Bike Drivetrains & Gear Parts

Your bike drivetrain consists of all the parts that allow you to pedal and move your bike. Shop our range of drivetrains and gear parts at Decathlon. We have everything you need to take your drivetrain system up a gear.
260 items
SRAM SRAM PC 870 8 Speed Power Link Chain 114 Links
SRAM SRAM PC 870 8 Speed Power Link Chain 114 Links
Sold and shipped by Sprocket and Gear Ltd
£17.74
KMC KMC X11 114 Link Bike Chain 1/2" x 11/128" 11 Speed - Grey
KMC KMC X11 114 Link Bike Chain 1/2" x 11/128" 11 Speed - Grey
Sold and shipped by Sprocket and Gear Ltd
£22.98
SHIMANO Shimano Tiagra FD-4700-BL Front Derailleur 34.9mm
SHIMANO Shimano Tiagra FD-4700-BL Front Derailleur 34.9mm
Sold and shipped by Sprocket and Gear Ltd
£41.97
SHIMANO Shimano Tourney TZ500 14-28T 7 speed Screw On Freewheel
SHIMANO Shimano Tourney TZ500 14-28T 7 speed Screw On Freewheel
Sold and shipped by Sprocket and Gear Ltd
£23.49
FIBRAX Fibrax Stainless Steel Gear Cable and Housing
FIBRAX Fibrax Stainless Steel Gear Cable and Housing
Sold and shipped by Sprocket and Gear Ltd
£4.98
SHIMANO Shimano Dura Ace BB-R9100 Bottom Bracket 70mm Italian Thread
SHIMANO Shimano Dura Ace BB-R9100 Bottom Bracket 70mm Italian Thread
Sold and shipped by Sprocket and Gear Ltd
£59.74
SRAM SRAM X5 Rear Derailleur 9 Speed - Medium Cage
SRAM SRAM X5 Rear Derailleur 9 Speed - Medium Cage
Sold and shipped by Sprocket and Gear Ltd
£50.84
SHIMANO Shimano Deore RD-M5100 11 Speed Rear Derailleur SGS Long Cage
SHIMANO Shimano Deore RD-M5100 11 Speed Rear Derailleur SGS Long Cage
Sold and shipped by Sprocket and Gear Ltd
£54.49
KMC KMC Missing Link Ti-N 11 Speed Chain Connectors
KMC KMC Missing Link Ti-N 11 Speed Chain Connectors
Sold and shipped by Sprocket and Gear Ltd
£11.51
SRAM SRAM PowerLink Tool Free Chain Connector 9 speed
SRAM SRAM PowerLink Tool Free Chain Connector 9 speed
Sold and shipped by Sprocket and Gear Ltd
£4.45
KMC KMC Missing Link 9 Speed Chain Connectors
KMC KMC Missing Link 9 Speed Chain Connectors
Sold and shipped by Sprocket and Gear Ltd
£6.98
SHIMANO Shimano Tiagra RD-M4700 Pulley Set 10 Speed 11T Jockey Wheels
SHIMANO Shimano Tiagra RD-M4700 Pulley Set 10 Speed 11T Jockey Wheels
Sold and shipped by Sprocket and Gear Ltd
£11.94
KMC KMC X11 114 Link Chain 11 Speed
KMC KMC X11 114 Link Chain 11 Speed
Sold and shipped by Sprocket and Gear Ltd
£36.25
KMC KMC X11EL 118 Link E-Bike Chain 11 Speed
KMC KMC X11EL 118 Link E-Bike Chain 11 Speed
Sold and shipped by Sprocket and Gear Ltd
£46.45
SHIMANO Shimano Sora FD-R3000-F 2x9 Speed Braze-On
SHIMANO Shimano Sora FD-R3000-F 2x9 Speed Braze-On
Sold and shipped by Sprocket and Gear Ltd
£34.98
SRAM SRAM PowerLock Tool Free Chain Connector - 12 speed Rainbow
SRAM SRAM PowerLock Tool Free Chain Connector - 12 speed Rainbow
Sold and shipped by Sprocket and Gear Ltd
£4.98
SRAM SRAM PC 971 9 Speed Power Link 114 Links Chain
SRAM SRAM PC 971 9 Speed Power Link 114 Links Chain
Sold and shipped by Sprocket and Gear Ltd
£21.49
SHIMANO Shimano RD-R8000 Pulley Set Ultegra GRX
SHIMANO Shimano RD-R8000 Pulley Set Ultegra GRX
Sold and shipped by Sprocket and Gear Ltd
£21.74
SHIMANO Shimano UN300 68 x 127.5 Square Taper Bottom Bracket
SHIMANO Shimano UN300 68 x 127.5 Square Taper Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£21.94
