Honda CB400A - Specifications & Review

CB400A

Article Complete Info

Articleid366128
CategoryNaked bike
MakeHonda
ModelCB400A
Year2017

Chassis, Suspension, Brakes & Wheels

FrametypeDouble cradle
FrontbrakesDouble disc. ABS. Four-piston Nissin hydraulic callipers.
Frontbrakesdiameter285 mm (11.2 inches)
Frontsuspension41mm Showa telescopic fork with pre-load adjustment
Fronttyre120/60-ZR17
Frontwheeltravel118 mm (4.6 inches)
Rake25.5°
RearbrakesSingle disc. ABS. Single-piston Nissin hydraulic calliper.
Rearbrakesdiameter235 mm (9.3 inches)
RearsuspensionTwin remote reservoir Showa shock with spring pre-load adjustment
Reartyre160/60-ZR17
Rearwheeltravel105 mm (4.1 inches)
Trail90 mm (3.5 inches)

Engine & Transmission

Borexstroke55.0 x 42.0 mm (2.2 x 1.7 inches)
ClutchWet multi-plate coil spring
Compression11.3:1
CoolingsystemLiquid
Displacement399.00 ccm (24.35 cubic inches)
EnginedetailsIn-line four, four-stroke
ExhaustsystemStainless steel
FuelsystemInjection. PGM-FI
Gearbox6-speed
IgnitionFully transistorised with electronic advance
Power52.30 HP (38.2 kW)) @ 10500 RPM
Torque38.00 Nm (3.9 kgf-m or 28.0 ft.lbs) @ 9500 RPM
TransmissiontypefinaldriveChain
Valvespercylinder4

Other Specifications

ColoroptionsPearl Cosmic Black
CommentsSold in Japan and Australia.
Factorywarranty24 months
StarterElectric

Physical Measures & Capacities

Dryweight195.0 kg (429.9 pounds)
Fuelcapacity18.00 litres (4.76 gallons)
Groundclearance130 mm (5.1 inches)
Overallheight1,150 mm (45.3 inches)
Overalllength2,040 mm (80.3 inches)
Overallwidth1,070 mm (42.1 inches)
Powerweightratio0.2682 HP/kg
Seatheight755 mm (29.7 inches) If adjustable, lowest setting.

About Honda

Country of Origin: Japan
Founder: Soichiro Honda (with Takeo Fujisawa as business architect)
Best Known For: From Super Cub ubiquity to RC-era racing dominance; CB/CRF/Gold Wing families and bulletproof reliability

Company History

No marque has touched more riders than Honda. The Super Cub rewrote mobility—tens of millions built, step-through convenience, engines that survive astonishing neglect. Behind the charm sat ruthless engineering: metallurgy, tolerances, and manufacturing systems that made reliability a baseline, not a feature. Honda raced to learn: from Isle of Man to modern MotoGP, RC machines taught lessons in breathing, friction reduction, and chassis stiffness that flowed into streetbikes. The 1969 CB750 brought the superbike age; the Gold Wing defined long-distance civility; the Fireblade reinvented power-to-weight; and CR/CRF dirt bikes set standards for off-road agility. Corporate culture prized kaizen and respect for the user—controls that feel intuitive, parts support that keeps 1970s bikes alive, and engines that start after winters of silence. Honda also led in safety and emissions, pushing EFI, ABS, and catalytic solutions early and at scale. Historically, Honda democratized excellence: making the extraordinary ordinary so that a delivery rider in Delhi and a tourer in Denver share the same trust in their machines. The brand’s throughline is simple: engineer the friction out of ownership so the ride can take center stage.

Other Years

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