Introducing the Demon X 125cc Road Legal Pit Bike – a ‘full-size feel’ in a lightweight, road-ready package with stunning looks. Built for riders who demand serious fun with everyday usability, this upgraded 19” front and 17” rear wheel model delivers improved stability, better road presence, and confident handling on both tarmac and light trails.
Powered by a reliable 125cc 4-stroke engine paired with a smooth 4-speed all-up gearbox, the Demon X offers controlled power delivery and easy riding for beginners and experienced riders alike. Whether you’re commuting, exploring back roads, or enjoying weekend rides, this bike is ready for it all.
⸻
🔧 Key Features
• 125cc 4-Stroke Engine – Responsive, dependable performance
• 4-Speed All-Up Gearbox – Simple, rider-friendly shifting (all gears up)
• 19” Front / 17” Rear Wheels – Improved stability and better road handling
• Dual Sport Tyres – Designed for both road and light off-road use
• Inverted Front Forks – Enhanced front-end stability and modern MX styling
• Rear Mono Shock Suspension – Comfortable and controlled ride
• Hydraulic Disc Brakes (Front & Rear) – Strong, reliable stopping power
• Enclosed Air Filter / Air Box – Improved protection from dirt and debris
• Digital LCD Display – Featuring speedometer, RPM counter, and selected gear indicator
• Road Legal Equipment – Lights, indicators, mirrors, horn, and number plate holder
⸻
Every bike undergoes a full Pre-Delivery Inspection (PDI) and is sold under our built to race scheme – ready to ride once registered by customer — Stomp Distribution Ltd will supply CON when purchase made.
⸻
Delivery & Collection
• Nationwide delivery available
• Or collection from Petersfield
The Demon X 125cc with 19/17 wheels offers the perfect combination of size, performance, and practicality. Lightweight, agile, and built with quality components, it’s ideal for learners, commuters, or anyone wanting a fun, affordable road-legal machine with serious attitude.
Bigger wheels. Better control. Built to ride.
| Distributor | Stomp Distribution LTD |
|---|---|
| Manufacturer | Demon X |
| Model | Roadripper 125 |
| Warranty | 30 days, parts only |
| Engine | YX125, 4 stroke |
| Valves | 2 Valve |
| Engine Displacement | 119.6cc |
| Compression Ratio | 9:3:1 |
| Fuel System | Carburettor 22mm PZ22 |
| Max Power | 5.6kW 8000RPM |
| Clutch | Manaul, Wet multi disc |
| Ignition System | CDI |
| Starting System | Electric, kick start |
| Transmission | Manual four speed with N-1-2-3-4 |
| Final Drive | 420-114L |
| Frame Design | Steel cradle frame |
| Swing Arm | Steel 460mm |
| Handlebar | Steel |
| Front Suspension | SX 780mm Forks（Non-adjustable） |
| Rear Suspension | SX 325mm Shock absorber (Non-adjustable) |
| Front Rim | 19 x 1.6, Steel |
| Rear Rim | Steel 17 x 1.85 |
| Rim Lock | n/a |
| Front Tyres | 90/90-19 |
| Rear Tyres | 100/90-17 |
| Front Brake | Dual Piston – Ø220mm*3.5 Disc |
| Rear Brake | Single Piston – Ø190mm*4 Disc |
| Wheelbase | 1260mm |
| Ground Clearance | 375mm |
| Seat Height | 900mm |
| Dry Weight | 85.9kg |
| Packing Size | 1880 x 770 x 1160mm |
| Wheel Size | 19/17" |
£1,699.00
Want this bike delivered assembled? Choose our B2R (built to race) service in the check out and our team will get to work.
Introducing the Demon X 125cc Road Legal Pit Bike – a ‘full-size feel’ in a lightweight, road-ready package with stunning looks. Built for riders who demand serious fun with everyday usability, this upgraded 19” front and 17” rear wheel model delivers improved stability, better road presence, and confident handling on both tarmac and light trails.
Powered by a reliable 125cc 4-stroke engine paired with a smooth 4-speed all-up gearbox, the Demon X offers controlled power delivery and easy riding for beginners and experienced riders alike. Whether you’re commuting, exploring back roads, or enjoying weekend rides, this bike is ready for it all.
⸻
🔧 Key Features
• 125cc 4-Stroke Engine – Responsive, dependable performance
• 4-Speed All-Up Gearbox – Simple, rider-friendly shifting (all gears up)
• 19” Front / 17” Rear Wheels – Improved stability and better road handling
• Dual Sport Tyres – Designed for both road and light off-road use
• Inverted Front Forks – Enhanced front-end stability and modern MX styling
• Rear Mono Shock Suspension – Comfortable and controlled ride
• Hydraulic Disc Brakes (Front & Rear) – Strong, reliable stopping power
• Enclosed Air Filter / Air Box – Improved protection from dirt and debris
• Digital LCD Display – Featuring speedometer, RPM counter, and selected gear indicator
• Road Legal Equipment – Lights, indicators, mirrors, horn, and number plate holder
⸻
Every bike undergoes a full Pre-Delivery Inspection (PDI) and is sold under our built to race scheme – ready to ride once registered by customer — Stomp Distribution Ltd will supply CON when purchase made.
⸻
Delivery & Collection
• Nationwide delivery available
• Or collection from Petersfield
The Demon X 125cc with 19/17 wheels offers the perfect combination of size, performance, and practicality. Lightweight, agile, and built with quality components, it’s ideal for learners, commuters, or anyone wanting a fun, affordable road-legal machine with serious attitude.
Bigger wheels. Better control. Built to ride.
| Distributor | Stomp Distribution LTD |
|---|---|
| Manufacturer | Demon X |
| Model | Roadripper 125 |
| Warranty | 30 days, parts only |
| Engine | YX125, 4 stroke |
| Valves | 2 Valve |
| Engine Displacement | 119.6cc |
| Compression Ratio | 9:3:1 |
| Fuel System | Carburettor 22mm PZ22 |
| Max Power | 5.6kW 8000RPM |
| Clutch | Manaul, Wet multi disc |
| Ignition System | CDI |
| Starting System | Electric, kick start |
| Transmission | Manual four speed with N-1-2-3-4 |
| Final Drive | 420-114L |
| Frame Design | Steel cradle frame |
| Swing Arm | Steel 460mm |
| Handlebar | Steel |
| Front Suspension | SX 780mm Forks（Non-adjustable） |
| Rear Suspension | SX 325mm Shock absorber (Non-adjustable) |
| Front Rim | 19 x 1.6, Steel |
| Rear Rim | Steel 17 x 1.85 |
| Rim Lock | n/a |
| Front Tyres | 90/90-19 |
| Rear Tyres | 100/90-17 |
| Front Brake | Dual Piston – Ø220mm*3.5 Disc |
| Rear Brake | Single Piston – Ø190mm*4 Disc |
| Wheelbase | 1260mm |
| Ground Clearance | 375mm |
| Seat Height | 900mm |
| Dry Weight | 85.9kg |
| Packing Size | 1880 x 770 x 1160mm |
| Wheel Size | 19/17" |
Want this bike delivered assembled? Choose our B2R (built to race) service in the check out and our team will get to work.
