These are the known mechanical and performance specifications for your 2007 Factory Bike Desert RP50.
Basic Specs

Engine
Displacement49.70 ccm (3.03 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression12.0:1
Bore/Stroke40.3 x 39.0 mm (1.6 x 1.5 inches)
Valves/Cylinder
FuelingCarburettor. Dell’Orto PHBN
IgnitionElectronic
Exhaust
Lubrication
CoolingLiquid
Chassis
Frame TypeHardened Steel CrMo.
Rake
Trail
Front SuspensionPAIOLI hydraulic fork
Front Travel
Rear SuspensionPAIOLI monoshock
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length2,070 mm (81.5 inches)
Total Width
Ground Clearance
Wheelbase
Dry Weight81.5 kg (179.7 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre90/90-21
Rear Tire/Tyre110/80-18
Front BrakesSingle disc
Front Brake Diameter240 mm (9.4 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
Comments
Minarelli AM6 engine.