KTM RC 125 User Manual

12 SERVICE WORK ON THE CHASSIS 88
L02128-10
– Lean the motorcycle on the side stand.
– Shift gear to neutral.
– In the area of chain sliding guard, press the chain upward toward the swingarm and
determine chain tension

.
Info
The upper chain section

must be taut.
Chain wear is not always even, so you should repeat this measurement at differ-
ent chain positions.
Chain tension 5… 7 mm (0.2… 0.28 in)
» If the chain tension does not meet specifications:
– Adjust the chain tension. ( p. 89)

KTM RC 125 Specifications

General

Displacement	124.7 cc
Transmission	6-speed
Fuel System	Electronic Fuel Injection
Bore x Stroke	58 mm x 47.2 mm
Engine Type	Liquid-cooled, 1-cylinder, 4-stroke engine
Max Torque	12 Nm @ 8, 000 rpm
Front Suspension	WP upside-down fork
Rear Suspension	WP Monoshock
Front Brake	Single disc, 4-piston caliper
Rear Brake	Single disc, single-piston caliper
Frame	Steel trellis frame
Front Tire	110/70 R17
Rear Tire	150/60-17