2009 Derbi GPR 125 Racing Technical Analysis & Specification Breakdown
Engineered by Derbi for the sport motorcycle segment, the 2009 Derbi GPR 125 Racing utilizes a 124.8 cc (7.6 cu in) liquid-cooled single cylinder, two-stroke layout. Internal engine geometry specifies a bore and stroke of 56.0 x 50.7 mm (2.2 x 2.0 inches) with a 12.5:1 compression ratio.
On the scales, the GPR 125 Racing measures 102 kg (225 lbs) dry. Rider ergonomics and chassis geometry center around a 1,355 mm (53.3 in) wheelbase engineered for quick, flickable steering geometry. The 13-liter (3.4 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Derbi archive, this model family spans 4 indexed model years from 2005 to 2009, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
