT Long Cage 10-Speed Rear Derailleur

Regular price $144.00 Full price
Sale price $144.00
Club price
Regular price $169.99 Full price
Shimano RD-M8130 XT Shadow+ Rear Derailluer 11-Speed 50T Maximum

Shimano

Shimano RD-M8130 XT Shadow+ Rear Derailluer 11-Speed 50T Maximum

Regular price $204.00 Full price
Sale price $204.00
Club price
Regular price $209.99 Full price
SRAM Derail-RR 10S Gx MD
15% Off Full Price

SRAM

SRAM Derail-RR 10S Gx MD

Regular price $134.00 Full price
Sale price $134.00
Club price
Regular price $157.99 Full price
Shimano Rear Derailleur 1x11 Deore M5100

Shimano

Shimano Rear Derailleur 1x11 Deore M5100

Regular price $125.00 Full price
Sale price $125.00
Club price
Regular price $129.98 Full price
Shimano RD-M8120 REAR DERAILLEUR XT SHADOW+ 12-SPEED LONG 45T MAXIMUM 2x12
15% Off Full Price

Shimano

Shimano RD-M8120 REAR DERAILLEUR XT SHADOW+ 12-SPEED LONG 45T MAXIMUM 2x12

Regular price $178.00 Full price
Sale price $178.00
Club price
Regular price $209.99 Full price
Shimano Alivio M3120-M 9 Speed Front Derailleur
17% Off Full Price

Shimano

Shimano Alivio M3120-M 9 Speed Front Derailleur

Regular price $40.00 Full price
Sale price $40.00
Club price
Regular price $47.99 Full price
Shimano FD-U4000 Cues Front Derailleur Low-Clamp 2x9/10 Speed Dual Pull

Shimano

Shimano FD-U4000 Cues Front Derailleur Low-Clamp 2x9/10 Speed Dual Pull

Regular price $32.00 Full price
Sale price $32.00
Club price
Regular price $34.99 Full price

Find Your Size

Step 1: Measure your height

  • Take off your shoes
  • Stand with your back straight against a wall
  • Balance a book on your head to mark your height on the wall
  • Measure your height by the distance from the floor to the mark
cm

Find Your Size

Step 2: Adjust your inseam

  • Based on your height, we’ve calculated a starting point.
  • You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
  • Inseam typically falls with 5cm of the average.
cm

Find Your Size

Your results

For the we suggest the following size.

More comfort More speed
Height: --
Inseam: --
Adjusted Height: --

Find Your Size

We have saved your measurements.

Recommended sizes will now be highlighted on the page.