These are the known mechanical and performance specifications for your 2017 GAS GAS Contact 250.
Basic Specs
Engine
Displacement247.70 ccm (15.11 cubic inches)
TypeReed valve.
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke72.5 x 60.0 mm (2.9 x 2.4 inches)
Valves/Cylinder
FuelingCarburettor. Dell´Orto PHBL26BS. Reed valve induction.
Ignition
Exhaust
Lubrication2-stroke-oil/fuel mixed 1:50
CoolingLiquid
Drivetrain
Gearbox6-speed
Final DriveChain
ClutchGG 1/3 hydraulic-diaphragm-system
Driveline
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity3.50 litres (0.92 gallons)
Emissions
Chassis
Frame TypeChrom-Molybdenum tubular frame
Rake
Trail
Front SuspensionOLLE 40 mm bar Diam.
Front Travel170 mm (6.7 inches)
Rear SuspensionOLLE mono shock absorber (1 way)
Rear Travel164 mm (6.5 inches)
Seat
Seat Height650 mm (25.6 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,130 mm (44.5 inches)
Total Length2,010 mm (79.1 inches)
Total Width825 mm (32.5 inches)
Ground Clearance
Wheelbase1,320 mm (52.0 inches)
Dry Weight69.5 kg (153.2 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre2.75-21
Rear Tire/Tyre4.00-18
Front BrakesSingle disc. Floating discs. Four-piston calipers.
Front Brake Diameter185 mm (7.3 inches)
Rear BrakesSingle disc. Two-piston calipers.
Rear Brake Diameter150 mm (5.9 inches)
WheelsAluminium with spokes
Comments
Spanish made bike.