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Planning to ride dirt jumps or spend evenings at the pumptrack? Then a regular MTB won’t cut it. A proper Dirt Jump bike is short, tough and predictable in the air. It’s made to survive repeated takeoffs, hard landings and lines that don’t forgive mistakes.
Compact geometry keeps the bike responsive. A strong frame and solid wheels handle impact. What you get is control when you leave the lip and stability when you come back down.
Dirt Jump bikes don’t follow traditional mountain bike sizing. Most models come in one frame size and cover a wide height range. Fit depends more on your body proportions and riding style than age or standard MTB charts.
| Rider Height | Wheel Size | Frame Size |
|---|---|---|
| Approx. 155–185+ cm | 26" | Universal |
Based on RMDBike experience and real Dirt Jump models in our lineup.
New to dirt jumping? Read our complete dirt jumping guide and see what it’s all about.
Looking for a bike that can handle serious airtime? You’re exactly where you should be.
And yes, proper helmet protection and protective gear are not optional. Ride smart.
Dartmoor Gamer 26" MTB Dirt Jump Bike | Cool Grey
£752.75
Regular price:
£832.01
Dartmoor Gamer 26" MTB Dirt Jump Bike | Lemon Drop
£725.01
Regular price:
£832.01
Dartmoor Gamer Intro 26" MTB Dirt Bike | Dragon Green
£614.05
Regular price:
£653.68
Dartmoor Jibbird 27.5" MTB Dirt Street Slope Bike | White Pearl (1)
£2,179.40
Regular price:
£2,377.55
MTB Dirt Mafiabikes BlackJack D | Grey
£514.98
Regular price:
£594.24
Dartmoor Gamer Intro 26" MTB Dirt Bike | Anthracite Flash
£653.68
Dartmoor Two6Player Evo 26" MTB Dirt Street bike | Midnight Black
£911.27
Regular price:
£950.90
Dartmoor Two6Player Evo 26" MTB Dirt Street bike | Midnight Black (1)
£1,386.82
Dartmoor Two6Player Evo 26" MTB Dirt Street bike | Midnight Black (1) (1)
£1,386.82
Dartmoor Two6Player Evo 26" MTB Dirt Street bike | White Pearl
£950.90
MTB Dirt Mafiabikes BlackJack D Bike | Black
£594.24
MTB Dirt Mafiabikes BlackJack D | Orange
£594.24
Most dirt jump bikes are built around a single 26-inch platform. In practice, they fit riders roughly between 155 cm and 190 cm. Instead of choosing between multiple frame sizes, you fine-tune the setup with handlebar rise, stem length and saddle position.
It can be a great starting point if your goal is pumptrack riding, learning manuals or hitting small jumps. The single-speed setup keeps things simple and the strong frame handles mistakes better than many trail bikes.
The biggest difference is size and feel. A dirt jump bike runs 26-inch wheels and usually a short-travel suspension fork. A BMX is smaller, fully rigid and more compact. Dirt jump bikes feel more stable at speed, while BMX bikes feel tighter and more technical.
Almost all dirt jump bikes are single-speed. Fewer moving parts means lower weight, better durability on hard landings and less maintenance over time.
Most riders stick with 100 mm travel. Some prefer 80 mm for a firmer front end and a quicker, more direct feel on pumptracks and smaller lines.
Pumptracks and flow trails are exactly where these bikes shine. Long technical climbs or rough enduro terrain are a different story. The single-speed drivetrain and limited suspension are not designed for that type of riding.
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