KTM RC 390 User Manual

14 WHEELS, TIRES 119
Preparatory work
– Raise the motorcycle with the rear wheel stand. ( p. 78)
– Remove the rear wheel. ( p. 116)
L02153-10
Main work
–
Check bearing

.
» If the bearing is damaged or worn:
– Change the rear wheel bearing.
–
Check the rubber dampers

of the rear hub for damage and wear.
» If the rubber dampers of the rear hub are damaged or worn:
– Change all rubber dampers in the rear hub.
L02152-10
– Lay the read wheel on a workbench with the rear sprocket facing upwards and insert the
wheel spindle in the hub.
–
To check the play

, hold the rear wheel tight and try to rotate the rear sprocket.
Info
Measure the play on the outside of the rear sprocket.
Play in rubber dampers, rear wheel ≤ 5 mm (≤ 0.2 in)
»
If play

is larger than the specified value:
– Change all rubber dampers in the rear hub.
Finishing work
– Install the rear wheel. ( p. 117)
– Take the motorcycle off of the rear wheel stand. ( p. 78)

KTM RC 390 Specifications

General

Displacement	373.2 cc
Max Torque	37 Nm @ 7000 rpm
Transmission	6-speed
Cooling System	Liquid Cooled
Front Suspension	WP APEX 43
Rear Suspension	WP APEX Monoshock
Rear Brake	230 mm disc, single-piston floating caliper
Fuel Tank Capacity	13.7 liters
Seat Height	824 mm
Bore x Stroke	89 mm x 60 mm
Compression Ratio	12.6:1
Frame	Steel Trellis Frame, Powder Coated
Engine Type	Single-cylinder, 4-stroke
Max Power	43.5 PS @ 9000 rpm
Fuel System	Electronic Fuel Injection
Front Brake	320 mm disc, 4-piston radial caliper
ABS	Dual Channel ABS
Dry Weight	172 kg
Front Tire	110/70 R17
Rear Tire	150/60 R17
Ground Clearance	158 mm