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Key Specifications
Engine
Single cylinder, two-stroke
Fuel Capacity
1.98 US gallons
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Full 2019 KTM 125 SX Specifications
Colours
Orange/white/black
Ground Clearance (in.)
14.8 inches
Ground Clearance (mm)
375 mm
Seat Height (in.)
37.4 inches
Seat Height (mm)
950 mm
Wheelbase (in.)
58.5 inches
Wheelbase (mm)
1485 mm
Dry Weight (kg)
87.5
Dry Weight (lbs.)
192.9 pounds
Fuel Capacity (gal.)
1.98 US gallons
Fuel Capacity (l)
7.50 litres
Bore x Stroke (in,)
2.1 x 2.1 inches
Bore x Stroke (mm)
54.0 x 54.5 mm
Displacement (cc)
124.8 cc
Displacement (ci)
7.62 cubic inches
Engine Type
Single cylinder, two-stroke
Engine Detail
Reed intake.
Fuel System
Carburettor. Mikuni TMX
Ignition
Kokusan EMS
Starter
Kick
Clutch
Wet multi-disc clutch, hydraulically actuated
Final Drive
Chain (final drive)
Gearbox
6-speed
Primary Drive
13:50. Primary drive: 23:73.
Wheel Travel - Front (in.)
12.2 inches
Wheel Travel - Front (mm)
310 mm
Wheel Travel - Rear (in.)
11.8 inches
Wheel Travel - Rear (mm)
300 mm
Frame Type
Chrome-molybdenum steel central-tube frame
Suspension - Front
WP-USD, AER 48, Ø 48 mm
Suspension - Rear
WP shock absorber with linkage
Rake
26.1°
Brakes - Front
Single disc. Brake calipers on floating bearings
Brakes - Rear
Single disc. Brake calipers on floating bearings
Rims
CNC machined hubs. Excel rims. Wire spoked.
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