Kawasaki KH 125 - 1980 Specifications and Reviews

The 1980 Kawasaki KH 125 is an entry-level commuter motorcycle ideal for novice riders and urban commuting. Powered by a lightweight 125cc single-cylinder engine with rotary valve technology, it delivers reliable everyday performance. Known for its fuel efficiency, manageable weight, and accessible 6-speed transmission, the KH 125 became a popular choice for learner riders throughout the 1980s.

1980
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General information

CategoryClassic
Year1980
ModelKawasaki KH 125

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemAir
Fuel controlRotary valves
Bore x stroke56.0 x 50.6 mm (2.2 x 2.0 inches)
Compression6.0:1
Power10.00
Stroke2
Engine typeSingle cylinder
Capacity:125.00 ccm (7.63 cubic inches)

Physical measures and capacities

Weight incl. oil, gas, etc106.0 kg (233.7 pounds)
 
 

Kawasaki KH 125 dimensions and frame

Rear brakesExpanding brake
Front brakesSingle disc
Rear tyre dimensions3.00-18
Front tyre dimensions2.75-18
 
 

Speed and acceleration

Top speed100.0 km/h (62.1 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity11.50 litres (3.04 gallons)

Performance Profile & Rider Fit

10 hp
Peak Power
62.1 mph
Top Speed

Best For

Track15%
City75%
Cornering55%
Daily Riding55%
Touring25%
Passenger20%

Rider Profile

Best ForThis is a friendly, low-intimidation bike well suited to new riders or those returning to small-displacement classics.
PurposeBest suited to light commuting, learner training, and casual weekend rides rather than any serious speed work.
Rider FitIts light weight and low seat height make it easy to manage for riders of smaller stature or limited strength.
CharacterA classic two-stroke single with a buzzy, revvy nature that rewards keeping it spinning through the gears.
Not Ideal ForNot for riders wanting highway speed, long-distance touring comfort, or a passenger-friendly ride.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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