KTM 50 SX 2019 User Manual

11 SERVICE WORK ON THE CHASSIS
66
V00284-01
– Check the chain sliding guard for wear.
» If the ridge is worn down to the level of the main corpus:
– Change the chain sliding guard.
– Check that the chain sliding guard is firmly seated.
» If the chain sliding guard is loose:
– Tighten the screw of the chain sliding guard.
Guideline
Screw, chain slid-
ing piece
M6 3 Nm (2.2 lbf ft)
V00285-01
– Check the chain sliding piece for wear.
» If the lower edge of the chain pins is in line with or below
the chain sliding piece:
– Change the chain sliding piece.
– Check that the chain sliding piece is firmly seated.
» If the chain sliding piece is loose:
– Tighten the screw on the chain sliding piece.
Guideline
Screw, chain slid-
ing piece
M8 15 Nm
(11.1 lbf ft)
400985-01
– Check the chain guide for wear.
Info
Wear can be seen on the front of the chain guide.
» If the light part of the chain guide is worn:
– Change the chain guide.

KTM 50 SX 2019 Specifications

General

Displacement	49 cm³
Cooling System	Liquid cooled
Transmission	Single-speed automatic
Starter	Kickstarter
Rear Suspension	WP XACT Monoshock
Front Brake	Disc brake
Rear Brake	Disc brake
Weight (without fuel)	40 kg
Front Tire	60/100-12
Rear Tire	2.75-10
Seat Height	684 mm
Engine Type	Single cylinder, 2-stroke
Front Suspension	WP USD, 35 mm
Fuel Capacity	2.3 liters
Bore x Stroke	39.5 mm x 40 mm