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Exclusive Deals & Giveaways

Summit+ Days is on

Extra 10% Cash Back On BGA

Gear made by Backcountry

Fall Sale

Shop up to 40% off

Shimano Mountain Bike Derailleurs

30 results

Gearhead Top Pick
Deore XT RD-M8200 Rear Derailleur

Shimano

Deore XT RD-M8200 Rear Derailleur

2 colors

Current price: $133.84 Original price: $170.00
21% off

Bike Sale | Ends 10/31

Gearhead Top Pick
XT RD-M8100 Rear Derailleur

Shimano

XT RD-M8100 Rear Derailleur

2 colors

Current price: $114.78 - $114.98 Original price: $145.00
21% off

Bike Sale | Ends 10/31

(4)

HSA/FSA Eligible

SLX RD-M7100 Rear Derailleur

Shimano

SLX RD-M7100 Rear Derailleur

1 color

Current price: $76.38 Original price: $95.00
20% off

Bike Sale | Ends 10/31

Deore RD-M7200 Rear Derailleur

Shimano

Deore RD-M7200 Rear Derailleur

1 color

Current price: $77.26 Original price: $100.00
23% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

Deore RD-M5100 Rear Derailleur

Shimano

Deore RD-M5100 Rear Derailleur

1 color

Current price: $51.74 Original price: $75.00
31% off

Bike Sale | Ends 10/31

(1)

HSA/FSA Eligible

XTR RD-M9100 Rear Derailleur

Shimano

XTR RD-M9100 Rear Derailleur

1 color

Current price: $261.26 - $262.88 Original price: $330.00
Up to 21% off

Bike Sale | Ends 10/31

(2)

Deore RD-M6200 Rear Derailleur

Shimano

Deore RD-M6200 Rear Derailleur

1 color

Current price: $48.75 Original price: $65.00
25% off

Bike Sale | Ends 10/31

Deore XT RD-M8230 Rear Derailleur

Shimano

Deore XT RD-M8230 Rear Derailleur

1 color

Current price: $133.84 Original price: $170.00
21% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XT RD-M8000 Rear Derailleur

Shimano

XT RD-M8000 Rear Derailleur

1 color

Current price: $101.59 - $120.67 Original price: $130.00
Up to 22% off

Bike Sale | Ends 10/31

(3)

HSA/FSA Eligible

XTR Di2 RD-M9250 Long Cage Rear Derailleur

Shimano

XTR Di2 RD-M9250 Long Cage Rear Derailleur

1 color

$665.00

10% Cashback Eligible

Gearhead Top Pick
Deore XT Di2 RD-M8260 Rear Derailleur

Shimano

Deore XT Di2 RD-M8260 Rear Derailleur

1 color

$570.00

10% Cashback Eligible

HSA/FSA Eligible

Deore RD-M5120 Rear Derailleur

Shimano

Deore RD-M5120 Rear Derailleur

1 color

Current price: $42.75 Original price: $57.00
25% off

Bike Sale | Ends 10/31

Deore RD-M7230 Rear Derailleur

Shimano

Deore RD-M7230 Rear Derailleur

1 color

Current price: $77.26 Original price: $100.00
23% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

RD-M5130 10-Speed LINKGLIDE Rear Derailleur

Shimano

RD-M5130 10-Speed LINKGLIDE Rear Derailleur

1 color

Current price: $52.07 Original price: $65.00
20% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XT RD-M8120 Rear Derailleur

Shimano

XT RD-M8120 Rear Derailleur

1 color

Current price: $108.75 Original price: $145.00
25% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XTR M9250 Rear Derailleur

Shimano

XTR M9250 Rear Derailleur

1 color

$665.00

10% Cashback Eligible

HSA/FSA Eligible

XTR Di2 RD-M9250-GS Drivetrain Upgrade Kit

Shimano

XTR Di2 RD-M9250-GS Drivetrain Upgrade Kit

1 color

$985.00

10% Cashback Eligible

HSA/FSA Eligible

XTR Di2 RD-M9250 Short Cage Rear Derailleur

Shimano

XTR Di2 RD-M9250 Short Cage Rear Derailleur

1 color

$665.00

10% Cashback Eligible

Gearhead Top Pick
Deore XT Di2 RD-M8250 Short Cage Rear Derailleur

Shimano

Deore XT Di2 RD-M8250 Short Cage Rear Derailleur

1 color

$570.00

10% Cashback Eligible

HSA/FSA Eligible

Deore XT Di2 RD-M8250 Long Cage Rear Derailleur

Shimano

Deore XT Di2 RD-M8250 Long Cage Rear Derailleur

1 color

$570.00

10% Cashback Eligible

CUES RD-U6070 11-Speed Rear Derailleur

Shimano

CUES RD-U6070 11-Speed Rear Derailleur

1 color

Current price: $176.36 Original price: $250.00
29% off

Bike Sale | Ends 10/31

CUES RD-U6050 10-Speed Rear Derailleur

Shimano

CUES RD-U6050 10-Speed Rear Derailleur

1 color

Current price: $135.57 Original price: $190.00
29% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XT RD-M8130 11-Speed Rear Derailleur

Shimano

XT RD-M8130 11-Speed Rear Derailleur

1 color

Current price: $115.39 Original price: $145.00
20% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XT FD-M8100 Front Derailleur

Shimano

XT FD-M8100 Front Derailleur

1 color

Current price: $29.24 - $40.53 Original price: $62.00
Up to 50% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XTR FD-M9100 Front Derailleur

Shimano

XTR FD-M9100 Front Derailleur

1 color

Current price: $99.50 - $104.80 Original price: $129.99
Up to 23% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

Saint RD-M820 Rear Derailleur

Shimano

Saint RD-M820 Rear Derailleur

1 color

Current price: $182.75 Original price: $215.00
15% off

Bike Sale | Ends 10/31

(1)

HSA/FSA Eligible

XT Di2 RD-M8050 Rear Derailleur

Shimano

XT Di2 RD-M8050 Rear Derailleur

1 color

Current price: $329.80 Original price: $415.00
21% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XT Di2 FD-M8070 Front Derailleur 2x11

Shimano

XT Di2 FD-M8070 Front Derailleur 2x11

1 color

Current price: $203.76 Original price: $290.00
30% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XTR Di2 SM-FD905 Front Derailleur Adapter

Shimano

XTR Di2 SM-FD905 Front Derailleur Adapter

2 colors

Current price: $22.60 - $24.69 Original price: $36.00
Up to 37% off

Bike Sale | Ends 10/31

HSA/FSA Eligible

XTR Di2 RD-M9050 Rear Derailleur

Shimano

XTR Di2 RD-M9050 Rear Derailleur

1 color

Current price: $615.16 Original price: $885.00
30% off

Bike Sale | Ends 10/31