KTM 250 EXC 2023 User Manual

8 PREPARING FOR USE
40
Warning
Danger of scalding During motorcycle oper-
ation, the coolant gets very hot and is under
pressure.
–
Do not open the radiator, the radiator hoses
or other cooling system components if the
engine or the cooling system are at operat-
ing temperature.
– Allow the cooling system and the engine to
cool down before you open the radiator, the
radiator hoses or other components of the
cooling system.
– In the event of scalding, rinse the area
affected immediately with lukewarm water.
– Change the radiator cap.
M01104-01
– Mount the air filter dust cover.
Air filter dust cover (79006920000)
Info
Observe the KTM PowerParts fitting instructions.
M01105-01
– Mount the air filter sand cover.
Air filter sand cover (79006922000)
Info
Observe the KTM PowerParts fitting instructions.
600868-01
– Clean the chain.
Chain cleaner ( p. 170)
– Mount the steel sprocket.
– Grease the chain.
Universal oil spray ( p. 171)
– Clean the radiator fins.
– Straighten the bent radiator fins carefully.
Condition
Regular use in sand
– Change the piston every 10 operating hours.

KTM 250 EXC 2023 Specifications

General

Engine Type	1-cylinder, 2-stroke engine
Displacement	249 cm³
Bore x Stroke	66.4 mm x 72 mm
Starter	Electric starter
Transmission	6-speed
Cooling	Liquid cooled
Front Suspension	WP XPLOR-USD, Ø 48 mm
Front Brake	Disc brake, 260 mm
Rear Brake	Disc brake, 220 mm
Fuel Tank Capacity	9 L
Ground Clearance	370 mm
Seat Height	960 mm
Rear Suspension	WP XPLOR shock absorber with linkage
Frame	Central double-cradle type, Chromium-Molybdenum