
Derbi GPR 50 R
Key specifications
Overview
Introducing the 2006 Derbi GPR 50 R, a thrilling entry-level sport motorcycle designed for young riders and those new to the world of two wheels. With its sleek, aerodynamic bodywork and race-inspired styling, the GPR 50 R captures the essence of serious sport bikes while offering a manageable ride for beginners. As part of the 50cc category, this machine is perfect for navigating urban environments or tackling winding back roads, all while delivering an exhilarating riding experience that encourages the pursuit of speed and agility. At the heart of the GPR 50 R lies a spirited 49.38cc single-cylinder, two-stroke engine that provides an impressive power-to-weight ratio. With a bore and stroke of 39.9 x 40.0 mm, this compact powerhouse is optimized for quick throttle response and an adrenaline-pumping ride. The carburettor, a Del´Ortho PHVA 14, combines with liquid cooling to ensure smooth and consistent performance, whether you’re accelerating through city streets or cornering on twisty mountain roads. The chain-driven final drive, paired with a multidisc clutch, delivers seamless power transfer to the rear wheel, making every twist of the throttle feel alive. With a weight of just 130 kg (286.6 lbs), the GPR 50 R feels agile and responsive, allowing riders to tackle challenging routes with confidence. The GPR 50 R is not just about the engine; it’s equipped with features that enhance both safety and performance. The bike boasts a robust single disc braking system, with a substantial 300 mm front brake diameter for superior stopping power and a 180 mm rear disc for balanced braking control. The front suspension features an upside-down hydraulic fork, providing exceptional feedback and stability, while the rear suspension utilizes a single shock system to absorb bumps and maintain comfort. With a travel of 120 mm (front) and 110 mm (rear), the GPR 50 R is designed to handle a variety of road conditions, ensuring a smooth ride regardless of the terrain. Additionally, the electric starter adds convenience, allowing for quick and easy ignition, even in challenging conditions. **
Pros
- Lightweight & Agile: At only 130 kg, the GPR 50 R is easy to maneuver, making it ideal for novice riders.
- Sporty Design: Its aggressive styling and race-inspired features are appealing to young enthusiasts.
- Responsive Engine: The two-stroke engine offers quick acceleration and a thrilling riding experience.
Cons
- Limited Power: As a 50cc bike, it may struggle to keep up with larger motorcycles, especially on highways.
- Two-Stroke Maintenance: The engine requires more frequent maintenance compared to four-stroke counterparts.
- Minimal Storage: The sporty design leaves little room for storage, making it less practical for daily commuting.
Technical details
Source specification data
- Make
- Derbi
- Model
- GPR 50 R
- Category
- Sport
- Starter
- Electric
- Clutch
- Multidisc
- Fuel System
- Carburettor. Del´Ortho PHVA 14
- Bore X Stroke
- 39.9 x 40.0 mm (1.6 x 1.6 inches)
- Displacement
- 49.38 ccm (3.01 cubic inches)
- Cooling System
- Liquid
- Engine Details
- Single cylinder, two-stroke
- Lubrication System
- Oil Pump
- Transmission Type Final Drive
- Chain
- Dry Weight
- 130.0 kg (286.6 pounds)
- Overall Length
- 1,961 mm (77.2 inches)
- Rear Tyre
- 130/70-17
- Front Tyre
- 110/80-17
- Rear Brakes
- Single disc
- Front Brakes
- Single disc
- Rear Suspension
- Single shock
- Front Suspension
- Upside down hydraulic fork
- Rear Wheel Travel
- 110 mm (4.3 inches)
- Front Wheel Travel
- 120 mm (4.7 inches)
- Rear Brakes Diameter
- 180 mm (7.1 inches)
- Front Brakes Diameter
- 300 mm (11.8 inches)