Set Currency:
Your Basket - 0 Items - £0.00 Checkout

MTB - Mountain Bikes

On-One is the brand that made niche mountain bikes mainstream. We've been ahead of the mtb curve for years, bringing out class leading hardtails, full suspension mountain bikes and Fat Bikes that have rewritten the rule book on what value for money MTB really means. Whether you are looking for a carbon, aluminium, steel or titanium hardtail we've got you covered and our new full-suspension bikes are setting the trails on fire with their do-it-all ability. Whether you're looking for something in 26", 27.5 / 650b, 27+ or 29" we have a Mountain Bike that's just right for you.

View

Grid List
On-One Big Dog SRAM SX Mountain Bike
On-One Big Dog SRAM SX Mountain Bike

The BigDog is our progressive 29er steel hardtail. Designed for British conditions, big days out, sessions in the woods, and everything in between..

Only £999.99
More info
Custom Build Options Available
On-One Bootzipper 29er SRAM SX Mountain Bike
On-One Bootzipper 29er SRAM SX Mountain Bike

A stupid mash up of parts and geometry designed by two stubborn blokes as two fingers to the rest of the industry. The Bootzipper is a throwback to the bikes we loved, before suspension, when we used to ride for miles and the sun always shone.

Only £699.99
More info
Custom Build Options Available
On-One Bootzipper 650b SRAM SX Mountain Bike
On-One Bootzipper 650b SRAM SX Mountain Bike

A stupid mash up of parts and geometry designed by two stubborn blokes as two fingers to the rest of the industry. The Bootzipper is a throwback to the bikes we loved, before suspension, when we used to ride for miles and the sun always shone.

Only £699.99
More info
Custom Build Options Available
On-One Scandal SRAM GX Mountain Bike
On-One Scandal SRAM GX Mountain Bike

High rolling trail hardtail for an unheard of price. Make the trails come alive with the new 29in On-One Scandal GX Eagle..

Weve combined our years of 29in bike experience with SRAMs unbeatable 12-speed GX Eagle groupset to offer the hardtail that everyone needs at the most affordable price ever.

  • 1x12 groupset
  • Hydraulic brakes
  • Stealth Dropper post compatible.
  • Internal / External cable routing.
Only £1,199.99
  •  
  •  
  •  
  •  
  •  
More info
Custom Build Options Available
On-One Scandal SRAM SX Mountain Bike
On-One Scandal SRAM SX Mountain Bike

High rolling trail hardtail for an unheard of price. Make the trails come alive with the new 29in On-One Scandal SX.

Weve combined our years of 29in bike experience with SRAMs unbeatable SX groupset to offer the hardtail that everyone needs at the most affordable price ever.

  • 1x12 groupset
  • Hydraulic brakes
  • Stealth Dropper post compatible.
  • Internal / External cable routing.
Only £999.99
More info
Custom Build Options Available
Look 927 Carbon MTB Shimano Deore XT White and Red
Look 927 Carbon MTB Shimano Deore XT White and Red 25% off - Code "TOPOFTHEPOPS" Only £1,999.99 RRP £4,699.99 57% off
More info
Felt Nine 5 Matt Carbon Green
Felt Nine 5 Matt Carbon Green

The foundation of the Nine 5 is its incredibly capable UHC Performance carbon fiber frame. Upon that foundation, we added the Rock Shox Recon Silver Solo fork, Shimano Deore 2x10 drivetrain and race-read 29" wheels. The result is a fast, lively bike that delivers confidence and performance to your ride.

Only £699.99 RRP £1,299.99 46% off
More info
On-One Bootzipper 29er SRAM Apex 1 Mountain Bike
On-One Bootzipper 29er SRAM Apex 1 Mountain Bike

A stupid mash up of parts and geometry designed by two stubborn blokes as two fingers to the rest of the industry. The Bootzipper is a throwback to the bikes we loved, before suspension, when we used to ride for miles and the sun always shone.

  • Double Butted 4130
  • SRAM Apex 1x11 Groupset
  • 29er wheelset
Only £599.99
More info
Custom Build Options Available
On-One Bootzipper 650b SRAM Apex 1 Mountain Bike
On-One Bootzipper 650b SRAM Apex 1 Mountain Bike Extra 20% off at Checkout
Use Code "SUPER"

A stupid mash up of parts and geometry designed by two stubborn blokes as two fingers to the rest of the industry. The Bootzipper is a throwback to the bikes we loved, when we used to ride for miles and the sun always shone. Introducing our new Gravel model.

  • Double Butted 4130
  • SRAM Apex 1 Groupset
  • Fulcrum 700 650b wheelset
Only £599.99 More info
Custom Build Options Available
On-One Whippet SRAM GX Mountain Bike
On-One Whippet SRAM GX Mountain Bike

The Whippet SRAM GX is made for going fast, lightning fast. Weve taken all our carbon frame knowhow and distilled it into a lightweight hardtail frame with progressive geometry. Its perfect as a rigid bike for the purist and simply flies down the trails with a set of suspension forks on the front.

  • Lightweight XC and Trail carbon hardtail
  • SRAM GX Eagle 12-speed
  • On-One Wide Trail Wheelset
Only £1,199.99
More info
Custom Build Options Available
On-One Whippet SRAM SX Mountain Bike
On-One Whippet SRAM SX Mountain Bike

The Whippet SRAM SX is made for going fast, lightning fast. Weve taken all our carbon frame knowhow and distilled it into a lightweight hardtail frame with progressive geometry. Its perfect as a rigid bike for the purist and simply flies down the trails with a set of suspension forks on the front.

