Derbi GPR

Derbi GPR
A Derbi GPR 50 in 2010
ManufacturerDerbi
Also calledGilera SC125
Parent companyPiaggio
Production2005–present
ClassSport bike
Engine50–125 cc (3.1–7.6 cu in)
2005-2009: liquid cooled, two stroke
2010-: liquid cooled four stroke
Bore / stroke2005-2009: 56.0 mm × 50.7 mm (2.20 in × 2.00 in)
2010-: 58.0 mm × 47.0 mm (2.28 in × 1.85 in)
Compression ratio12.5:1
Transmission6-speed
SuspensionØ40 mm upside-down fork. 110 mm. travel
Rear: Monoshock. 110 mm travel, Adjustable Preload
BrakesFront: Single 300 mm Hydraulic Disc with Four Piston Radial Caliper
Rear: Single 180 mm Disc with Two-Piston Caliper
TiresFront: 110/70-17
Rear: 140/70-17
Wheelbase53.34 in (1,355 mm)
DimensionsL: 79.68 in (2,024 mm)
W: 28.34 in (720 mm)
H: 45.66 in (1,160 mm)
Weight225 lb (102 kg) (dry)
285 lb (129 kg) (wet)
Fuel capacity3.4 US gallons (13 L; 2.8 imp gal)
Oil capacity1.5 litres (1.6 US qt)

The Derbi GPR is a street motorcycle sold by Derbi - Nacional Motor since 2005. The original GPR was powered by a single-cylinder two-stroke engine with a steel lined cast iron cylinder manufactured by Yamaha, but was superseded in 2010 by an all-new DOHC four-stroke four-valve model. It was also sold in a naked variant called Derbi GPR Naked.