KTM 390 DUKE 2021 User Manual

COOLING SYSTEM 16
195
F00856-11
–
Remove radiator cap
2
.
– Check the antifreeze in the coolant.
−25 … −45 °C (−13 … −49 °F)
» If the antifreeze in the coolant does not match the speci-
fied value:
– Correct the antifreeze in the coolant.
– Check the coolant level in the radiator.
The radiator must be filled completely.
» If the coolant level does not match the specified value:
– Check the coolant level and the reason for the loss.
Coolant ( p. 245)
» If you had to add more coolant than the specified amount:
> 0.20 l (> 0.21 qt.)
– Fill/bleed the cooling system. ( p. 199)
– Mount the radiator cap.

KTM 390 DUKE 2021 Specifications

General

Displacement	373.2 cc
Bore x Stroke	89 mm x 60 mm
Compression Ratio	12.6:1
Torque	37 Nm @ 7, 000 rpm
Transmission	6-speed
Cooling System	Liquid cooled
Frame	Steel trellis frame, powder coated
Rear Suspension	WP APEX Monoshock
Front Tire	110/70 ZR17
Rear Tire	150/60 ZR17
Wheelbase	1, 357 mm
Seat Height	830 mm
Ground Clearance	185 mm
Dry Weight	149 kg
Instrumentation	TFT display
Headlight	LED
Tail Light	LED
Power	32 kW (44 hp) @ 9, 000 rpm
Fuel System	Electronic Fuel Injection
Front Suspension	WP Apex 43 mm
Rear Brake	Single-piston floating caliper, brake disc
ABS	Bosch 9.1MP Two Channel ABS (Supermoto ABS)
Fuel Tank Capacity	13.4 l
Engine Type	Single-cylinder, 4-stroke, liquid-cooled
Front Brake	Four-piston radial fixed caliper, brake disc