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Enduro Bikes

1987Kawasaki KMX 125

★ 3.0
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The 1987 Kawasaki KMX 125 is a lightweight dual-sport motorcycle designed for novice and recreational riders exploring both on-road and light off-road terrain. Powered by a modest 17 horsepower single-cylinder engine with liquid cooling, it offers manageable performance and easy handling. Best known for its affordability and versatility, the KMX 125 suits budget-conscious riders seeking a capable all-purpose commuter and weekend adventure bike.

Capacity
125.0 ccm
Engine
Single, two-stroke
Gearbox
6-speed
Dry weight
96.0 kg
Seat height
865 mm
Power
17.0 HP (12.7 kW) @ 8500 RPM
⇄ Compare with another bike + Add to garage All model years

What’s new for the 1987 Kawasaki KMX 125

vs the 1986
Spec19861987
Power 22.0 HP (16.4 kW) 17.0 HP (12.7 kW) @ 8500 RPM
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
Speed 11Agility 68Comfort 35Off-road 78Touring 20Road manners 35
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?

Worked out in your browser - nothing is sent to us
At 865mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with tip-toe one foot on the 1987 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.

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Full specifications

Engine
Capacity
125.0 ccm
Power
17.0 HP (12.7 kW) @ 8500 RPM
Engine type
Single, two-stroke
Power/weight ratio
0.1771 HP/kg (dry)
Bore x stroke
54.0 x 54.4 mm
Compression
7.8:1
Cooling system
Liquid
Fuel system
Carburettor
Starting
Kick
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Performance
Top speed
107.0 km/h (66.5 mph)
Dimensions & weight
Seat height
865 mm
Dry weight
96.0 kg
Wet weight
118.0 kg
Fuel capacity
9.00 litres
Ground clearance
Not on record - add it
Brakes & wheels
Front brakes
Single disc
Rear brakes
Single disc
Front tyre
2.75-21
Rear tyre
4.10-18

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 198619871990199419972001
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 865 mm 865 mm
Fuel capacity 9 L 9 L 9 L 9 L 9 L 9.3 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

3.0
★★★☆☆
Rider rating
MotorcycleDB

The 1987 Kawasaki KMX 125 is a classic off-road motorcycle that delivers a thrilling experience for riders. With its powerful 125cc engine, this bike offers impressive performance on rugged terrains. Its lightweight design and responsive handling make it a great choice for riders looking for an agile and nimble ride. The comfortable seating position and durable construction ensure that riders can enjoy hours of fun on the trails. Overall, the 1987 Kawasaki KMX 125 is a reliable and capable off-road motorcycle that continues to be a favorite among enthusiasts.

If you're in the market for a vintage off-road motorcycle, the 1987 Kawasaki KMX 125 is definitely worth considering. This bike offers a perfect combination of power, agility, and durability, making it a great choice for riders of all skill levels. With its classic styling and reliable performance, the KMX 125 is a timeless option for anyone looking to hit the trails and enjoy the great outdoors. Whether you're a seasoned rider or a beginner, the 1987 Kawasaki KMX 125 has what it takes to deliver an exciting and enjoyable off-road experience.

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Common questions

What is the engine size of the Kawasaki KMX 125?

The 1987 Kawasaki KMX 125 has a Capacity of 125.0 ccm (7.63 cubic inches).

What engine power does the Kawasaki KMX 125 have?

The 1987 Kawasaki KMX 125 has a Power of 17.0 HP (12.7 kW) @ 8500 RPM.

How many gears does the Kawasaki KMX 125 have?

The 1987 Kawasaki KMX 125 has a Gearbox of 6-speed.

How much does the Kawasaki KMX 125 weigh?

The 1987 Kawasaki KMX 125 has a Dry weight of 96.0 kg (211.6 pounds).

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