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Shop for Derailleurs & Parts at AMain Cycling

Bike/Bicycle Derailleurs & Parts

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Showing 1 to 40 of 1,075 Products
Shimano XT RD-M772-SGS 9-Speed Shadow Rear Derailleur (Medium Cage) Shimano XT RD-M772-SGS 9-Speed Shadow Rear Derailleur (Medium Cage)
$85.99
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Shimano 105 RD-R7000-GS Medium Cage Rear Derailleur (11 Speed) (Black) Shimano 105 RD-R7000-GS Medium Cage Rear Derailleur (11 Speed) (Black)
$55.99
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Shimano Deore FD-M611 3x10 Front Derailleur (Down-Swing) (28.6/31.8/34.9mm) Shimano Deore FD-M611 3x10 Front Derailleur (Down-Swing) (28.6/31.8/34.9mm) (Dual-Pull)
$32.99
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North Shore Billet DH 0100 Devinci Split Pivot 12x142mm Derailleur Hanger North Shore Billet DH 0100 Devinci Split Pivot 12x142mm Derailleur Hanger
$25.99
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Microshift Road R9 Triple 9-Speed Front Derailleur (31.8/34.9mm) Microshift Road R9 Triple 9-Speed Front Derailleur (31.8/34.9mm) (Shimano Compatible)
$22.99
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Shimano Acera M360 3x8 Shift Levers (Black) Shimano Acera M360 3x8 Shift Levers (Black)
$35.49
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Shimano Rear Derailleur Chain Stabilizer Unit (Version 2) Shimano Rear Derailleur Chain Stabilizer Unit (Version 2) (For Saint RD-M820, XT RD-M786/M7000-15/M640/M615)
$12.99
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Wheels Manufacturing Front Derailleur Clamp Shim (1-1/8" to 1-1/4") Wheels Manufacturing Front Derailleur Clamp Shim (1-1/8" to 1-1/4")
$8.00
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SRAM X01 11-Speed B-Bolt Screw & Limit Screws (X01/X01 DH) SRAM X01 11-Speed B-Bolt Screw & Limit Screws (X01/X01 DH)
$11.99
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SRAM Red eTAP Rear Derailleur w/ Battery (Medium WiFli) (32T max) SRAM Red eTAP Rear Derailleur w/ Battery (Medium WiFli) (32T max) Average Rating:3
$589.99
Sale: $549.99
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SRAM eTAP Red Front Derailleur Downswing Braze-On (2 x 11) SRAM eTAP Red Front Derailleur Downswing Braze-On (2 x 11)
$364.99
Sale: $329.99
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Specialized Mountain Bike Thru-Axle Derailleur Hanger Specialized Mountain Bike Thru-Axle Derailleur Hanger
$11.99
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Specialized Derailleur Hanger Amazinger 2.1 Specialized Derailleur Hanger Amazinger 2.1
$15.99
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Shimano GRX RD-RX400 10-Speed Rear Derailleur (36T Max) Shimano GRX RD-RX400 10-Speed Rear Derailleur (36T Max)
Arriving Saturday, January 4 2020
$62.99
Back Order
Shimano Deore XT RD-M8000 SGS Rear Derailleur Shimano Deore XT RD-M8000 SGS Rear Derailleur (for 1x, 2x, or 3x)
$88.99
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Cannondale Derailleur Hanger Cannondale Derailleur Hanger
$19.99
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SRAM GX Eagle 12-Speed Rear Derailleur (Black) (Long Cage) SRAM GX Eagle 12-Speed Rear Derailleur (Black) (Long Cage)
$125.00
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Kogel Bearings 'Not for Instagram' Derailleur Pulleys (Red) (11T) Kogel Bearings 'Not for Instagram' Derailleur Pulleys (Red) (11T) (For 10/11 Speed)
$249.99
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Forte Singlespeed Conversion Kit Forte Singlespeed Conversion Kit
$49.99
Sale: $34.99
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Giant Front Derailleur Hanger TCR/OCR/Rapid/Dash (99-10) (Black) Giant Front Derailleur Hanger TCR/OCR/Rapid/Dash (99-10) (Black)
$12.99
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Wheels Manufacturing Derailleur Hanger 96 (Various) Wheels Manufacturing Derailleur Hanger 96 (Various)
$22.00
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SRAM Force 22 WiFLi Medium Rear Derailleur SRAM Force 22 WiFLi Medium Rear Derailleur
$108.99
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SRAM Force/ Rival/ Apex 10 speed Rear Derailleur Pulley Set SRAM Force/ Rival/ Apex 10 speed Rear Derailleur Pulley Set
$19.49
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Limited Quantities Available.
