These are the known mechanical and performance specifications for your 2021 GAS GAS MC 65.
Basic Specs

Engine
Displacement64.9 ccm (3.96 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke45.0 x 46.7 mm (1.8 x 1.8 inches)
Valves/Cylinder
FuelingCarburettor
IgnitionAET digital EMS
Exhaust
Lubrication
CoolingLiquid
Drivetrain
Gearbox6-speed
Final Drive
ClutchWet, multi-disc clutch, Formula hydraulics
Driveline1/2 x 1/4´ chain
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity3.50 litres (0.92 US gallons)
Emissions
Chassis
Frame Type25CrMo4 steel central-tube
Rake25.5 deg
Trail
Front SuspensionXACT 35 WP Upside-Down fork, Ø 35 mm
Front Travel215 mm (8.5 inches)
Rear SuspensionXACT WP PDS mono shock
Rear Travel215 mm (8.5 inches)
Seat
Seat Height750 mm (29.5 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance280 mm (11.0 inches)
Wheelbase1137 mm (44.8 inches)
Dry Weight53.0 kg (116.8 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre60/100-14
Rear Tire/Tyre80/100-12
Front BrakesSingle disc
Front Brake Diameter198 mm (7.8 inches)
Rear BrakesSingle disc
Rear Brake Diameter160 mm (6.3 inches)
WheelsMaxxis tyres
Comments
Spanish made bike.