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.
255 items
SHIMANO Shimano BB UN100 Square Taper Bottom Bracket
SHIMANO Shimano BB UN100 Square Taper Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£18.98
SHIMANO Shimano Tiagra FC-4700 Chainrings
SHIMANO Shimano Tiagra FC-4700 Chainrings
Sold and shipped by Sprocket and Gear Ltd
£56.98
SUNRACE SunRace MTB Trigger shifter 10 speed Right Hand
SUNRACE SunRace MTB Trigger shifter 10 speed Right Hand
Sold and shipped by Sprocket and Gear Ltd
£25.49
SRAM SRAM CS PG1030 10 Speed Cassette
SRAM SRAM CS PG1030 10 Speed Cassette
Sold and shipped by Sprocket and Gear Ltd
£52.98
BBB BBB RollerBoys Ceramic Bearing Jockey Wheels 10T
BBB BBB RollerBoys Ceramic Bearing Jockey Wheels 10T
Sold and shipped by Sprocket and Gear Ltd
£29.62
SRAM SRAM GXP 68/73mm English Threaded Bottom Bracket
SRAM SRAM GXP 68/73mm English Threaded Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£38.98
OXFORD Oxford Steel Bottom Bracket BSA 68mm x 122mm JIS Square Taper
OXFORD Oxford Steel Bottom Bracket BSA 68mm x 122mm JIS Square Taper
Sold and shipped by Sprocket and Gear Ltd
£15.29
M-WAVE M-Wave Triple Crankset Square Taper Steel
M-WAVE M-Wave Triple Crankset Square Taper Steel
Sold and shipped by Sprocket and Gear Ltd
£33.23
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 Rear Freewheel R2A 14 - 24T 6 Speed
SUNRACE SunRace Rear Freewheel R2A 14 - 24T 6 Speed
Sold and shipped by Sprocket and Gear Ltd
£16.69
SHIMANO Shimano Sora RD-R3000 9 Speed Derailleur - GS / Medium Cage
SHIMANO Shimano Sora RD-R3000 9 Speed Derailleur - GS / Medium Cage
Sold and shipped by Sprocket and Gear Ltd
£44.49
SRAM SRAM CS PG820 8 Speed 11-28T Cassette
SRAM SRAM CS PG820 8 Speed 11-28T Cassette
Sold and shipped by Sprocket and Gear Ltd
£18.85
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
SHIMANO Shimano RD-M7100 12 Speed Jockey Wheels
SHIMANO Shimano RD-M7100 12 Speed Jockey Wheels
Sold and shipped by Sprocket and Gear Ltd
£11.98
SRAM SRAM CS PG830 8 Speed Rear Cassette
SRAM SRAM CS PG830 8 Speed Rear Cassette
Sold and shipped by Sprocket and Gear Ltd
£19.74
STRONGLIGHT Stronglight Dural 5083 130mm BCD 9 10 speed
STRONGLIGHT Stronglight Dural 5083 130mm BCD 9 10 speed
Sold and shipped by Sprocket and Gear Ltd
£31.49
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
£31.49
OXFORD Oxford Steel Bottom Bracket BSA 68mm x 116mm JIS Square Taper
OXFORD Oxford Steel Bottom Bracket BSA 68mm x 116mm JIS Square Taper
Sold and shipped by Sprocket and Gear Ltd
£13.48
BBB BBB RollerBoys Jockey Wheels BDP-02 11T
BBB BBB RollerBoys Jockey Wheels BDP-02 11T
Sold and shipped by Sprocket and Gear Ltd
£13.60
BBB BBB CompactGear Chainring 5 Hole 110 BCD
BBB BBB CompactGear Chainring 5 Hole 110 BCD
Sold and shipped by Sprocket and Gear Ltd
£39.98
BBB BBB RollerBoys SRAM Jockey Wheels BDP-06 12T
BBB BBB RollerBoys SRAM Jockey Wheels BDP-06 12T
Sold and shipped by Sprocket and Gear Ltd
£19.74
SUNRACE SunRace MTB Trigger shifter 12 speed DLMZ3X
