The Suzuki GS 400E motorcycle was produced from 1978-1984 and featured a four-stroke, parallel twin-cylinder engine with a capacity of 398cc. The bike had a DOHC configuration with 2 valves per cylinder and was cooled by air. It had a compression ratio of 9:1 and was induced by 2 Mikuni BS34 carburetors.
It could produce a maximum power of 25.4 kW or 34 hp at 8000 rpm and a maximum torque of 30 Nm or 22.1 lb-ft at 7000 rpm. It had a Wet multi-plate type clutch and a 6-speed transmission with a primary drive ratio of 2.714 and a final drive ratio of 2.461. The gear ratios were 1st 2.461 / 2nd 1.777 / 3rd 1.380 / 4th 1.125 / 5th 0.961 / 6th 0.851:1.
The bike had a double cradle tube frame and a telescopic, coil spring, oil-damped front suspension. The rear suspension was a swing arm, coil spring (5-way adjustable), and oil-damped. The front brakes were a single 270mm disc with a 1-piston caliper, and the rear brakes were a 160mm drum. The front and rear tires were 3.00-18 and 3.50-18 respectively.
The bike had a length of 2085mm, a width of 835mm, and a height of 1125mm, with a wheelbase of 1385mm and a seat height of 790mm. It had a ground clearance of 170mm, a dry weight of 172kg, and a wet weight of 185.0kg. The fuel capacity was 14 liters or 3.7 US gallons.
Technical specifications:
Make Model: Suzuki GS 400E
| Year | 1978 – 84 |
|---|---|
| Engine | Four stroke, parallel twin cylinders, DOHC, 2 valve per cylinder. |
| Capacity | 398 cc / 24.2 cu-in |
| Bore x Stroke | 65 x 60 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9:1 |
| Induction | 2 x Mikuni BS34 carburetors |
| Ignition | Conventional type non-transistor |
| Starting | Electric and kick-start. |
| Max Power | 25.4 kW / 34 hp / @ 8000 rpm |
| Max Torque | 30 Nm / 2.94 kpm / 22.1 lb-ft @ 7000 rpm |
| Clutch | Wet multi-plate type |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Primary Drive Ratio | 2.714 |
| Final Drive Ratio | 2.461 |
| Gear Ratio | 1st 2.461 / 2nd 1.777 / 3rd 1.380 / 4th 1.125 / 5th 0.961 / 6th 0.851:1 |
| Frame | Double cradle tube |
| Front Suspension | Telescopic, coil spring, oil damped |
| Rear Suspension | Swing arm, coil spring (5-way adjustable), oil damped |
| Front Brakes | Single 270 mm disc, 1 piston caliper |
| Rear Brakes | 160mm Drum |
| Front Tyre | 3.00-18 |
| Rear Tyre | 3.50-18 |
| Dimensions | Length 2085 mm / 82.1 in Width 835 mm / 32.9 in Height 1125 mm / 44.3 in |
| Wheelbase | 1385 mm / 54.5 in |
| Seat Height | 790 mm / 31.1 in |
| Ground Clearance | 170 mm / 6.7 in |
| Dry Weight | 172 kg / 378 lbs |
| Wet Weight | 185.0 kg / 408 lbs |
| Fuel Capacity | 14 Litres / 3.7 US gal / 3.1 Imp gal |
