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.
120 items
DECATHLON 11-Speed Quick Release Links - Twin-Pack
DECATHLON 11-Speed Quick Release Links - Twin-Pack
Rate: 4.6 stars, 309 votes
£8.99
Was £9.99
DECATHLON 12x25 8-Speed Cassette
DECATHLON 12x25 8-Speed Cassette
Rate: 4.4 stars, 149 votes
£16.99
KMC KMC E12 EPT E-Bike Chain
KMC KMC E12 EPT E-Bike Chain
Sold and shipped by Go Cycle Shop
£62.99
KMC KMC X12 EPT Chain
KMC KMC X12 EPT Chain
Sold and shipped by Go Cycle Shop
£44.99
SHIMANO Shimano Tourney CN-HG40 116 link 6/7/8 speed Chain
SHIMANO Shimano Tourney CN-HG40 116 link 6/7/8 speed Chain
Rate: 3.0 stars, 2 votes
Sold and shipped by Sprocket and Gear Ltd
£13.34
SHIMANO Shimano BB-ES300 Bottom Bracket 68 x 113mm
SHIMANO Shimano BB-ES300 Bottom Bracket 68 x 113mm
Rate: 5.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£27.49
SHIMANO Shimano Jockey wheels 11T Deore, LX, SLX, 105, Tiagra RD-5700
SHIMANO Shimano Jockey wheels 11T Deore, LX, SLX, 105, Tiagra RD-5700
Rate: 5.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£11.59
SHIMANO Shimano HG53 9 speed 114 Links Chain
SHIMANO Shimano HG53 9 speed 114 Links Chain
Sold and shipped by Sprocket and Gear Ltd
£23.49
KMC KMC X8 114 Link Chain 6/7/8 Speed
KMC KMC X8 114 Link Chain 6/7/8 Speed
Sold and shipped by Sprocket and Gear Ltd
£22.49
SHIMANO Shimano Alivio CS-HG51 8 Speed HG Cassette
SHIMANO Shimano Alivio CS-HG51 8 Speed HG Cassette
Sold and shipped by Sprocket and Gear Ltd
£30.94
SHIMANO Shimano FD-R3000-B Sora Front Derailleur Clamp-On
SHIMANO Shimano FD-R3000-B Sora Front Derailleur Clamp-On
Sold and shipped by Sprocket and Gear Ltd
£34.74
SHIMANO Shimano UN300 68 x 110 Square Taper Bottom Bracket
SHIMANO Shimano UN300 68 x 110 Square Taper Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£22.37
SHIMANO Shimano Ultegra CN-HG701 11 speed 116 links Chain
SHIMANO Shimano Ultegra CN-HG701 11 speed 116 links Chain
Sold and shipped by Sprocket and Gear Ltd
£42.98
SRAM SRAM GXP Team Cups 100mm English Threaded Bottom Bracket
SRAM SRAM GXP Team Cups 100mm English Threaded Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£34.49
FIBRAX Fibrax inner Gear cable Stainless steel
FIBRAX Fibrax inner Gear cable Stainless steel
Sold and shipped by Sprocket and Gear Ltd
£3.98
SHIMANO Shimano Tiagra FD-4700-F Front Derailleur Braze On
SHIMANO Shimano Tiagra FD-4700-F Front Derailleur Braze On
Sold and shipped by Sprocket and Gear Ltd
£42.49
SUNRACE SunRace MZ90 12 Speed 11-50 Cassette - Black
SUNRACE SunRace MZ90 12 Speed 11-50 Cassette - Black
Sold and shipped by Sprocket and Gear Ltd
£146.49
SHIMANO Shimano Alivio M4000 CS-HG400 9 Speed 11-32T
SHIMANO Shimano Alivio M4000 CS-HG400 9 Speed 11-32T
Sold and shipped by Sprocket and Gear Ltd
£34.94
SHIMANO Shimano Alivio CS-HG51 8 Speed HG Cassette
SHIMANO Shimano Alivio CS-HG51 8 Speed HG Cassette
Sold and shipped by Sprocket and Gear Ltd
£30.74
SUNRACE Sunrace Cassette 9 Speed 11-32T
SUNRACE Sunrace Cassette 9 Speed 11-32T
Sold and shipped by Sprocket and Gear Ltd
£31.34
KMC KMC Missing Link EPT 10 Speed Chain Connectors
