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Sports
Mountain Biking
Mountain Bikes
Mens Mountain Bikes
Men's Mountain Bikes
Adventure awaits with Decathlon's range of men’s mountain bikes. The collection includes front and full suspension MTBs, as well as electric mountain bikes. With a wide range of styles to choose from, discover your next favourite bike.
Womens Mountain Bikes
Kids Mountain Bikes
Electric Mountain Bikes
See more
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101 items
Most relevant
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Sellers
Decathlon
63
E-Bikes Direct
16
United Wheels UK Ltd
8
Premium Cycle Brands
5
Tandem Group Trading
5
Wildcat Sport
4
ROCKRIDER 27.5" Touring Mountain Bike ST 120 - Black/Blue
4.5
3,685
Rate: 4.5 stars, 3685 votes
2 colours
£349.99
Sale
ROCKRIDER 27.5" Mountain Bike ST 900 S - Grey/Yellow
4.3
608
Rate: 4.3 stars, 608 votes
£699.99
£899.99
£200 off
Sale
ROCKRIDER 27.5" Hardtail Electric Mountain Bike E-ST 100 - White/Red
4.4
312
Rate: 4.4 stars, 312 votes
£999.99
£1,099.99
£100 off
Last chance
ROCKRIDER 29" Touring Mountain Bike Expl 500 - Black
4.3
851
Rate: 4.3 stars, 851 votes
2 colours
£399.99
£449.99
£50 off
Sale
ROCKRIDER Women's 27.5" + Electric Semi-Rigid E-ST 900 MTB Bike - Turquoise
4.5
175
Rate: 4.5 stars, 175 votes
£1,199.99
£1,999.99
£800 off
Sale
ROCKRIDER 27.5" Electric Mountain Bike E-ST 500 - Black
4.2
34
Rate: 4.2 stars, 34 votes
£1,399.00
£1,599.99
£200.99 off
ROCKRIDER 27.5" Touring Mountain Bike ST 120 - Grey/Orange
4.5
3,685
Rate: 4.5 stars, 3685 votes
2 colours
£349.99
Sale
ROCKRIDER 27.5"+ Electric Hardtail MTB Bike E-ST 900 - Grey
4.5
744
Rate: 4.5 stars, 744 votes
£1,699.00
£1,999.99
£300.99 off
Sale
HUFFY Huffy Stone Mountain Ladies 26" Mountain Bike Hardtail 21 Speed Grey & Teal
Sold and shipped by United Wheels UK Ltd
£143.99
£239.99
£96 off
£143.99/unit
Sale
ROCKRIDER 29" Touring Mountain Bike Expl 520 - Blue
4.3
740
Rate: 4.3 stars, 740 votes
£499.99
£549.99
£50 off
ROCKRIDER 29" Touring Mountain Bike Expl 500 - Red
4.3
851
Rate: 4.3 stars, 851 votes
2 colours
£449.99
ROCKRIDER 29" Hardtail Electric Mountain Bike E-EXPL 520 - Midnight Blue
4.6
183
Rate: 4.6 stars, 183 votes
2 colours
£1,899.99
EASTERN BIKES Eastern Alpaka 29 MTB Hardtail Bike - Blue
3.3
3
Rate: 3.3 stars, 3 votes
5 colours
Sold and shipped by Premium Cycle Brands
£399.99
EASTERN BIKES Eastern Alpaka 29 MTB Hardtail Bike - Red
3.3
3
Rate: 3.3 stars, 3 votes
5 colours
Sold and shipped by Premium Cycle Brands
£399.99
Sale
ROCKRIDER 29" Touring Mountain Bike Explore 520 - Grey / Red
4.6
11
Rate: 4.6 stars, 11 votes
£499.99
£549.99
£50 off
DALLINGRIDGE Dallingridge Viscount Hardtail Mountain Bike, 27.5In Wheel, 18 Speed
Sold and shipped by E-Bikes Direct
£249.99
BASIS Basis Beacon Hardtail Electric Mountain bike, 8.8Ah - Black/Red
5
1
Rate: 5.0 stars, 1 votes
Sold and shipped by E-Bikes Direct
£899.00
DALLINGRIDGE Dallingridge Viscount Men's Hardtail Mountain Bike, 27.5In Wheel - White/Red
Sold and shipped by E-Bikes Direct
£229.99