SUNRACE SunRace MTB Trigger shifter 12 speed DLMZ3X
Sold and shipped by Sprocket and Gear Ltd
£42.98
FSA FSA RPM Steel Bottom Bracket 68mm x 118mm JIS Square Taper
FSA FSA RPM Steel Bottom Bracket 68mm x 118mm JIS Square Taper
Sold and shipped by Sprocket and Gear Ltd
£13.48
SUNRACE SunRace Trigger shifter 3 speed DLM403
SUNRACE SunRace Trigger shifter 3 speed DLM403
Sold and shipped by Sprocket and Gear Ltd
£13.98
SHIMANO Shimano FD-TZ500-DS6 Tourney Front Derailleur Clamp-On
SHIMANO Shimano FD-TZ500-DS6 Tourney Front Derailleur Clamp-On
Sold and shipped by Sprocket and Gear Ltd
£11.98
SHIMANO Shimano Tourney EF41 Shift/Brake Lever Set 3 x 7 Speed EZ Fire Plus STI
SHIMANO Shimano Tourney EF41 Shift/Brake Lever Set 3 x 7 Speed EZ Fire Plus STI
Sold and shipped by Sprocket and Gear Ltd
£37.98
SRAM SRAM PG1170 Force 11 Speed Road Bike Gravel Cassette
SRAM SRAM PG1170 Force 11 Speed Road Bike Gravel Cassette
Sold and shipped by Sprocket and Gear Ltd
£95.99
SHIMANO Shimano UN300 68 x 115 Square Taper Bottom Bracket
SHIMANO Shimano UN300 68 x 115 Square Taper Bottom Bracket
Rate: 5.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£21.94
FSA FSA Power Drive Steel Bicycle Bottom Bracket
FSA FSA Power Drive Steel Bicycle Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£48.35
NECO Neco Bottom Bracket BSA 68mm x 113mm JIS Square Taper
NECO Neco Bottom Bracket BSA 68mm x 113mm JIS Square Taper
Sold and shipped by Sprocket and Gear Ltd
£12.98
SRAM SRAM CS PG850 8 Speed 11-28T Mountain Bike Cassette
SRAM SRAM CS PG850 8 Speed 11-28T Mountain Bike Cassette
Sold and shipped by Sprocket and Gear Ltd
£26.59
BBB BBB RollerBoys SRAM Ceramic Jockey Wheels 12T
BBB BBB RollerBoys SRAM Ceramic Jockey Wheels 12T
Sold and shipped by Sprocket and Gear Ltd
£34.98
SRAM SRAM XX1 Eagle 12 Speed Power Link 126 Links - Copper
SRAM SRAM XX1 Eagle 12 Speed Power Link 126 Links - Copper
Sold and shipped by Sprocket and Gear Ltd
£79.98
SRAM PG1070 10 Speed Cassette 10spd 11-28t
SRAM PG1070 10 Speed Cassette 10spd 11-28t
Sold and shipped by ALOC Sports Retail
£91.00
SRAM PG1170 11 Speed Cassette 11spd 11-26t
SRAM PG1170 11 Speed Cassette 11spd 11-26t
Sold and shipped by ALOC Sports Retail
£96.00
SRAM PG1050 10 Speed Cassette 10spd 11-36t
SRAM PG1050 10 Speed Cassette 10spd 11-36t
Sold and shipped by ALOC Sports Retail
£76.00
SRAM Chain PC XX1 Eagle HollowPin 126 links PowerLock Flowlink 12 Speed Rainbow
SRAM Chain PC XX1 Eagle HollowPin 126 links PowerLock Flowlink 12 Speed Rainbow
Sold and shipped by ALOC Sports Retail
£89.00
SRAM PG850 8spd Cassette 8spd 11-30t
SRAM PG850 8spd Cassette 8spd 11-30t
Sold and shipped by ALOC Sports Retail
£26.00
TRIBAN Derailleur Hanger Gravel Bike Triban Grvl 900 Titanium
TRIBAN Derailleur Hanger Gravel Bike Triban Grvl 900 Titanium
£34.99
SHIMANO Shimano CS-HG200 7 Speed 12-32T Cassette
SHIMANO Shimano CS-HG200 7 Speed 12-32T Cassette
Rate: 5.0 stars, 3 votes
Sold and shipped by Sprocket and Gear Ltd
£26.49