The Suzuki GS550E (1978-79) motorcycle is a four-stroke, transverse four cylinders, DOHC, 2 valves per cylinder bike. It has a 549cc/33.5cu in capacity and a compression ratio of 8.6:1, with air-cooling and induction through 4 x VM22SS Mikuni carburetors. It has a battery and coil ignition and an electric starting mechanism. The motorcycle’s maximum power output is 35.8 kW/49 hp at 9000 rpm, with a maximum torque of 42 Nm at 7500 rpm. The clutch is a wet, 15 multi-plate system, with a 6-speed transmission and chain final drive. The motorcycle’s suspensions include a telescopic fork, oil-damped front suspension and twin shocks, coil over, and 5-way adjustable spring load in the rear. The brakes consist of a single 275mm disc, one-piston caliper front brake and drum rear brake. It has a rake of 29o and a trail of 119.9 mm/4.7, with a dry weight of 195 kg/430 lbs, and a wet weight of 216 kg/476 lbs. The motorcycle has a fuel capacity of 17 litres/4.5 US gal/3.7 Imp gal and an average consumption of 5.6 L/100 km/42 mpg/50.4 Imp mpg. Its standing 1/4 mile time is 13.7 sec/152 km/h/94.7 mph, and its top speed is 181 km/h/ 112 mph.
Technical specifications:
Make Model: Suzuki GS 550E
| Year | 1978 – 79 |
|---|---|
| Engine | Four stroke, transverse four cylinders, DOHC, 2 valves per cylinder. |
| Capacity | 549 cc / 33.5 cu in |
| Bore x Stroke | 56 x 55.8 mm |
| Compression Ratio | 8.6:1 |
| Cooling System | Air cooled |
| Induction | 4 x VM22SS Mikuni carburetors |
| Ignition | Battery and Coil |
| Starting | Electric |
| Max Power | 35.8 kW / 49 hp @ 9000 rpm |
| Max Torque | 42 Nm 4.3 kgf-m / 31 lb-ft @ 7500 rpm |
| Clutch | Wet, 15 multi-plate |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Primary Ratio | 1.977:1 |
| Front Suspension | Telescopic fork, oil damped |
| Rear Suspension | Twin shocks, coil over, 5-way adjustable springload |
| Front Brakes | Single 275mm disc, 1 piston caliper |
| Rear Brakes | Drum |
| Front Tyre | 3.25-19 |
| Rear Tyre | 3.75-18 |
| Rake | 29o |
| Trail | 119.9 mm / 4.7 |
| Dry Weight | 195 kg / 430 lbs |
| Wet Weight | 216 kg / 476 lbs |
| Fuel Capacity | 17 Litres / 4.5 US gal / 3.7 Imp gal |
| Consumption Average | 5.6 L/100 km / 42 mpg / 50.4 Imp mpg |
| Standing 1/4 Mile | 13.7 sec / 152 km/h / 94.7 mph |
| Top Speed | 181 km/h / 112 mph |
