Bike Parts

Would your bike pass a roadworthy test? Find all the bike parts you need to keep your ride in tip-top condition here at Decathlon. From road to mountain bike parts, we've got it all.
231 items
VAN RYSEL Long-Distance Triathlon Handlebar Extensions
VAN RYSEL Long-Distance Triathlon Handlebar Extensions
Rate: 4.6 stars, 538 votes
£39.99
LOOK Keo 2 Max Road Bike Pedals
LOOK Keo 2 Max Road Bike Pedals
Rate: 4.6 stars, 150 votes
£59.99
BTWIN 100 Resin Road Bike Pedals with Toe Clips
BTWIN 100 Resin Road Bike Pedals with Toe Clips
Rate: 4.0 stars, 206 votes
£11.99
LOOK Keo 2 Max Carbon Road Pedals
LOOK Keo 2 Max Carbon Road Pedals
Rate: 4.6 stars, 160 votes
£79.99£89.99
DECATHLON Seat Post 27.2mm - 29.8mm to 33mm - Black
DECATHLON Seat Post 27.2mm - 29.8mm to 33mm - Black
Rate: 4.3 stars, 676 votes
£19.99
SHIMANO Mountain Bike Clipless Pedals M520 SPD - Black
SHIMANO Mountain Bike Clipless Pedals M520 SPD - Black
Rate: 4.7 stars, 1187 votes
£29.99£34.99
DECATHLON 500 Memory Foam Saddle Cover Size M - Black
DECATHLON 500 Memory Foam Saddle Cover Size M - Black
Rate: 4.4 stars, 5716 votes
£8.99
Was £9.99
ROCKRIDER Clipless Mountain Bike Pedals 520 - Black
ROCKRIDER Clipless Mountain Bike Pedals 520 - Black
Rate: 3.9 stars, 999 votes
£24.99
DECATHLON Oversize Bike Stem 35mm (31.8mm)
DECATHLON Oversize Bike Stem 35mm (31.8mm)
Rate: 4.7 stars, 404 votes
£14.99
ROCKRIDER Shimano SPD Compatible Cleats - Black
ROCKRIDER Shimano SPD Compatible Cleats - Black
Rate: 4.4 stars, 1387 votes
£9.99
SHIMANO Clipless Flat Aluminium MTB Pedals M324 SPD
SHIMANO Clipless Flat Aluminium MTB Pedals M324 SPD
Rate: 4.6 stars, 448 votes
£49.99
LOOK Keo Blade Carbon Black
LOOK Keo Blade Carbon Black
Rate: 4.4 stars, 92 votes
£99.99
BTWIN Shimano SPD SL-Compatible Cleats
BTWIN Shimano SPD SL-Compatible Cleats
Rate: 4.3 stars, 450 votes
£12.99
BTWIN Multiposition Road Bike Handlebar Extender
BTWIN Multiposition Road Bike Handlebar Extender
Rate: 4.0 stars, 165 votes
£29.99
LOOK Keo Classic 3 Clipless Pedals
LOOK Keo Classic 3 Clipless Pedals
Rate: 4.3 stars, 306 votes
£39.99
BTWIN High-Performance Road Bike Stem - Satin Black
BTWIN High-Performance Road Bike Stem - Satin Black
Rate: 4.7 stars, 162 votes
£19.99
BTWIN Ergo Road Handlebar - 31.8mm
BTWIN Ergo Road Handlebar - 31.8mm
Rate: 4.5 stars, 131 votes
£24.99
DECATHLON 500 Saddle Cover MemoryFoam - Size L - Black
DECATHLON 500 Saddle Cover MemoryFoam - Size L - Black
Rate: 4.4 stars, 4095 votes
£8.99
Was £9.99
DECATHLON 23.4mm Diameter Seat Post 25mm to 27.2mm
DECATHLON 23.4mm Diameter Seat Post 25mm to 27.2mm
Rate: 4.2 stars, 427 votes
£19.99
DECATHLON 34.9 mm Seat Clamp
DECATHLON 34.9 mm Seat Clamp
Rate: 4.5 stars, 221 votes
£5.49
SHIMANO RS500 SPD-SL Road Bike Pedals
SHIMANO RS500 SPD-SL Road Bike Pedals
Rate: 4.6 stars, 158 votes
£39.99
DECATHLON Adjustable Aheadset Oversize Stem
DECATHLON Adjustable Aheadset Oversize Stem
Rate: 4.4 stars, 926 votes
£19.99
DECATHLON 31.8 mm Seat Clamp - Silver
DECATHLON 31.8 mm Seat Clamp - Silver
Rate: 4.5 stars, 272 votes
£6.99
SELLE ITALIA C2 Gel Flow Saddle - Black
