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Gears & Drivetrain

Discover the essential components of performance cycling with our Gears & Drivetrain category at 99 Bikes UK. Whether you’re a casual rider or a competitive cyclist, having the right gears and drivetrain is crucial for achieving the best ride possible. Our extensive selection features top-quality components from leading brands, ensuring reliability and precision for every type of bicycle. Explore our range of gear shifters, derailleurs, cassettes, and chainsets designed to enhance your cycling experience. Each product is carefully curated to cater to various riding styles, ensuring you find the perfect match for your bike. With options for road, mountain, and hybrid bikes, you can upgrade your drivetrain with confidence. At 99 Bikes UK, we understand that performance matters. That’s why we offer a diverse array of products to help you achieve seamless shifting, optimal gear ratios, and improved efficiency. Shop our Gears & Drivetrain collection today and elevate your cycling performance. With fast shipping and expert advice, we’re here to ensure you get the most out of your ride.
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Cassettes & Freewheels
Chains
Chainrings
Chainsets & Cranks
Derailleurs
Derailleur Hangers
Bottom Brackets
Groupsets
Gears & Drivetrain Spares

566 Results

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566 Results

Filter & Sort

566 Results

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0
£4,050
SRAM XX SL Eagle Transmission AXS 12-speed Rear Derailleur
Save 11%
SRAM
SRAM XX SL Eagle Transmission AXS 12-speed Rear Derailleur
From £695.00 £614.00
Save £81.00
Finance from £19.43 pm
Full Details
Link to SRAM XX SL Eagle Transmission AXS 12-speed Rear Derailleur
SRAM X0 T-Type Eagle AXS Transmission Wireless MTB Groupset - 170mm
SRAM
SRAM X0 T-Type Eagle AXS Transmission Wireless MTB Groupset - 170mm
From £1,715.00
Finance from £54.27 pm
Full Details
Link to SRAM X0 T-Type Eagle AXS Transmission Wireless MTB Groupset - 170mm
Hope Spiderless E-Bike Chainring
Save 40%
Hope
Hope Spiderless E-Bike Chainring
From £70.00 £41.99
Save £28.01
Full Details
Link to Hope Spiderless E-Bike Chainring
Campagnolo Chorus 12-speed Chain
Save 25%
Campagnolo
Campagnolo Chorus 12-speed Chain
From £43.99 £32.73
Save £11.26
Full Details
Link to Campagnolo Chorus 12-speed Chain
Campagnolo Chorus 12-speed Cassette
Save 10%
Campagnolo
Campagnolo Chorus 12-speed Cassette
From £197.99 £176.99
Save £21.00
Full Details
Link to Campagnolo Chorus 12-speed Cassette
Shimano FC-M8120 XT Crank set without ring 12 speed 55 mm chainline
Shimano
Shimano FC-M8120 XT Crank set without ring 12 speed 55 mm chainline
From £154.99
Full Details
Link to Shimano FC-M8120 XT Crank set without ring 12 speed 55 mm chainline
Unboxed Shimano XTR M9001 11-40T 11-speed Cassette CS-M9001
Shimano
Unboxed Shimano XTR M9001 11-40T 11-speed Cassette CS-M9001
From £289.99
Finance from £9.18 pm
Full Details
Link to Unboxed Shimano XTR M9001 11-40T 11-speed Cassette CS-M9001
KMC K1SL Narrow Ti-N 100 Link Single Speed Chain in Gold
KMC
KMC K1SL Narrow Ti-N 100 Link Single Speed Chain in Gold
From £41.99
Full Details
Link to KMC K1SL Narrow Ti-N 100 Link Single Speed Chain in Gold
Praxis - BB M30 - Threaded Missing Sleeve
Praxis Works
Praxis - BB M30 - Threaded Missing Sleeve
From £35.00
Full Details
Link to Praxis - BB M30 - Threaded Missing Sleeve
Acid E-MTB Crank
Acid
Acid E-MTB Crank
From £59.95
Full Details
Link to Acid E-MTB Crank
SRAM XG-1299 Eagle 12 Speed 10-52t Cassette in Copper
SRAM
SRAM XG-1299 Eagle 12 Speed 10-52t Cassette in Copper
From £453.00
Finance from £14.34 pm
Full Details
Link to SRAM XG-1299 Eagle 12 Speed 10-52t Cassette in Copper
Shimano 105 Di2 R7100 12-Speed Chainset 50/34 175mm in Black FC-R7100
Save 31%
Shimano
Shimano 105 Di2 R7100 12-Speed Chainset 50/34 175mm in Black FC-R7100
From £169.99 £116.79
Save £53.20
Full Details
Link to Shimano 105 Di2 R7100 12-Speed Chainset 50/34 175mm in Black FC-R7100
SRAM XX1 Eagle 12-speed Powerlock Chain in Copper
SRAM
SRAM XX1 Eagle 12-speed Powerlock Chain in Copper
From £89.00
Full Details
Link to SRAM XX1 Eagle 12-speed Powerlock Chain in Copper
Race Face Atlas Cinch Crank Arms in Black
Save 9%
Race Face
Race Face Atlas Cinch Crank Arms in Black
