Mountain Bike Parts

Looking for mountain bike parts? Shop our full range, including frames, saddles, seat covers, forks and handlebar grips. Top brands on offer include Rockrider and in-house made Decathlon parts. Whatever you need, you’ll find it below.
27 items
DECATHLON SD Memory Foam 60° Trekking/City Bike Saddle
DECATHLON SD Memory Foam 60° Trekking/City Bike Saddle
Rate: 4.6 stars, 41 votes
£24.99
DECATHLON 60° LD Mountain Bike Saddle
DECATHLON 60° LD Mountain Bike Saddle
Rate: 4.4 stars, 42 votes
£24.99
Was £34.99
DECATHLON 60° MD MTB / Trekking / City Bike Saddle
DECATHLON 60° MD MTB / Trekking / City Bike Saddle
Rate: 4.5 stars, 51 votes
£19.99
BTWIN Unisex Hybrid Trekking MTB City Gel Bike Saddle
BTWIN Unisex Hybrid Trekking MTB City Gel Bike Saddle
Rate: 4.5 stars, 2392 votes
£27.99
DECATHLON Kids' 20/24" 60° Bike Saddle
DECATHLON Kids' 20/24" 60° Bike Saddle
Rate: 4.5 stars, 221 votes
£14.99
Was £17.99
SELLE ITALIA C2 Gel Flow Saddle - Black
SELLE ITALIA C2 Gel Flow Saddle - Black
Rate: 4.1 stars, 458 votes
£44.99
DECATHLON Unisex Road/Mountain Bike Saddle Light 145mm
DECATHLON Unisex Road/Mountain Bike Saddle Light 145mm
£39.99
VELO Railed Bike Seat for Wheelie Cruiser MTB Bikes - Green Black Camo Fabric
VELO Railed Bike Seat for Wheelie Cruiser MTB Bikes - Green Black Camo Fabric
Sold and shipped by Scuff Wheels LTD.
£24.00
DECATHLON Kid 90° Cycling Saddle 20/24"
DECATHLON Kid 90° Cycling Saddle 20/24"
Rate: 4.6 stars, 135 votes
£14.99
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
VELO Bicycle Seat Wheelie Cruiser Commute for MTB BMX Bikes - BLUE KEWLAR SADDLE
VELO Bicycle Seat Wheelie Cruiser Commute for MTB BMX Bikes - BLUE KEWLAR SADDLE
Sold and shipped by Scuff Wheels LTD.
£24.00
VELO Bicycle Seat Wheelie Cruiser Commute for MTB BMX Bikes
VELO Bicycle Seat Wheelie Cruiser Commute for MTB BMX Bikes
Sold and shipped by Scuff Wheels LTD.
£24.00
BBB BBB BaseShape Upright Saddle Comfort
BBB BBB BaseShape Upright Saddle Comfort
Sold and shipped by Sprocket and Gear Ltd
£28.24
BBB BBB Spectrum Padded Saddle
BBB BBB Spectrum Padded Saddle
Sold and shipped by Sprocket and Gear Ltd
£34.98
DMR DMR Oi Oi Mountain Bike Saddle - Snow Camo Grey
DMR DMR Oi Oi Mountain Bike Saddle - Snow Camo Grey
Sold and shipped by Sprocket and Gear Ltd
£39.44
SMP Selle SMP TRK Cushioned Ergonomic Saddle
SMP Selle SMP TRK Cushioned Ergonomic Saddle
Sold and shipped by Sprocket and Gear Ltd
£61.98
BBB BBB MultiDensity Womens Saddle
BBB BBB MultiDensity Womens Saddle
Rate: 5.0 stars, 1 votes
Sold and shipped by Sprocket and Gear Ltd
£33.24
BBB BBB Spectrum Padded Saddle
BBB BBB Spectrum Padded Saddle
Sold and shipped by Sprocket and Gear Ltd
£35.74
TAG METALS Tag Metals T1 Mountain Bike Saddle
TAG METALS Tag Metals T1 Mountain Bike Saddle
Sold and shipped by Sprocket and Gear Ltd
£35.98
DECATHLON 30° Gel Cycling Saddle
DECATHLON 30° Gel Cycling Saddle
Rate: 4.3 stars, 601 votes
£24.99
DECATHLON Kids' 14/16" 60° Bike Saddle
DECATHLON Kids' 14/16" 60° Bike Saddle
Rate: 4.6 stars, 273 votes
£14.99
SELLE ITALIA FLX Gel Flow
SELLE ITALIA FLX Gel Flow
Rate: 4.3 stars, 749 votes
£29.99
SMP Selle SMP TRK Cushioned Ergonomic Saddle
SMP Selle SMP TRK Cushioned Ergonomic Saddle
Sold and shipped by Sprocket and Gear Ltd
£61.98
PROLOGO Prologo Kappa RS Pro Universal Bicycle Saddle Alloy Rails
PROLOGO Prologo Kappa RS Pro Universal Bicycle Saddle Alloy Rails
Sold and shipped by Sprocket and Gear Ltd
£32.24
SELLE ITALIA SI SADDLE X-LR TM AIR CROSS SUPERFLOW Mens MTB Black S3
SELLE ITALIA SI SADDLE X-LR TM AIR CROSS SUPERFLOW Mens MTB Black S3
Rate: 1.0 stars, 1 votes
Sold and shipped by ALOC Sports Retail
£89.99
SELLE SAN MARCO Selle San Marco Monza Wide Saddle
SELLE SAN MARCO Selle San Marco Monza Wide Saddle
Sold and shipped by Sprocket and Gear Ltd
£26.98
DECATHLON 30° Road Bike Gravel MTB Saddle
DECATHLON 30° Road Bike Gravel MTB Saddle
Rate: 4.5 stars, 331 votes
£24.99
4.3/5 based on 5303 reviews collected online and in stores

MOUNTAIN BIKE PARTS, UK

Decathlon has a full range of mountain bike parts, so you can replace worn out pedals, upgrade to a more comfortable saddle or customise your handlebars with ease. Whatever parts you need for your MTB, you’ll find them here.

When it comes to mountain bike parts, be sure to always check the compatibility with your bike. Because we stock many leading brands, from Shimano and Btwin to Rockrider, you’ll likely find a like-for-like replacement every time. But, always check the diameters and sizing to make sure you’ve got the right one. If you do happen to order the wrong part from our online store it’s not a problem – you can send it back with free returns.

While you’re browsing, why not head to our mountain bikespage? Other sections worth checking out include ourmountain bike maintenance equipmentin case of issues with your bike, ourmountain bike cassettesfor various speeds and ourmountain bike chainrings.