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Touring · 1979

CM 400 A

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MotoLibrary Score
46 /100 Balanced
Power
43 HP
Top Speed
150 km/h
Engine
395 ccm

1979 Honda CM 400 A Technical Analysis & Specification Breakdown

Engineered by Honda for the touring motorcycle segment, the 1979 Honda CM 400 A pairs a 395 cc (24.1 cu in) air-cooled twin, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 43 HP (31.4 kW) at 9,500 rpm, transferring power to the rear wheel through a automatic gearbox and chain final drive. With a specific output of 108.9 HP per liter, the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.

The 9.46-liter (2.5 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 150 km/h (93 mph).

Specific Output
108.9 HP/L
Engine
Displacement 395.0 ccm (24.10 cubic inches)
Engine Type Twin, four-stroke
Engine Details Twin, four-stroke
Power 43.0 HP (31.4 kW)) @ 9500 RPM
Valves/Cylinder 3
Fuel System Carburettor
Fuel Control Overhead Cams (OHC)
Lubrication Wet Sump
Cooling Air
Transmission
Gearbox Automatic
Final Drive Chain (final drive)
Performance
Top Speed 149.7 km/h (93.0 mph)
Exhaust Dual
Chassis
Frame Type Stressed Engine
Wheels & Brakes
Front Brakes Single disc
Rear Brakes Expanding brake (drum brake)
Dimensions & Weight
Fuel Capacity 9.46 litres (2.50 US gallons)
More from Honda
Buying Checklist

Before You Compare This Bike

Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

🟢
Beginner
A2 license compatible, manageable power.
🗺️
Best For
Long Distance Touring
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