KTM 125 SX 2023 User Manual

SERVICE WORK ON THE CHASSIS 11
59
S05387-11
– Mount the chain.
–
Connect the chain with connecting link
3
.
Guideline
The closed side of the chain joint lock must face in the
direction of travel.
S05389-10
–
Position the foot brake cylinder.
Push rod
4
engages in the foot brake cylinder.
Info
Ensure that the dust boot is correctly seated.
–
Mount and tighten screws
5
.
Guideline
Remaining screws,
chassis
M6 10 Nm (7.4 lbf ft)
S05348-10
– Position the angle lever and linkage lever.
–
Mount and tighten fitting
6
.
Guideline
Nut, linkage lever on
angle lever
M16x1.5 60 Nm (44.3 lbf ft)
Info
Pay attention to flat area
B
.
–
Mount and tighten screw
7
.
Guideline
Screw, bottom
shock absorber
M10 60 Nm (44.3 lbf ft)
Loctite
®
2701™
Info
Raise the link fork slightly to be able to mount the
screw more easily.
Finishing work
– Check the free travel of the foot brake lever. ( p. 87)
– Install the main silencer. ( p. 67)
– Install the frame protector. ( p. 61)
– Remove the motorcycle from the lift stand. ( p. 48)

KTM 125 SX 2023 Specifications

General

Displacement	124.8 cm³
Bore x Stroke	54 mm x 54.5 mm
Starter	Electric starter
Transmission	6-speed
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	375 mm
Seat Height	950 mm
Weight (without fuel)	87.5 kg
Cooling	Liquid cooled
Front Tire	80/100-21"
Rear Tire	100/90-19"
Front Brake Diameter	260 mm
Rear Brake Diameter	220 mm
Engine Type	Single-cylinder, 2-stroke
Frame	Central tube frame made of chrome molybdenum steel
Fuel Tank Capacity	7.2 liters