KTM 125 DUKE 2021 User Manual

INDEX
246
INDEX
1
12-V battery
charging . . . . . . . . . . . . . . . . . . . . . . . . . 167
installing . . . . . . . . . . . . . . . . . . . . . . . . . 166
removing . . . . . . . . . . . . . . . . . . . . . . . . . 164
A
ABS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
ABS fuses
changing . . . . . . . . . . . . . . . . . . . . . . . . . 172
ACC1
front . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
ACC2
front . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Antifreeze
checking . . . . . . . . . . . . . . . . . . . . . . . . . 184
Anti-lock braking system . . . . . . . . . . . . . . . . . 131
Applying the brakes . . . . . . . . . . . . . . . . . . . . . . 98
Auxiliary substances . . . . . . . . . . . . . . . . . . . . . 17
B
Brake discs
checking . . . . . . . . . . . . . . . . . . . . . . . . . 133
Brake fluid
of front brake, adding . . . . . . . . . . . . . . . . 135
of rear brake, adding . . . . . . . . . . . . . . . . . 144
Brake fluid level
front brake, checking . . . . . . . . . . . . . . . . 134
rear brake, checking . . . . . . . . . . . . . . . . . 143
Brake linings
front brake, checking . . . . . . . . . . . . . . . . 138
rear brake, checking . . . . . . . . . . . . . . . . . 147
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
C
Capacity
coolant . . . . . . . . . . . . . . . . . . . . . . . . . . 223
engine oil . . . . . . . . . . . . . . . . . . . . 204, 223
fuel . . . . . . . . . . . . . . . . . . . . . . . . 105, 224
Chain
chain dirt accumulation, checking . . . . . . . 122
checking . . . . . . . . . . . . . . . . . . . . . . . . . 127
cleaning . . . . . . . . . . . . . . . . . . . . . . . . . 122

KTM 125 DUKE 2021 Specifications

General

Displacement	124.7 cc
Bore x Stroke	58 mm x 47.2 mm
Compression Ratio	12.5:1
Transmission	6-speed
Rear Suspension	WP APEX Monoshock
Front Brake	Four-piston radial fixed caliper, brake disc
Rear Brake	Single-piston floating caliper, brake disc
Front Tire	110/70 R17
Rear Tire	150/60 R17
Seat Height	830 mm
Dry Weight	139 kg
Frame	Steel Trellis Frame, Powder Coated
Ground Clearance	175 mm
Engine Type	Single Cylinder, 4-Stroke, Liquid Cooled
Torque	12 Nm
Fuel System	Electronic Fuel Injection
Front Suspension	WP APEX 43
Fuel Tank Capacity	13.4 liters
Wheelbase	1, 357 mm