These are the known mechanical and performance specifications for your 2010 KTM 250 SX.
Basic Specs

Engine
Displacement249.00 ccm (15.19 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke66.4 x 72.0 mm (2.6 x 2.8 inches)
Valves/Cylinder
FuelingCarburettor. Keihin PWK 36S AG
IgnitionKokusan
ExhaustAluminium
LubricationMixture oil lubrication 1:60
CoolingLiquid
Drivetrain
Gearbox5-speed
Final DriveChain
ClutchWet mDouble disk clutch, operated hydraulically
Driveline
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity8.00 litres (2.11 gallons)
Emissions
Chassis
Frame TypeCentral double-cradle-type 25CrMo4
Rake26.5°
Trail
Front SuspensionWP USD 48 mm fork
Front Travel300 mm (11.8 inches)
Rear SuspensionWP PDS shock absorber
Rear Travel335 mm (13.2 inches)
Seat
Seat Height985 mm (38.8 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance385 mm (15.2 inches)
Wheelbase1,475 mm (58.1 inches)
Dry Weight95.4 kg (210.3 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre80/100-21
Rear Tire/Tyre110/90-19
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesSingle disc
Rear Brake Diameter
Wheels
Comments
Offroad competition model