KMC KMC Missing Link EPT 10 Speed Chain Connectors
Sold and shipped by Sprocket and Gear Ltd
£9.98
SHIMANO Shimano SLX M7100 12 Speed Chain OEM - 126 Links
SHIMANO Shimano SLX M7100 12 Speed Chain OEM - 126 Links
Sold and shipped by Sprocket and Gear Ltd
£39.98
FSA FSA Power Drive Steel Bicycle Bottom Bracket
FSA FSA Power Drive Steel Bicycle Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£41.94
SRAM SRAM CS PG1030 10 Speed Cassette
SRAM SRAM CS PG1030 10 Speed Cassette
Sold and shipped by Sprocket and Gear Ltd
£52.98
SHIMANO Shimano 105 R7000 11 speed Cassette 11-30T
SHIMANO Shimano 105 R7000 11 speed Cassette 11-30T
Rate: 5.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£65.00
SHIMANO Shimano Tiagra RS500 Bottom Bracket 1.37 x 24 English Hollowtech II
SHIMANO Shimano Tiagra RS500 Bottom Bracket 1.37 x 24 English Hollowtech II
Sold and shipped by Sprocket and Gear Ltd
£26.49
SHIMANO Shimano UN300 68 x 113 Square Taper Bottom Bracket
SHIMANO Shimano UN300 68 x 113 Square Taper Bottom Bracket
Sold and shipped by Sprocket and Gear Ltd
£21.94
SUNRACE Sunrace Cassette 8 Speed 11-32T
SUNRACE Sunrace Cassette 8 Speed 11-32T
Sold and shipped by Sprocket and Gear Ltd
£25.74
SRAM SRAM PG1130 NX 11 Speed 11-42T Cassette - Black
SRAM SRAM PG1130 NX 11 Speed 11-42T Cassette - Black
Sold and shipped by Sprocket and Gear Ltd
£83.14
KMC KMC X9 9 Speed 114 Links Chain
KMC KMC X9 9 Speed 114 Links Chain
Sold and shipped by Sprocket and Gear Ltd
£17.95
SUNRACE Sunrace Cassette 7 Speed 11-28T
SUNRACE Sunrace Cassette 7 Speed 11-28T
Sold and shipped by Sprocket and Gear Ltd
£20.49
SRAM SRAM PC RED22 Hollowpin PowerLock 11 Speed 114 links Chain
SRAM SRAM PC RED22 Hollowpin PowerLock 11 Speed 114 links Chain
Sold and shipped by Sprocket and Gear Ltd
£48.95
SHIMANO Shimano Cassette Acera CS-HG41-8 11 - 30T 8 speed
SHIMANO Shimano Cassette Acera CS-HG41-8 11 - 30T 8 speed
Sold and shipped by Sprocket and Gear Ltd
£26.94
STURMEY ARCHER Sturmey Archer 3 Speed Classic Gear Shifter HSJ762
STURMEY ARCHER Sturmey Archer 3 Speed Classic Gear Shifter HSJ762
Sold and shipped by Sprocket and Gear Ltd
£15.74
SUNRACE Sunrace Cassette CSRS1 10 Speed 11 32T Silver
SUNRACE Sunrace Cassette CSRS1 10 Speed 11 32T Silver
Sold and shipped by Sprocket and Gear Ltd
£30.54
SHIMANO Shimano Ultegra R8000 11 speed Cassette 11-25
SHIMANO Shimano Ultegra R8000 11 speed Cassette 11-25
Sold and shipped by Sprocket and Gear Ltd
£80.98
SHIMANO Shimano Alivio M4000 CS-HG400 9 Speed 12-36T Cassette
SHIMANO Shimano Alivio M4000 CS-HG400 9 Speed 12-36T Cassette
Sold and shipped by Sprocket and Gear Ltd
£34.49
SHIMANO Shimano HG93 9 speed 116 Links Chain
SHIMANO Shimano HG93 9 speed 116 Links Chain
Sold and shipped by Sprocket and Gear Ltd
£25.49
SUNRACE SUNRACE CSMS3 10 Speed Cassette 11-40T
SUNRACE SUNRACE CSMS3 10 Speed Cassette 11-40T
Sold and shipped by Sprocket and Gear Ltd
£59.98
SRAM SRAM GX Eagle 12 Speed Power Link Chain 126 Links
SRAM SRAM GX Eagle 12 Speed Power Link Chain 126 Links
Sold and shipped by Sprocket and Gear Ltd
£31.49