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.
166 items
DECATHLON SD Memory Foam 60° Trekking/City Bike Saddle
DECATHLON SD Memory Foam 60° Trekking/City Bike Saddle
Rate: 4.6 stars, 44 votes
£24.99
DECATHLON Seat Post With Suspension 27.2mm Diameter And 29.8mm - 33mm Adaptor
DECATHLON Seat Post With Suspension 27.2mm Diameter And 29.8mm - 33mm Adaptor
Rate: 4.1 stars, 790 votes
£24.99
DECATHLON 500 Saddle Cover MemoryFoam - Size L - Black
DECATHLON 500 Saddle Cover MemoryFoam - Size L - Black
Rate: 4.4 stars, 4103 votes
£8.99
DECATHLON 60° LD Mountain Bike Saddle
DECATHLON 60° LD Mountain Bike Saddle
Rate: 4.4 stars, 42 votes
£24.99
Was £34.99
ROCKRIDER 100 Short Sport Grips
ROCKRIDER 100 Short Sport Grips
Rate: 4.4 stars, 996 votes
£4.49
DECATHLON 500 Memory Foam Saddle Cover Size M - Black
DECATHLON 500 Memory Foam Saddle Cover Size M - Black
Rate: 4.4 stars, 5725 votes
£8.99
SHIMANO Clipless Trail Mountain Bike Pedals SPD PD-ME700 - Black
SHIMANO Clipless Trail Mountain Bike Pedals SPD PD-ME700 - Black
Rate: 4.6 stars, 128 votes
£39.99
DECATHLON Seat Post 27.2mm - 29.8mm to 33mm - Black
DECATHLON Seat Post 27.2mm - 29.8mm to 33mm - Black
Rate: 4.3 stars, 677 votes
£19.99
ROCKRIDER Aluminium Mountain Bike Platform Pedals 900 - Black
ROCKRIDER Aluminium Mountain Bike Platform Pedals 900 - Black
Rate: 4.6 stars, 565 votes
£44.99
ROCKRIDER Flat Aluminium Mountain Bike Pedals
ROCKRIDER Flat Aluminium Mountain Bike Pedals
Rate: 4.2 stars, 774 votes
£14.99
SELLE ITALIA C2 Gel Flow Saddle - Black
SELLE ITALIA C2 Gel Flow Saddle - Black
Rate: 4.1 stars, 459 votes
£44.99
SHIMANO Clipless Flat Aluminium MTB Pedals M324 SPD
SHIMANO Clipless Flat Aluminium MTB Pedals M324 SPD
Rate: 4.6 stars, 449 votes
£44.99£49.99
DECATHLON 90° Cycling Saddle
DECATHLON 90° Cycling Saddle
Rate: 4.5 stars, 1063 votes
£14.99
ROCKRIDER Shimano SPD Compatible Cleats - Black
ROCKRIDER Shimano SPD Compatible Cleats - Black
Rate: 4.4 stars, 1395 votes
£9.99
DECATHLON Oversize Bike Stem 35mm (31.8mm)
DECATHLON Oversize Bike Stem 35mm (31.8mm)
Rate: 4.7 stars, 408 votes
£14.99
DECATHLON 23.4mm Diameter Seat Post 25mm to 27.2mm
DECATHLON 23.4mm Diameter Seat Post 25mm to 27.2mm
Rate: 4.2 stars, 428 votes
£19.99
SHIMANO Mountain Bike Clipless Pedals M520 SPD - Black
SHIMANO Mountain Bike Clipless Pedals M520 SPD - Black
Rate: 4.7 stars, 1193 votes
£29.99£34.99
DECATHLON 90° Gel Bike Saddle
DECATHLON 90° Gel Bike Saddle
Rate: 4.5 stars, 672 votes
£27.99
DECATHLON 30° Gel Cycling Saddle
DECATHLON 30° Gel Cycling Saddle
Rate: 4.3 stars, 603 votes
£24.99
DECATHLON Grips City 100
DECATHLON Grips City 100
Rate: 4.4 stars, 799 votes
£7.99
ROCKRIDER Clipless Mountain Bike Pedals 520 - Black
ROCKRIDER Clipless Mountain Bike Pedals 520 - Black
Rate: 3.9 stars, 1003 votes
£24.99
BTWIN Kids' Bike Pedals 16" and 20"
BTWIN Kids' Bike Pedals 16" and 20"
Rate: 4.6 stars, 127 votes
£7.99
DECATHLON Universal Stem and Handlebar Adaptors
DECATHLON Universal Stem and Handlebar Adaptors
Rate: 4.6 stars, 225 votes
£6.99
DECATHLON Children's Bike Saddle Cover
DECATHLON Children's Bike Saddle Cover
Rate: 4.4 stars, 836 votes
£8.99
DECATHLON 60° MD MTB / Trekking / City Bike Saddle
DECATHLON 60° MD MTB / Trekking / City Bike Saddle
Rate: 4.5 stars, 52 votes
£19.99
DECATHLON Headset Stem Star Stopper
DECATHLON Headset Stem Star Stopper
Rate: 4.6 stars, 97 votes
£4.99
DECATHLON 500 Saddle Cover MemoryFoam - Size XL - Black
DECATHLON 500 Saddle Cover MemoryFoam - Size XL - Black
Rate: 4.5 stars, 1984 votes
£8.99
Was £9.99
DECATHLON 28.6 mm Seat Clamp
DECATHLON 28.6 mm Seat Clamp
Rate: 4.5 stars, 186 votes
£4.99
Was £7.49
BTWIN Unisex Hybrid Trekking MTB City Gel Bike Saddle
BTWIN Unisex Hybrid Trekking MTB City Gel Bike Saddle
Rate: 4.5 stars, 2397 votes
£27.99
BTWIN Aluminium Pedals City 500 Grip
BTWIN Aluminium Pedals City 500 Grip
Rate: 4.4 stars, 346 votes
£9.99
SHIMANO Metal SPD Compatible Cleats
SHIMANO Metal SPD Compatible Cleats
Rate: 4.7 stars, 544 votes
£12.99
ROCKRIDER Flat Resin Mountain Bike Pedals 100 - Black
ROCKRIDER Flat Resin Mountain Bike Pedals 100 - Black
Rate: 4.5 stars, 1372 votes
£6.99
SELLE ITALIA Saddle ST7 Superflow
SELLE ITALIA Saddle ST7 Superflow
Rate: 4.5 stars, 268 votes
£39.99
DECATHLON Ergonomic Bar Ends - Black
DECATHLON Ergonomic Bar Ends - Black
Rate: 4.6 stars, 456 votes
£9.99
DECATHLON 60mm Oversize Stem
DECATHLON 60mm Oversize Stem
Rate: 4.6 stars, 290 votes
£14.99
ROCKRIDER Raised Oversize 31.8 mm x 720 mm Handlebar
ROCKRIDER Raised Oversize 31.8 mm x 720 mm Handlebar
Rate: 4.7 stars, 515 votes
£17.99
DECATHLON 34.9 mm Seat Clamp
DECATHLON 34.9 mm Seat Clamp
Rate: 4.5 stars, 221 votes
£5.49
DECATHLON 80mm Oversize Stem
DECATHLON 80mm Oversize Stem
Rate: 4.5 stars, 150 votes
£14.99
DECATHLON 25.4mm Leisure Handlebars
DECATHLON 25.4mm Leisure Handlebars
Rate: 4.5 stars, 236 votes
£9.99
DECATHLON Handlebar Ends
DECATHLON Handlebar Ends
Rate: 4.4 stars, 444 votes
£2.29
4.4/5 based on 45878 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.