Suzuki GSX-R 400 - 1984 Specifications and Reviews

The 1984 Suzuki GSX-R 400 is an entry-level sport bike designed for novice and intermediate riders seeking affordable performance. Its lightweight 398cc four-cylinder engine delivers nimble handling and accessible power, making it ideal for learning track techniques and spirited street riding.

1984
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General information

CategorySport
Year1984
ModelSuzuki GSX-R 400
 
 

Engine and Transmission Specifications

ClutchWet multi-plate
Transmission typefinal driveChain
Lubrication systemWet sump
StarterElectric
Fuel controlDOHC
Valves per cylinder4
Fuel systemCarburettor. AS27VW x 2
Bore x stroke53.0 x 45.2 mm (2.1 x 1.8 inches)
Compression11.5:1
Torque4.00
Power59.00
Stroke4
Engine typeIn-line four
Capacity:398.00 ccm (24.29 cubic inches)

Physical measures and capacities

Wheelbase1,425 mm (56.1 inches)
Overall width710 mm (28.0 inches)
Overall length2,090 mm (82.3 inches)
Overall height1,185 mm (46.7 inches)
Dry weight152.0 kg (335.1 pounds)
 
 

Suzuki GSX-R 400 dimensions and frame

Rear brakesSingle disc. Single hydraulic disc, dual piston calipers
Front brakesDouble disc. Dual hydraulic disc, four piston calipers
Rear tyre dimensions110/90-18 61h
Front tyre dimensions110/90-16 54h
Rear suspensionFull floater swing arm, non-adjustable
Front suspensionTelescopic
Trail96 mm (3.8 inches)
Rake (fork angle)27.3°
Frame typeAluminum angular pipe double cradle

Speed and acceleration

Power/weight ratio0.3882 HP/kg
Top speed175.0 km/h (108.7 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Modifications compared to previous modelFirst year
Color optionsBlack/Red Black/White/Blue Yellow

Performance Profile & Rider Fit

59 hp
Peak Power
4.8s
0-60 mph
108.7 mph
Top Speed

Best For

Track85%
City60%
Cornering92%
Daily Riding45%
Touring30%
Passenger25%

Rider Profile

Best ForThis bike suits riders who already have some experience with high-revving, lightweight sportbikes and enjoy working the gearbox to extract performance.
PurposeBuilt as a pioneering lightweight race-replica, it excels at spirited backroad riding and short track sessions rather than outright top-speed runs.
Rider FitIts low dry weight and compact aluminum frame make it easy to flick around, though the committed sportbike riding position demands decent flexibility and core strength.
CharacterThe GSX-R 400 is a nimble, high-strung, race-bred machine that rewards an aggressive, involved riding style over relaxed cruising.
Not Ideal ForThis is not the right bike for riders seeking long-distance comfort, passenger-friendly touring, or any kind of off-road capability.

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

Rider Reviews

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