Honda CM 125 C Specs (Top Speed | Horsepower | Weight)

The Honda CM 125 C motorcycle specifications include a 125 cc (7.63 cu in) engine, power of 10 hp (7.3 kW) @ 9,000 rpm, a 5-speed gearbox, and a listed weight of 139 kg (306.4 lb).

Key specifications

1982-1986Model years
125 ccDisplacement
10 hpPower
139 kgWet weight
13 LFuel tank
Model years covered
19821983198419851986

Year-specific specification changes

No material specification changes from the 1982 baseline were found in the available data.

How the Honda CM 125 C compares

This compares the motorcycle with all Honda models in this specifications database. The blue marker is this model and the grey line is the Honda database average.

Engine power10 hp
Low 4 hpAverage 54.3 hpHigh 143.5 hp

About 82% lower than the Honda database average. Around the 11th percentile across Honda models.

Displacement125 cc
Low 49 ccAverage 563 ccHigh 1,832 cc

About 78% lower than the Honda database average. Around the 20th percentile across Honda models.

Wet weight139 kg
Low 75.7 kgAverage 197.5 kgHigh 387 kg

About 30% lighter than the Honda database average. Around the 30th percentile across Honda models.

Fuel capacity13 L
Low 3.7 LAverage 13.5 LHigh 25 L

Very close to the Honda database average. Around the 49th percentile across Honda models.

This model Honda database average

Honda database percentile rankings

Percentiles show where this motorcycle sits across the Honda specifications database. They are descriptive database rankings, not performance ratings.

Engine power11th

10 hp — more powerful than about 11% of Honda models with power data.

Displacement20th

125 cc — larger displacement than about 20% of Honda models.

Wet weight30th

139 kg — heavier than about 30% of Honda models, or lighter than about 70%.

Fuel capacity49th

13 L — larger than about 49% of Honda fuel tanks in this database.

Mechanical overview

Engine layout snapshot

Twin, four-stroke • 125 cc • Air cooled • 10 hp
Chassis snapshot

5-speed • Chain (final drive) • 3.25-18 front / 110/90-16 rear

Additional useful specifications

Front tire size 3.25-18
Rear tire size 110/90-16
Rear tire width 110 mm
Rear tire aspect ratio 90%
Rear rim diameter 16 in
Power-to-weight ratio 0.072 hp/kg
Power-to-weight 71.9 hp/tonne
Specific power 80.0 hp/L
Bore/stroke ratio 1.07:1 (Oversquare)

Model information

Category Custom / cruiser

Engine specifications

Engine type Twin, four-stroke
Displacement 125 cc (7.63 cu in)
Power 10 hp (7.3 kW) @ 9,000 rpm
Bore × stroke 44.0 x 41 mm (1.7 x 1.6 inches)
Compression ratio 9.4:1
Valves per cylinder 2
Cooling system Air
Fuel control Overhead Cams (OHC)

Transmission and drivetrain

Gearbox 5-speed
Final drive Chain (final drive)

Brakes, wheels and tires

Front brakes Expanding brake
Rear brakes Expanding brake
Front tire 3.25-18
Rear tire 110/90-16

Dimensions and weight

Wet weight 139 kg (306.4 lb)

Fuel and emissions

Fuel capacity 13.00 L (3.43 US gal)

Performance

Top speed 91.0 km/h (56.5 mph)

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Honda models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Honda information before relying on them. Visit the official Honda website.