1999Kawasaki KMX 125

28 fields on record

The 1999 Kawasaki KMX 125 is a lightweight enduro bike designed for novice off-road riders and commuters seeking an affordable, fuel-efficient machine. Its nimble two-stroke engine delivers adequate power for trail riding and urban use, while exceptional fuel economy makes it ideal for budget-conscious riders. Known for reliability and easy maintenance, it remains a popular entry-level choice for those exploring off-road motorcycling.

Capacity: 125.0 ccm
Engine: Single, two-stroke
Gearbox: 6-speed
Dry weight: 96.0 kg
Seat height: 860 mm
Power: 15.0 HP (11.0 kW) @ 8500 RPM

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What’s new for the 1999 Kawasaki KMX 125

vs the 1998

Spec	1998	1999
Top speed	—	106.0 km/h (65.9 mph)
Wet weight	118.0 kg (260.1 pounds)	115.0 kg (253.5 pounds)
Fuel capacity	9.00 litres (2.38 US gallons)	9.30 litres (2.46 US gallons)

Other years 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail78%

Cornering55%

City riding55%

Daily riding40%

Touring15%

Two-up15%

Track15%

Best for: Designed as a lightweight two-stroke enduro for trail riding, learning off-road skills, and casual commuting rather than outright speed.
Built for: A playful, buzzy little two-stroke that loves being thrown around trails and tight corners but runs out of breath on the open road.
Not ideal for: Not for riders wanting sustained highway speeds, long-distance touring comfort, or a passenger-friendly ride.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 860mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with tip-toe one foot on the 1999 Kawasaki KMX 125, with a cramped knee angle of around 75 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 821-900 mm — Long Legs →

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Full specifications

Engine

Capacity: 125.0 ccm
Power: 15.0 HP (11.0 kW) @ 8500 RPM
CO2 Emissions: 13 CO2 g/km
Torque: 13.0 Nm (1.3 kgf-m) @ 6600 RPM
Engine type: Single, two-stroke
Power/weight ratio: 0.1563 HP/kg (dry)
Bore x stroke: 54.0 x 54.4 mm
Compression: 7.8:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Kick

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain

Performance

Top speed: 106.0 km/h (65.9 mph)

Dimensions & weight

Wheelbase: 1375 mm
Seat height: 860 mm
Dry weight: 96.0 kg
Wet weight: 115.0 kg
Fuel capacity: 9.30 litres
Front percentage of weight: 47
Ground clearance: Not on record - add it

Chassis & suspension

Front wheel travel: 230 mm
Rear wheel travel: 230 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 230 mm
Rear brakes: Single disc
Rear brakes diameter: 210 mm

Specs last verified against published sources: September 2026.

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	1986	1990	1994	1997	1999	2001
Capacity	125 cc	125 cc	125 cc	125 cc	125 cc	125 cc
Dry weight	96 kg	96 kg	96 kg	96 kg	96 kg	110 kg
Seat height	865 mm	865 mm	865 mm	865 mm	860 mm	865 mm
Fuel capacity	9 L	9 L	9 L	9 L	9.3 L	9.3 L