From £219.00 £198.99
Save £20.01
Full Details
Link to Race Face Atlas Cinch Crank Arms in Black
Shimano 105 Di2 R7100 12-speed Disc Brake Groupset - 172.5mm 50/34T
Shimano
Shimano 105 Di2 R7100 12-speed Disc Brake Groupset - 172.5mm 50/34T
From £1,730.00
Finance from £54.75 pm
Full Details
Link to Shimano 105 Di2 R7100 12-speed Disc Brake Groupset - 172.5mm 50/34T
Shimano 105 Di2 R7100 12-speed Disc Brake Groupset - 170mm 50/34T
Shimano
Shimano 105 Di2 R7100 12-speed Disc Brake Groupset - 170mm 50/34T
From £1,730.00
Finance from £54.75 pm
Full Details
Link to Shimano 105 Di2 R7100 12-speed Disc Brake Groupset - 170mm 50/34T
Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Groupset - 172.5 50/34
Shimano
Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Groupset - 172.5 50/34
From £3,520.89
Finance from £111.42 pm
Full Details
Link to Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Groupset - 172.5 50/34
FSA PF30/386Evo 19mm Bottom Bracket Adapter in Black
FSA
FSA PF30/386Evo 19mm Bottom Bracket Adapter in Black
From £40.95
Full Details
Link to FSA PF30/386Evo 19mm Bottom Bracket Adapter in Black
Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Power Meter Groupset
Shimano
Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Power Meter Groupset
From £4,050.00
Finance from £128.16 pm
Full Details
Link to Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Power Meter Groupset
Shimano FC-EM600 crank arm set without chainguard
Shimano
Shimano FC-EM600 crank arm set without chainguard
From £59.99
Full Details
Link to Shimano FC-EM600 crank arm set without chainguard
Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Groupset - 175 52/36T
Shimano
Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Groupset - 175 52/36T
From £3,539.00
Finance from £111.99 pm
Full Details
Link to Shimano Dura Ace Di2 12 Speed R9270 Disc Brake Groupset - 175 52/36T
Shimano Tiagra ST-4725 10-speed Hydraulic Short Reach Shifter
Shimano
Shimano Tiagra ST-4725 10-speed Hydraulic Short Reach Shifter
From £154.99
Full Details
Link to Shimano Tiagra ST-4725 10-speed Hydraulic Short Reach Shifter
Shimano Ultegra R8100 12-speed Chainset
Shimano
Shimano Ultegra R8100 12-speed Chainset
From £299.99
Finance from £9.49 pm
Full Details
Link to Shimano Ultegra R8100 12-speed Chainset
Shimano ST-R8020 Hydraulic Disc Mechanical Flat Mount Calliper STI Set
Save 28%
Shimano
Shimano ST-R8020 Hydraulic Disc Mechanical Flat Mount Calliper STI Set
From £334.99 £239.62
Save £95.37
Full Details
Link to Shimano ST-R8020 Hydraulic Disc Mechanical Flat Mount Calliper STI Set
Shimano STEPS FC-E8000 160mm Crank Arm Set
Shimano
Shimano STEPS FC-E8000 160mm Crank Arm Set
From £59.99
Full Details
Link to Shimano STEPS FC-E8000 160mm Crank Arm Set
SRAM DUB BB30 MTB 83mm Cannondale-Ai Bottom Bracket
SRAM
SRAM DUB BB30 MTB 83mm Cannondale-Ai Bottom Bracket
From £51.00
Full Details
Link to SRAM DUB BB30 MTB 83mm Cannondale-Ai Bottom Bracket
SRAM DUB Pressfit 30 MTB 83mm Bottom Bracket
SRAM
SRAM DUB Pressfit 30 MTB 83mm Bottom Bracket
From £51.00
Full Details
Link to SRAM DUB Pressfit 30 MTB 83mm Bottom Bracket
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More about Gears & Drivetrain

Discover the essential components of performance cycling with our Gears & Drivetrain category at 99 Bikes UK. Whether you’re a casual rider or a competitive cyclist, having the right gears and drivetrain is crucial for achieving the best ride possible. Our extensive selection features top-quality components from leading brands, ensuring reliability and precision for every type of bicycle.

Explore our range of gear shifters, derailleurs, cassettes, and chainsets designed to enhance your cycling experience. Each product is carefully curated to cater to various riding styles, ensuring you find the perfect match for your bike. With options for road, mountain, and hybrid bikes, you can upgrade your drivetrain with confidence.

At 99 Bikes UK, we understand that performance matters. That’s why we offer a diverse array of products to help you achieve seamless shifting, optimal gear ratios, and improved efficiency. Shop our Gears & Drivetrain collection today and elevate your cycling performance. With fast shipping and expert advice, we’re here to ensure you get the most out of your ride.