Specialized 2018 SL6 Tarmac Disc Brake Derailleur Hanger (Shimano Standard) Specialized 2018 SL6 Tarmac Disc Brake Derailleur Hanger (Shimano Standard)
$11.99
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Available In Stores
Giant 2017+ MTB Rear Thru-Axle Dropout Kit (12x148mm) (Traditional) Giant 2017+ MTB Rear Thru-Axle Dropout Kit (12x148mm) (Traditional)
$21.00
Back Order
Available In Stores
SRAM Force 22 Short Rear Derailleur SRAM Force 22 Short Rear Derailleur
$92.99
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MicroShift R539 Front Derailleur 9-Speed Triple (52/42/30T) (Braze-On) MicroShift R539 Front Derailleur 9-Speed Triple (52/42/30T) (Braze-On) (Shimano Compatible)
$22.99
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Kogel Bearings Oversized Pulleys for Shimano 9100 & 8000 Series (Red) Kogel Bearings Oversized Pulleys for Shimano 9100 & 8000 Series (Red)
$169.99
Sale: $114.99
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Kogel Bearings Oversized Pulleys for Shimano 9100 & 8000 Series (Gold) Kogel Bearings Oversized Pulleys for Shimano 9100 & 8000 Series (Gold)
$169.99
Sale: $114.99
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Shimano Ultegra RD-8000 GS Shadow Rear Derailleur Shimano Ultegra RD-8000 GS Shadow Rear Derailleur
$83.99
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Shimano RD-4700-GS Tiagra 10-Speed Rear Derailleur (Grey) Shimano RD-4700-GS Tiagra 10-Speed Rear Derailleur (Grey)
Arriving Saturday, December 7 2019
$41.49
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SRAM GX Eagle Pulley Kit SRAM GX Eagle Pulley Kit
$32.99
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Specialized Hanger MY15-17 Road Thru Axle Derailleur Hanger Specialized Hanger MY15-17 Road Thru Axle Derailleur Hanger
$17.99
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Shimano RD-9070 Outer Plate & Stopper Shimano RD-9070 Outer Plate & Stopper
$139.99
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Kogel Bearings Narrow Wide Pulleys w/ Cross Seals (Red) (12T) Kogel Bearings Narrow Wide Pulleys w/ Cross Seals (Red) (12T) (11 Speed Shimano)
$138.99
Sale: $99.00
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Shimano Ultegra FD-R8000 2x11 Front Derailleur (Braze On) Shimano Ultegra FD-R8000 2x11 Front Derailleur (Braze On)
$45.99
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Giant 2014+ MTB 12x142mm Thru-Axle Dropout Kit w/ Derailleur Hanger Giant 2014+ MTB 12x142mm Thru-Axle Dropout Kit w/ Derailleur Hanger
$16.00
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Shimano RD-R3000-GS Sora 9-Speed Rear Derailleur (Medium Cage) (Black) Shimano RD-R3000-GS Sora 9-Speed Rear Derailleur (Medium Cage) (Black)
$29.49
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Shimano Deore XT M8100-SGS 1x12-Speed Rear Derailleur Shimano Deore XT M8100-SGS 1x12-Speed Rear Derailleur (Long Cage)
$114.99
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Sunrace RDMS10 10 Speed Rear Derailleur (Black) (Mid Cage) Sunrace RDMS10 10 Speed Rear Derailleur (Black) (Mid Cage)
$56.99
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