SELLE ITALIA C2 Gel Flow Saddle - Black
Rate: 4.1 stars, 458 votes
£44.99
DECATHLON Ergonomic Bar Ends - Black
DECATHLON Ergonomic Bar Ends - Black
Rate: 4.6 stars, 456 votes
£9.99
LOOK Keo Grip Cleats 4.5° - Grey
LOOK Keo Grip Cleats 4.5° - Grey
Rate: 4.7 stars, 915 votes
£13.99
DECATHLON 80mm Oversize Stem
DECATHLON 80mm Oversize Stem
Rate: 4.5 stars, 150 votes
£14.99
VAN RYSEL 520 Clipless Road Bike Pedals
VAN RYSEL 520 Clipless Road Bike Pedals
Rate: 4.4 stars, 556 votes
£29.99
DECATHLON Unisex Road/Mountain Bike Saddle Light 145mm
DECATHLON Unisex Road/Mountain Bike Saddle Light 145mm
£39.99
SHIMANO Pair of Pedals PD-R550 SPD SL - Black
SHIMANO Pair of Pedals PD-R550 SPD SL - Black
Rate: 4.0 stars, 5 votes
£54.99£59.99
BTWIN Delta Compatible Road Cleats - 9°
BTWIN Delta Compatible Road Cleats - 9°
Rate: 4.2 stars, 363 votes
£9.99
BTWIN Comfort Gel Handlebar Tape - Red
BTWIN Comfort Gel Handlebar Tape - Blue
BTWIN Comfort Gel Handlebar Tape - White
Gallery item 1 out of 3
BTWIN Comfort Gel Handlebar Tape - Red
Rate: 4.3 stars, 1036 votes
3 colors
£8.49
£4.15/m
DECATHLON 28.6 mm Seat Clamp
DECATHLON 28.6 mm Seat Clamp
Rate: 4.5 stars, 186 votes
£4.99
Was £7.49
DECATHLON 50 mm Quick Release Seat Post Clamp
DECATHLON 50 mm Quick Release Seat Post Clamp
Rate: 4.3 stars, 93 votes
£4.99
Was £7.49
LOOK Keo Easy Road Pedals
LOOK Keo Easy Road Pedals
Rate: 4.5 stars, 230 votes
£29.99
DECATHLON 60mm Oversize Stem
DECATHLON 60mm Oversize Stem
Rate: 4.6 stars, 290 votes
£14.99
DECATHLON Aluminium Steering Spacers
DECATHLON Aluminium Steering Spacers
Rate: 4.7 stars, 514 votes
£4.99
BTWIN Handlebar Finishing Tape
BTWIN Handlebar Finishing Tape
Rate: 4.6 stars, 199 votes
£3.99
BERTIN Cleat Covers SPD-SL
BERTIN Cleat Covers SPD-SL
Rate: 4.6 stars, 5 votes
£17.99
DECATHLON Universal Stem and Handlebar Adaptors
DECATHLON Universal Stem and Handlebar Adaptors
Rate: 4.6 stars, 224 votes
£6.99
Was £7.99
4.4/5 based on 32084 reviews collected online and in stores

Replacement Bike Parts

All bikes need maintaining to ensure they stay road-worthy and safe and give you the best ride. Our range of parts is here to make replacing damaged or tired parts a breeze. We’ve got pedals and saddles, through to handlebar grips and electric bike parts. Many of our stores offer a workshop service to fit many parts or you could even opt for a bike workstand if you prefer to do it yourself.

Bike Spare Parts

Whether you’ve tricked out your BMX or worn the pedals down on your road bike, we have all the spare parts you could need to get your bike back to its best. Even if you’re simply looking to upgrade your bike and enhance its performance, we can help with our range of parts and products. Our range includes bike framesandbike frame spares, ensuring you have the best quality at the core of your bicycle.

Bike Toolkits and Accessories

We want you to enjoy your time on the road as much as possible, and a fully functioning bike is vital for us. We stock a great range of bike tools and kits so you can get to work and tune your bike to perfection.