EASTERN BIKES Eastern Alpaka 29 MTB Hardtail Bike - Yellow
3.3
3
Rate: 3.3 stars, 3 votes
5 colours
Sold and shipped by Premium Cycle Brands
£399.99
BASIS Basis Connect Adult's Hardtail Mountain Bike, 26In Wheel - Green/Black
Sold and shipped by E-Bikes Direct
£249.99
Sale
HUFFY Huffy Extent Adult Hardtail Mountain Bike 26 Inch 18 Speed Gunmetal Grey
3
3
Rate: 3.0 stars, 3 votes
Sold and shipped by United Wheels UK Ltd
£224.99
£249.99
£25 off
Sale
HUFFY Huffy Extent 26 Inch Womens Hardtail Mountain Bike White and Purple 18 Speed
Sold and shipped by United Wheels UK Ltd
£224.99
£249.99
£25 off
£224.99/unit
DALLINGRIDGE Dallingridge Blade Junior Full Sus Mountain Bike, 20In Wheel - Metallic Blue
Sold and shipped by E-Bikes Direct
£189.99
BASIS Basis Gator Junior Full Sus Mountain Bike, 20In Wheel - Gloss Black/Red
Sold and shipped by E-Bikes Direct
£183.99
Sale
HUFFY Huffy Extent Mens Mountain Bike 27.5" Wheels 18 Speed Black + Red
2.5
2
Rate: 2.5 stars, 2 votes
Sold and shipped by United Wheels UK Ltd
£242.99
£269.99
£27 off
BASIS Basis El Toro Men's Hardtail Mountain Bike, 27.5In Wheel -White/Red
Sold and shipped by E-Bikes Direct
£229.99
Sale
ROCKRIDER 29" Full Suspension Electric Mountain Bike E-Expl 520 S - Bright Red
4.4
174
Rate: 4.4 stars, 174 votes
£2,699.00
£2,999.99
£300.99 off
Sale
ROCKRIDER 29" Full Suspension Electric Mountain Bike E-EXPL 500 S - Metal Grey
4.3
145
Rate: 4.3 stars, 145 votes
£2,299.00
£2,499.99
£200.99 off
Sale
ROCKRIDER Women's 27.5" Electric Mountain Bike E-ST 500
5
1
Rate: 5.0 stars, 1 votes
£1,199.99
£1,599.99
£400 off
Sale
ROCKRIDER 29" 630 Wh Electric Touring Mountain Bike E-EXPL 700 - Iridescent Purple
4.5
59
Rate: 4.5 stars, 59 votes
£1,999.99
£2,499.99
£500 off
ROCKRIDER Cross Country Mountain Bike Race 700S Aluminium Frame - Blue
4.1
10
Rate: 4.1 stars, 10 votes
£1,599.99
ROCKRIDER 29" Full Suspension Electric All-Mountain Bike E-Feel 900 S Team Edition
4.5
21
Rate: 4.5 stars, 21 votes
£4,499.99
New lower price
ROCKRIDER 29" Full Suspension Electric All-Mountain Bike E-Feel 700 S
4.7
30
Rate: 4.7 stars, 30 votes
£3,499.99
Was £4,299.99
Last chance
STILUS 29" Full Suspension Electric Mountain Bike E-All Mountain - Ochre
4.5
162
Rate: 4.5 stars, 162 votes
£3,999.99
£3,999.99/unit
Last chance
ROCKRIDER MTB Cross Country Race 740 Carbon Frame - Blue
4.6
220
Rate: 4.6 stars, 220 votes
2 colours
£1,699.99
£1,899.99
£200 off
ROCKRIDER All Mountain Bike Feel 900 S - Carbon Frame
4.5
13
Rate: 4.5 stars, 13 votes
£2,999.99
CLAUD BUTLER Claud Butler Ridge 1.0 Medium Electric Mountain Bike
Sold and shipped by Tandem Group Trading
£1,399.99
£1,399.99/unit
Sale
ROCKRIDER 29" Hardtail Electric Mountain Bike E-Expl 700 - Bottle Green
4.5
250
Rate: 4.5 stars, 250 votes
£2,299.00
£2,499.99
£200.99 off
CLAUD BUTLER Claud Butler Wrath 1.0 Cues Electric Mountain Bike
Sold and shipped by Tandem Group Trading
£1,649.99
£1,649.99/unit
Sale
ROCKRIDER 29" Touring Mountain Bike Explore 540 - Blue/Black
5
4
Rate: 5.0 stars, 4 votes
£699.99
£749.99
£50 off
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