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.
448 items
VAN RYSEL Long-Distance Triathlon Handlebar Extensions
VAN RYSEL Long-Distance Triathlon Handlebar Extensions
Rate: 4.6 stars, 541 votes
£39.99
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, 789 votes
£24.99
LOOK Keo 2 Max Carbon Road Pedals
LOOK Keo 2 Max Carbon Road Pedals
Rate: 4.6 stars, 161 votes
£79.99£89.99
LOOK Keo 2 Max Road Bike Pedals
LOOK Keo 2 Max Road Bike Pedals
Rate: 4.6 stars, 151 votes
£59.99
DECATHLON 60° LD Mountain Bike Saddle
DECATHLON 60° LD Mountain Bike Saddle
Rate: 4.4 stars, 42 votes
£24.99
Was £34.99
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
BTWIN Shimano SPD SL-Compatible Cleats
BTWIN Shimano SPD SL-Compatible Cleats
Rate: 4.3 stars, 451 votes
£12.99
SELLE ITALIA Gel Flow Saddle Italia Squad
SELLE ITALIA Gel Flow Saddle Italia Squad
Rate: 4.5 stars, 11 votes
£34.99
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
SHIMANO Clipless Trail Mountain Bike Pedals SPD PD-ME700 - Black
SHIMANO Clipless Trail Mountain Bike Pedals SPD PD-ME700 - Black
Rate: 4.6 stars, 127 votes
£39.99
ROCKRIDER 100 Short Sport Grips
ROCKRIDER 100 Short Sport Grips
Rate: 4.4 stars, 994 votes
£4.49
DECATHLON 30° Road Bike Gravel MTB Saddle
DECATHLON 30° Road Bike Gravel MTB Saddle
Rate: 4.5 stars, 332 votes
£24.99
DECATHLON 500 Saddle Cover MemoryFoam - Size L - Black
DECATHLON 500 Saddle Cover MemoryFoam - Size L - Black
Rate: 4.4 stars, 4102 votes
£8.99
DECATHLON 90° XL Gel City Bike Saddle
DECATHLON 90° XL Gel City Bike Saddle
Rate: 4.7 stars, 1136 votes
£29.99
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 Shimano SPD Compatible Cleats - Black
ROCKRIDER Shimano SPD Compatible Cleats - Black
Rate: 4.4 stars, 1393 votes
£9.99
SELLE ITALIA C2 Gel Flow Saddle - Black
SELLE ITALIA C2 Gel Flow Saddle - Black
Rate: 4.1 stars, 459 votes
£44.99
DECATHLON Kids' 20/24" 60° Bike Saddle
DECATHLON Kids' 20/24" 60° Bike Saddle
Rate: 4.5 stars, 222 votes
£14.99
DECATHLON Unisex Road/Mountain Bike Saddle Light 145mm
DECATHLON Unisex Road/Mountain Bike Saddle Light 145mm
£39.99
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 90° Cycling Saddle
DECATHLON 90° Cycling Saddle
Rate: 4.5 stars, 1061 votes
£14.99
LOOK Keo Classic 3 Clipless Pedals
LOOK Keo Classic 3 Clipless Pedals
Rate: 4.3 stars, 309 votes
£39.99
DECATHLON 90° Gel Bike Saddle
DECATHLON 90° Gel Bike Saddle
Rate: 4.5 stars, 671 votes
£27.99
DECATHLON Oversize Bike Stem 35mm (31.8mm)
DECATHLON Oversize Bike Stem 35mm (31.8mm)
Rate: 4.7 stars, 407 votes
£14.99
VAN RYSEL Road and City Clipless and Flat Pedals
VAN RYSEL Road and City Clipless and Flat Pedals
Rate: 4.0 stars, 76 votes
£39.99
DECATHLON Unisex 145 mm Road / Gravel / MTB Saddle Comfort
DECATHLON Unisex 145 mm Road / Gravel / MTB Saddle Comfort
Rate: 4.9 stars, 7 votes
£24.99
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
BTWIN Multiposition Road Bike Handlebar Extender
BTWIN Multiposition Road Bike Handlebar Extender
Rate: 4.0 stars, 167 votes
£29.99
BTWIN Unisex Hybrid Trekking MTB City Gel Bike Saddle
BTWIN Unisex Hybrid Trekking MTB City Gel Bike Saddle
Rate: 4.5 stars, 2396 votes
£27.99
VAN RYSEL 520 Clipless Road Bike Pedals
VAN RYSEL 520 Clipless Road Bike Pedals
Rate: 4.4 stars, 559 votes
£29.99
BTWIN City Bike Resin Folding Platform Pedals - Black
BTWIN City Bike Resin Folding Platform Pedals - Black
Rate: 4.5 stars, 475 votes
£11.99
SHIMANO RS500 SPD-SL Road Bike Pedals
SHIMANO RS500 SPD-SL Road Bike Pedals
Rate: 4.6 stars, 161 votes
£39.99
DECATHLON 30° Gel Cycling Saddle
DECATHLON 30° Gel Cycling Saddle
Rate: 4.3 stars, 603 votes
£24.99
ROCKRIDER Flat Aluminium Mountain Bike Pedals
ROCKRIDER Flat Aluminium Mountain Bike Pedals
Rate: 4.2 stars, 774 votes
£14.99
SHIMANO Clipless XC Mountain Bike Pedals SPD Deore XT PD-M8100 Metal
SHIMANO Clipless XC Mountain Bike Pedals SPD Deore XT PD-M8100 Metal
Rate: 4.7 stars, 107 votes
£79.99
ROCKRIDER Aluminium Mountain Bike Platform Pedals 900 - Black
ROCKRIDER Aluminium Mountain Bike Platform Pedals 900 - Black
Rate: 4.6 stars, 565 votes
£44.99
LOOK Keo Grip Cleats 4.5° - Grey
LOOK Keo Grip Cleats 4.5° - Grey
Rate: 4.7 stars, 918 votes
£13.99
DECATHLON 34.9 mm Seat Clamp
DECATHLON 34.9 mm Seat Clamp
Rate: 4.5 stars, 221 votes
£5.49
DECATHLON Grips City 100
DECATHLON Grips City 100
Rate: 4.4 stars, 799 votes
£7.99
4.3/5 based on 55932 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.