KTM 790 DUKE 2021, Owner'S Manual

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TECHNICAL DATA 23
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23.5 Electrical system
12 V battery HTZ12A-BS Battery voltage: 12 V
Nominal capacity: 10 Ah
Maintenance-free
Fuse 75011088010 10 A
Fuse 75011088015 15 A
Fuse 75011088025 25 A
Fuse 58011109130 30 A
Low beam/high beam LED
Daytime running light/position light LED
Combination instrument lighting and indicator lamps LED
Turn signal LED
Brake/tail light LED
License plate lamp LED
23.6 Tires
Front tire Rear tire
120/70 ZR 17 M/C (58W) TL (J)
MAXXIS Supermaxx ST
180/55 ZR 17 M/C (73W) TL (G)
MAXXIS Supermaxx ST
The tires specified represent one of the possible series production tires. Additional information is available in
the Service section under:
KTM.com
23.7 Fork
Fork article number 0636C126T301112
Fork WP Suspension Up Side Down 4357
Spring rate
Medium (standard) 6.0 … 9.0 N/mm (34.3 … 51.4 lb/in)
Fork length 738 mm (29.06 in)
Spring length with preload spacer(s) 370 mm (14.57 in)
Fork oil per fork leg 470 ml (15.89 fl. oz.) Fork oil (SAE 5) ( p. 128)
23.8 Shock absorber
Shock absorber article number 0636C426T313112
Shock absorber WP Suspension 4614
Spring preload
Standard 5 clicks
Inbuilt length 379 mm (14.92 in)
Spring length 177 mm (6.97 in)
Spring rate
Medium (standard) 130 … 160 N/mm (742 … 914 lb/in)
Shock absorber oil Shock absorber fluid (SAE 2.5)
(50180751S1) (
p. 128)