KTM 250 SX-F User Manual

SERVICE WORK ON THE CHASSIS 11
55
11.10 Installing the lower triple clamp
S02307-10
Main work
– Clean the bearing and sealing elements, check for damage,
and grease.
High viscosity grease ( p. 140)
– Insert the lower triple clamp with the steering stem. Mount the
upper steering head bearing.
–
Check whether upper steering head seal
1
is correctly posi-
tioned.
–
Slide on protective ring
2
and O-ring
3
.
F01562-10
– Position the upper triple clamp with the handlebar.
–
Mount screw
4
but do not tighten yet.
H01182-11
– Position the fork legs.
Air bleeder screw
5
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.

KTM 250 SX-F Specifications

General

Displacement	249.9 cm³
Bore x Stroke	78 mm x 52.3 mm
Starter	Electric starter
Transmission	5-speed
Cooling	Liquid cooled
Front Suspension	WP XACT-USD, Ø 48 mm
Rear Suspension	WP XACT Monoshock with linkage
Front Brake	Disc brake
Rear Brake	Disc brake
Ground Clearance	370 mm
Compression Ratio	14.4:1
Engine Type	Single Cylinder, 4-Stroke
Fuel System	Keihin EFI, 44mm Throttle Body
Frame	Central double-cradle type 25CrMo4 steel
Fuel Tank Capacity	7.2 liters