The 2026 STOMP Haywire Electric Dirt Bike is built for riders who want full-size motocross performance with instant electric power delivery. Featuring a huge 21kW PMSM motor, up to 720Nm of torque and a top speed of 65mph, the Haywire delivers serious off-road capability for riders who demand more from every session.
Designed around a competition-inspired chassis with premium Fast Ace suspension, the STOMP Haywire combines explosive acceleration, long-range battery performance and lightweight handling to create one of the most exciting electric dirt bikes available in the UK.
Whether you’re riding woodland trails, motocross tracks, private land or technical off-road terrain, the 2026 Haywire delivers smooth power, precise control and all-day riding confidence.
PLEASE NOTE: STOMP DISTRIBUTORS REQUIRE THAT THESE BIKES HAVE TO BE FULLY BUILT AT A COST OF £90. THEY ARE THEN DELIVERED WITH A SPECIAL COURIER FOR £120. FOR SCOTLAND ADDITONAL CHARGES WILL APPLY. COLLECTION FROM STORE IS AVAILABLE.
Last few units left!
E-bikes with motors over 250W or speeds above 25 km/h are for use on private land only, with the landowner’s permission.
| Model | Haywire |
| Frame Type | Dual wing cage frame - 16Mn |
| Front Rim | J21 x 1.60 0425 DOT |
| Rear Rim | J18 x 2.15 0425 DOT |
| Front Brake | Hydraulic Disc, 270mm x 3mm Rotor |
| Rear Brake | Hydraulic Disc, 240mm x 4mm Rotor |
| Front Tyre | 80/100-21 |
| Rear Tyre | 100/90-18 |
| Max Load | 100kg |
| Fork Type | Fast Ace Inverted Double Crown Front Forks - compression and rebound adjustable 880mm - Ø51*Ø43 |
| Shock Type | Fast Ace Mono-Shock, adjustable preload & rebound damping - 442mm -Ø16 |
| Battery | NCM Lithium 74V 50A |
| Battery Cells | Samsung 50S 21700 |
| Charge Time | 5.5 hours |
| Ranger | up to 80 miles @ 25mp/h - 129km @ 40km/h |
| Motor | PMSM motor (hair pin construction) |
| Peak Power | 21Kw |
| Max Rear Wheel Torque | 720 Nm |
| Power Output | 28 HP |
| Top Speed | 65mph / 96km/h |
| Rider Modes | Eco 58km/h - Trail 82km/h - Sport 96km/h - Turbo 96km/h |
| Final Drive | 520 Chain |
| Wheelbase | 1450mm |
| Ground Clearance | 340mm |
| Seat Height | 920mm |
| Weight | 110kg |
| Waterproofing | IP66 / 67 |
| Additional Features | Regenerative Braking |
The STOMP Haywire stands out as a true full-size electric motocross bike, engineered for aggressive off-road riding while remaining refined and controllable for technical terrain.
Key features include:
If you’re searching for a high-performance electric dirt bike in the UK, the STOMP Haywire delivers exceptional power, premium components and real motocross proportions in one serious package.
At the heart of the 2026 STOMP Haywire is a high-output PMSM Hairpin Motor producing 28HP and an incredible 720Nm of torque. Instant throttle response gives the Haywire explosive acceleration out of corners, rapid climbing ability and smooth controllable power across every type of terrain.
Unlike petrol motocross bikes, the Haywire delivers silent electric performance with no clutch, no gears and minimal maintenance — allowing riders to focus entirely on the trail ahead.
The advanced riding modes allow you to tailor power delivery depending on riding conditions:
The removable 74V 50Ah lithium battery uses premium Samsung 50S 21700 cells for dependable high-performance riding.
The Haywire offers:
Perfect for long trail rides, weekend adventures and extended off-road sessions, the Haywire is designed to keep riders out longer with less downtime.
The 2026 Haywire has been engineered with genuine motocross geometry for maximum stability, comfort and control.
The premium Fast Ace suspension setup includes:
Combined with the full-size 21” front and 18” rear wheel setup, the Haywire delivers predictable handling across:
Large hydraulic disc brakes provide confident stopping power in all weather and terrain conditions.
Additional rider-focused technology includes:
The result is a modern electric dirt bike that feels planted, responsive and capable in demanding riding conditions.
The 2026 STOMP Haywire electric dirt bike has a top speed of up to 65mph depending on rider mode, terrain and conditions.
The Haywire offers up to 80 miles of riding range under ideal conditions.
No. The STOMP Haywire is designed for off-road and private land use only.
Yes. The 74V lithium battery is removable for convenient charging and transport.
The Haywire is ideal for experienced riders, motocross enthusiasts and off-road riders looking for serious electric performance.