Only £999.99
More info
Custom Build Options Available
On-One Whippet Frame
On-One Whippet Frame 25% off - Code "TOPOFTHEPOPS"

The Whippet is made for going fast, lightning fast. Weve taken all our carbon frame knowhow and distilled it into a lightweight hardtail frame with progressive geometry. Its perfect as a rigid bike for the purist and simply flies down the trails with a set of suspension forks on the front.

Only £599.99
More info
On-One Big Dog SRAM GX Mountain Bike
On-One Big Dog SRAM GX Mountain Bike Extra 20% off at Checkout
Use Code "SUPER"

The BigDog is our progressive 29er steel hardtail. Designed for British conditions, big days out, sessions in the woods, and everything in between..

  • Double Butted 4130
  • SRAM GX Eagle 1x12 Groupset
  • 29er wheelset
Only £999.99
More info
Custom Build Options Available
On-One Big Dog 29" Mountain Bike Frame
On-One Big Dog 29" Mountain Bike Frame

The BigDog is our progressive 29er steel hardtail. Designed for British conditions, big days out, sessions in the woods, and everything in between
Only £275.00
  •  
  •  
  •  
  •  
  •  
More info
On-One Bootzipper 650b SRAM Apex 1 Cross Monster Bike
On-One Bootzipper 650b SRAM Apex 1 Cross Monster Bike

A stupid mash up of parts and geometry designed by two stubborn blokes as two fingers to the rest of the industry. The Bootzipper is a throwback to the bikes we loved, when we used to ride for miles and the sun always shone. Introducing our new Gravel model.

  • Double Butted 4130
  • SRAM Apex 1 Groupset
  • Fulcrum 700 650b wheelset
Only £599.99 More info
Custom Build Options Available
On-One Bootzipper 650b Mountain Bike Frameset
On-One Bootzipper 650b Mountain Bike Frameset

Rigid only 650b mountainbike - new age fun with a vintage feel or something like that, with the On-One Bootzipper 650 frame and fork package.

  • Forks and Thru-Axle included

 
Only £199.99
More info
On-One Bootzipper 29er Mountain Bike Frameset
On-One Bootzipper 29er Mountain Bike Frameset 25% off - Code "TOPOFTHEPOPS"

Rigid only 29in mountainbike - new age fun with a vintage feel or something like that, with the On-One Bootzipper 29 frame and fork package.

  • Forks and Thru-Axle included

 
Only £325.00
More info
On-One Bootzipper 29er SRAM Apex 1 Cross Monster Bike
On-One Bootzipper 29er SRAM Apex 1 Cross Monster Bike

A stupid mash up of parts and geometry designed by two stubborn blokes as two fingers to the rest of the industry. The Bootzipper is a throwback to the bikes we loved, before suspension, when we used to ride for miles and the sun always shone. Introducing our new Monster Gravel model.

  • Double Butted 4130
  • SRAM Apex 1 Groupset
  • 29er wheelset
Only £599.99
More info
Custom Build Options Available
On-One Scandal 29er MTB Frame
On-One Scandal 29er MTB Frame

The Scandal is back. With proven on-one trail handling and proportional geometry to keep you "in the bike" rather than "off the bike".

  • Hardtail Trail Frame
  • 6061-T6 aluminium
  • Built for 120-130mm fork
  • BOOST back end
  • For use with 29" Wheels
  • Recommended headset: HSSELC158Z - Selcof Zero Stack- (not supplied)
Only £250.00
  •  
  •  
  •  
  •  
  •  
More info
On-One Scandal SRAM Apex 1 Cross Monster Bike
On-One Scandal SRAM Apex 1 Cross Monster Bike Extra 20% off at Checkout
Use Code "SUPER"

Should we have made this? Maybe not, but we have and we think its great. The same scandal you love but featuring drop handlebars and a carbon fork and kitted out with Apex 1.
Affordable monster cross bike? Tick!
Bags of fun? Tick!
In your basket right now? Tick!

  • 1x11 groupset
  • Avid Mechanical disc brakes
  • Stealth Dropper post compatible.
  • Internal / External cable routing.
Only £799.99
More info
Custom Build Options Available
On-One DeeDar 27.5 Steel Hardtail Frame
On-One DeeDar 27.5 Steel Hardtail Frame 25% off - Code "TOPOFTHEPOPS"

The On-One DeeDar takes the 650b hardcore hardtail concept to the next level - It's the hooligan hardtail. We designed it for how we wanted to ride it. Winch and Plummet hardtail geometry to get you up the ups, and smash down the downs.

Only £249.99
More info
On-One S36 27.5 Downhill Frame
On-One S36 27.5 Downhill Frame 25% off - Code "TOPOFTHEPOPS"

S36 is the postcode area of Sheffield's infamous Wharncouver, the place where serious riders come to test their metal on the man-made berms and bumps, tracks and jump that criss-cross down the steep sided hills. It's also the name of our latest downhill bike.

Only £299.99
More info
On-One TikTik Frame
On-One TikTik Frame

Super slack, long and low trail hardtail for 650b wheels with 160mm forks. Next generation handling with performance to match.

Only £275.00
More info
On-One Hello Dave Frame
On-One Hello Dave Frame

Progressive long travel chromoly 29er hardtail designed for 150mm forks. Longer and slacker than anything else out there. Get your preorder in for this incredible frame.

  • Full 4130 double and triple butted tubesets.
Only £385.00
More info

 

All our bikes are hand-built by our team of skilled mechanics 

Mountain Biking Guides

Subscribe to our newsletter

Be the first to hear about new products, competitions and vip discounts