- Shimano XTR M9100 12 Spd MTB Rear Derailleur Shimano$273.99★★★★★(4)
- Shimano Zee M640 Shadow+ 10 Spd MTB Rear Derailleur Shimano14% off$63.99$73.99★★★★★(3)
- SRAM EX1 8 Spd MTB Rear Derailleur SRAM20% off$132.00$165.00
- SRAM GX 1x11 Spd MTB Rear Derailleur SRAM11% off$109.99$123.00★★★★★(4)
- SRAM GX 2x11 Spd MTB Rear Derailleur SRAM8% off$119.99$131.00
- SRAM GX Type 2.1 10 Spd MTB Rear Derailleur SRAM17% off$58.99 - $71.00★★★★★(4)
- SRAM NX 11 Spd MTB Rear Derailleur SRAM20% off$69.99$87.00
- SRAM NX Eagle 12 Spd MTB Rear Derailleur SRAM22% off$89.99$115.00★★★★★(4)
- SRAM X01 Type 2.1 11 Spd MTB Rear Derailleur SRAM9% off$209.99$230.00★★★★★(3)
- SRAM X4 7/8 Spd MTB Rear Derailleur SRAM16% off$26.99$32.00★★★★★(2)
- SRAM X5 10 Spd MTB Rear Derailleur SRAM13% off$45.99 - $46.00
- SRAM XX1 Eagle AXS 12 Spd MTB Rear Derailleur SRAM24% off$574.99$753.00★★★★★(1)
- SRAM XX1 Eagle Type 3 12 Spd MTB Rear Derailleur SRAM13% off$279.99$323.00★★★★★(1)
- SRAM XX1 Type 2.1 11 Spd MTB Rear Derailleur SRAM14% off$274.99 - $289.99
- SRAM SX Eagle 12 Spd MTB Rear Derailleur - Black SRAM17% off$74.99$90.00
- SRAM GX DH 1x 7 Spd MTB Rear Derailleur SRAM$120.00
- SRAM XX Eagle AXS T-Type 12 Speed MTB Rear Derailleur SRAM$650.00
- SRAM GX Eagle T-Type AXS 12 Spd Rear Derailleur SRAM$400.00★★★★★(1)
- Shimano CUES RD-U8000-GS Rear Derailleur Shimano$74.99★★★★★(1)
- Shimano CUES U6020 11 Speed Rear Derailleur Shimano$65.99
- microSHIFT Sword 10 Spd MTB Rear Derailleur microSHIFT6% off$74.99$79.99
- microSHIFT ADVENT X V2 10 Speed Rear Derailleur microSHIFT5% off$72.99$76.99
- Shimano CUES U8020 11 Speed MTB Rear Derailleur - Black Shimano$74.99
- microSHIFT XLE 10 Spd MTB Rear Derailleur microSHIFT9% off$38.99$42.99
- Shimano CUES U4020 9 Spd MTB Rear Derailleur Shimano$42.99
- Shimano CUES U6000 10-11 Spd MTB Rear Derailleur Shimano$69.99
- Shimano CUES U6020-10 10 Spd MTB Rear Derailleur Shimano$54.99
- Shimano Acera M3020 7/8 Spd MTB Rear Derailleur Shimano12% off$29.99$33.99
Derailleurs Derailleurs are vital for smooth gear shifting. Choosing the right one depends on your bike’s drivetrain (front or rear) and speed compatibility. Consider clutch mechanisms for mountain bikes to reduce chain slap and keep your chain secure on rough terrain. For road bikes, prioritize lightweight derailleurs with precision shifting. Regular maintenance can extend the life of your derailleur and ensure optimal performance. Planet Cyclery offers a range of high-quality derailleurs to keep you shifting smoothly.