Suzuki GS 400 E Specs (Top Speed | Horsepower | Weight)

The Suzuki GS 400 E motorcycle specifications include a 398 cc (24.29 cu in) engine, a 6-speed gearbox, and a listed weight of 185 kg (407.9 lb).

Key specifications

1978, 1979, 1981Model years
398 ccDisplacement
185 kgWet weight
14 LFuel tank
Model years covered
197819791981

Year-specific specification changes

No material specification changes from the 1978 baseline were found in the available data.

How the Suzuki GS 400 E compares

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

Displacement398 cc
Low 67 ccAverage 609 ccHigh 1,783 cc

About 35% lower than the Suzuki database average. Around the 38th percentile across Suzuki models.

Wet weight185 kg
Low 73 kgAverage 200.4 kgHigh 347 kg

About 8% lighter than the Suzuki database average. Around the 39th percentile across Suzuki models.

Fuel capacity14 L
Low 3.5 LAverage 14.2 LHigh 22 L

Very close to the Suzuki database average. Around the 44th percentile across Suzuki models.

This model Suzuki database average

Suzuki database percentile rankings

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

Displacement38th

398 cc — larger displacement than about 38% of Suzuki models.

Wet weight39th

185 kg — heavier than about 39% of Suzuki models, or lighter than about 61%.

Fuel capacity44th

14 L — larger than about 44% of Suzuki fuel tanks in this database.

Mechanical overview

Engine layout snapshot

Twin, four-stroke • 398 cc • Air cooled
Chassis snapshot

6-speed • Chain (final drive) • 3.00-18 front / 3.50-18 rear

Additional useful specifications

Front tire size 3.00-18
Rear tire size 3.50-18
Bore/stroke ratio 1.08:1 (Oversquare)

Model information

Category Naked bike

Engine specifications

Engine type Twin, four-stroke
Displacement 398 cc (24.29 cu in)
Bore × stroke 65.0 x 60 mm (2.6 x 2.4 inches)
Compression ratio 8.5:1
Valves per cylinder 2
Cooling system Air
Fuel control Double Overhead Cams/Twin Cam (DOHC)

Transmission and drivetrain

Gearbox 6-speed
Final drive Chain (final drive)

Brakes, wheels and tires

Front brakes Single disc
Rear brakes Expanding brake
Front tire 3.00-18
Rear tire 3.50-18

Dimensions and weight

Wet weight 185 kg (407.9 lb)

Fuel and emissions

Fuel capacity 14.00 L (3.70 US gal)

Performance

Top speed 150.0 km/h (93.2 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 Suzuki models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Suzuki information before relying on them. Visit the official Suzuki website.