KMC KMC Missing Link Ti-N 10 Speed Chain Connectors
KMC KMC Missing Link Ti-N 10 Speed Chain Connectors
Sold and shipped by Sprocket and Gear Ltd
£9.98
SRAM SRAM NX Eagle 12 Speed Power Link 126 Links - Grey
SRAM SRAM NX Eagle 12 Speed Power Link 126 Links - Grey
Sold and shipped by Sprocket and Gear Ltd
£26.44
SHIMANO Shimano CS-M4100 10 Speed 11-46T HG Mountain Bike Cassette
SHIMANO Shimano CS-M4100 10 Speed 11-46T HG Mountain Bike Cassette
Sold and shipped by Sprocket and Gear Ltd
£59.98
FSA FSA BB86 to BB386 Evo Bottom Bracket Adapter with Bearings
FSA FSA BB86 to BB386 Evo Bottom Bracket Adapter with Bearings
Sold and shipped by Sprocket and Gear Ltd
£59.89
SHIMANO Shimano 105 R7000 11 speed Cassette 11-32T
SHIMANO Shimano 105 R7000 11 speed Cassette 11-32T
Sold and shipped by Sprocket and Gear Ltd
£71.00
SHIMANO Shimano Alivio M4000 CS-HG400 9 Speed 11-34T
SHIMANO Shimano Alivio M4000 CS-HG400 9 Speed 11-34T
Rate: 1.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£34.49
DECATHLON Quick Release Links for 1-speed Bike Chain x 2
DECATHLON Quick Release Links for 1-speed Bike Chain x 2
Rate: 4.3 stars, 167 votes
£5.99
SHIMANO 105 CS-R7000 11-Speed 11x28 Cassette
SHIMANO 105 CS-R7000 11-Speed 11x28 Cassette
Rate: 4.7 stars, 96 votes
£43.99
DECATHLON Derailleur Hose Tips
DECATHLON Derailleur Hose Tips
Rate: 4.4 stars, 365 votes
£2.99
Was £3.29
DECATHLON Bike Brake Housing Tips
DECATHLON Bike Brake Housing Tips
Rate: 4.5 stars, 493 votes
£2.99
Was £3.29
DECATHLON 9-Speed 12x25 Road Bike Cassette
DECATHLON 9-Speed 12x25 Road Bike Cassette
Rate: 4.0 stars, 136 votes
£19.99
SHIMANO Shimano Tourney RD-TZ500 Direct Mount 6 Speed
SHIMANO Shimano Tourney RD-TZ500 Direct Mount 6 Speed
Sold and shipped by Sprocket and Gear Ltd
£23.49
SHIMANO Shimano RevoShift SL-RS45-8R Twist Grip shifter 8 speed Right
SHIMANO Shimano RevoShift SL-RS45-8R Twist Grip shifter 8 speed Right
Sold and shipped by Sprocket and Gear Ltd
£19.49
BBB BBB RollerBoys SRAM Jockey Wheels BDP-05 11T
BBB BBB RollerBoys SRAM Jockey Wheels BDP-05 11T
Sold and shipped by Sprocket and Gear Ltd
£17.98
FSA FSA Power Drive Steel Bicycle Bottom Bracket
FSA FSA Power Drive Steel Bicycle Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£44.64
SUNRACE SunRace MTB Trigger shifter 11 speed DLMX3N
SUNRACE SunRace MTB Trigger shifter 11 speed DLMX3N
Sold and shipped by Sprocket and Gear Ltd
£34.98
SHIMANO Shimano 105 FD-5801-BL Front Derailleur 2 x 11 Speed
SHIMANO Shimano 105 FD-5801-BL Front Derailleur 2 x 11 Speed
Sold and shipped by Sprocket and Gear Ltd
£35.44
SHIMANO Shimano Claris CS-HG50 8 Speed 11-28T Road Bike Cassette
SHIMANO Shimano Claris CS-HG50 8 Speed 11-28T Road Bike Cassette
Sold and shipped by Sprocket and Gear Ltd
£23.49
CLARKS CYCLE SYTEMS Clarks Stainless Steel Gear cable 6085
CLARKS CYCLE SYTEMS Clarks Stainless Steel Gear cable 6085
Sold and shipped by Sprocket and Gear Ltd
£4.14
SHIMANO Shimano ST-EF500 Shift/Brake Lever Set 3 x 7 Speed EZ Fire Plus STI
SHIMANO Shimano ST-EF500 Shift/Brake Lever Set 3 x 7 Speed EZ Fire Plus STI
Sold and shipped by Sprocket and Gear Ltd
£35.49
STRONGLIGHT Stronglight Dural 5083 110mm BCD 9 10 speed
STRONGLIGHT Stronglight Dural 5083 110mm BCD 9 10 speed
Sold and shipped by Sprocket and Gear Ltd
£21.97