KTM 250 SX-F 2023 User Manual

11 SERVICE WORK ON THE CHASSIS
54
S05332-11
– Position the upper triple clamp and handlebar.
–
Mount screw
2
, but do not tighten it yet.
Guideline
Screw, top steering
head
M20x1.5 12 Nm (8.9 lbf ft)
F03764-10
–
Position the fork legs.
Air bleeder screw
3
of the right fork leg is positioned to
the front.
Valve
A
of the left fork leg faces the front.
Info
Grooves are milled into the side of the upper end of the
fork legs. The second milled groove (from the top) must
be flush with the upper edge of the upper triple clamp.
The air suspension is located in the left fork leg. The
pressure and rebound damping is located in the right
fork leg.
S05334-10
–
Tighten screws
4
.
Guideline
Screw, bottom triple
clamp
M8 12 Nm (8.9 lbf ft)
S05335-10
–
Tighten screw
2
.
Guideline
Screw, top steering
head
M20x1.5 12 Nm (8.9 lbf ft)
S05335-11
–
Mount and tighten screw
5
.
Guideline
Screw, top
steering stem
M8 20 Nm (14.8 lbf ft)
Loctite
®
243™

KTM 250 SX-F 2023 Specifications

General

Engine Type	1-cylinder, 4-stroke engine
Bore x Stroke	78 mm x 52.3 mm
Compression Ratio	14.4:1
Starter	Electric starter
Transmission	5-speed
Fuel System	Keihin EFI, throttle body 44 mm
Cooling	Liquid cooled
Ignition	Keihin EMS
Front Suspension	WP XACT-USD, Ø 48 mm
Rear Suspension	WP XACT Monoshock with linkage
Front Brake	Disc brake
Rear Brake	Disc brake
Front Tire	80/100-21
Ground Clearance	370 mm
Displacement	249.9 cm³
Final Drive	Chain
Frame	Central double-cradle type 25CrMo4 steel
Rear Tire	100/90-19
Front Wheel	1.60 x 21
Rear Wheel	2.15 x 19
Wheelbase	1, 485 mm ± 10 mm