Quarter-litre flagship
Two-fifty. No excuses.
The Demon GR250R is the biggest Demon on the floor: a 249.6 cc liquid-cooled Hyper Quadro four-valve making 29 bhp, stopped by hydraulic discs with both ABS and traction control, on the same trellis chassis and upside-down forks.
3 factory colourways
Pricing quoted at the showroom counter — Uttara or Mymensingh

Burning Red
Colourways — 3
Gallery
- Displacement
- 249.6cc
- Max power
- 29 bhp @ 9,500 rpm
- Max torque
- 23 Nm @ 7,500 rpm
- Kerb weight
- 158 kg
Why this one
What defines the Demon GR250R
29 bhp Hyper Quadro
249.6 cc liquid-cooled SOHC four-valve at 9,500 rpm, 23 Nm at 7,500 rpm.
ABS + TCS
Hydraulic disc brakes front and rear with anti-lock and traction control.
Adjustable rear
Trellis frame, upside-down fork and a seven-step adjustable monoshock.
EFI, six speed
Electronic fuel injection, ECU ignition and a six-speed gearbox.
Specifications
Demon GR250R in numbers
Figures as published for this model. Ask at the counter for the delivery specification of the unit you are buying.
Engine and Performance
- Engine
- Hyper Quadro, SOHC, 4 valve
- Cooling System
- Liquid-cooled
- Displacement
- 249.6cc
- Max Power
- 29 bhp @ 9,500 rpm
- Max Torque
- 23 Nm @ 7,500 rpm
- Bore & Stroke
- 77 x 53.6 mm
- Fuel System
- EFI
- Gear
- 6-speed
- Ignition
- ECU (Electronic Control Unit)
- Starting System
- Electric
Dimensions
- L × W × H
- 2020 × 747 × 1145 mm
- Wheelbase
- 1,350 mm
- Ground Clearance
- 159 mm
- Seat Height
- 815 mm
- Tank Capacity
- 11 liters
- Weight
- 158 kg
Chassis and Suspension
- Frame
- Trellis
- Front Shock Absorber
- Upside-Down
- Rear Shock Absorber
- Mono, 7-step adjustable
Brakes and Safety
- Front Brake
- Hydraulic Disc (ABS, TCS)
- Rear Brake
- Hydraulic Disc (ABS, TCS)
Features
- Speedometer
- TFT (with Screen Mirroring)
See it in person
The Demon GR250R is on the floor at Gen-Z Motors. Tell us whether Uttara or Mymensingh suits you, book a slot and ride it — or ask a quick question on WhatsApp.
Demon GR250R brochure
The printed GPX brochure is available at the showroom counter. Ask us to send the PDF over WhatsApp.
Also on the floor
Other GPX models
012 colourways GPX Demon GR165R
Liquid-cooled 164.6 cc single in a trellis frame, on upside-down forks.
- Engine
- 164.6 cc
- Power
- 17.8 bhp @ 9000 rpm
- Weight
- 155 kg
Price on request
024 colourways GPX Demon GR165RR Da Corsa
Hyper four-valve head, 19.7 bhp and dual-channel ABS.
- Engine
- 164.6 cc
- Power
- 19.7 BHP @ 10,000 RPM
- Weight
- 155 kg
Price on request