The Suzuki RG 500 Gamma Walter Wolf (1987-88) motorcycle was a two-stroke, square four-cylinder bike with a capacity of 498cc and a compression ratio of 7.0:1. It had a wet sump lubrication system and four 28mm Mikuni VM28SH flatslide carburetors for induction. The maximum power output was 70 kW / 95 hp at 9000 rpm, with a maximum torque of 72 Nm at 9000 rpm. The bike had a six-speed transmission with a chain final drive.
The frame of the Suzuki RG 500 was made of steel, with a double cradle design. The front suspension was an air-adjustable fork with 38mm tubes and adjustable spring preload, while the rear suspension was a shock absorber with adjustable spring preload. The front brakes consisted of two 260mm discs with four-piston calipers, and the rear brake was a single 210mm disc with a two-piston caliper. The bike had a length of 2100mm, width of 695mm, and height of 1185mm. The wheelbase was 1425mm and the seat height was 770mm with a ground clearance of 120mm. The dry weight was 156kg, while the wet weight was 175kg. The fuel capacity was 22 litres and the bike could average 8.7 L/100 km or 27 US mpg.
The bike had a top speed of 236.4 km/h and could do a standing 1/4 mile in 11.2 seconds, with a speed of 193.9 km/h. It was tested by Motociclismo Motosprint Group Test.
Technical specifications:
Make Model: Suzuki RG 500 Gamma Walter Wolf
| Year | 1987 – 88 |
|---|---|
| Engine | Two stroke, square four cylinder, rotary valve with exhaust port valves |
| Capacity | 498 cc / 30.4 cu in |
| Bore x Stroke | 56 x 50.6 mm |
| Cooling System | Liquid cooled |
| Compression Ratio | 7.0:1 |
| Lubrication | Wet sump |
| Induction | 4 x 28mm Mikuni VM28SH Flatslide carburetors |
| Ignition | Suzuki PEI |
| Spark Plug | NGK, BR9ES |
| Starting | Kick |
| Max Power | 70 kW / 95 hp @ 9000 rpm |
| Max Power Rear Tyre | 61.9 kW / 83 hp @ 10000 rpm |
| Max Torque | 72 Nm / 7.3 kgf-m 53.1 lb-ft @ 9000 rpm |
| Clutch | Wet, cable operated |
| Transmission | 6 Speed |
| Final Drive | Chain, 2.500 (40/16) |
| Primary Drive Ratio | 2.230 (58/26) |
| Gear Ratio | 1st 2.636 (29/11) / 2nd 1.750 (28/16) / 3th 1.380 (29/21) / 4th 1.173 (27/23) / 5th 1.045 (23/22) / 6th 0.956 (22/23) |
| Frame | Steel, double cradle frame |
| Front Suspension | Air adjustable fork with 38mm tubes, adjustable spring preload and anti dive valuing. |
| Front Wheel Travel | 130 mm / 5.2 in |
| Rear Suspension | Shock absorber, adjustable for spring preload |
| Rear Wheel Travel | 126 mm / 4.9 in |
| Front Brakes | 2 x 260 mm Discs, 4 piston calipers |
| Rear Brakes | Single 210 mm disc, 2 piston caliper |
| Front Tyre | 110/90 V16 |
| Rear Tyre | 120/90 V17 |
| Dimensions | Length 2100 mm / 82.7 in Width 695 mm / 27.4 in Height 1185 mm / 46.7 in |
| Wheelbase | 1425 mm / 56.1 in |
| Seat Height | 770 mm / 30.3 in |
| Ground Clearance | 120 mm / 4.7 in |
| Dry Weight | 156 kg / 339.5 lbs |
| Wet weight | 175 kg / 386 lbs |
| Fuel Capacity | 22 Litres / 5.8 US gal / 4.8 Imp gal |
| Consumption Average | 8.7 L/100 km / 11.5 km/l / 27 US mpg / 32.5 Imp mpg |
| Braking 60 km/h – 0 | 16 m / 52.5 ft |
| Braking 100 km/h – 0 | 39.2 m / 18.6 ft |
| Standing 1/4 Mile | 11.2 sec / 193.9 km/h / 120.5 mph |
| Top Speed | 236.4 km/h / 146.9 mph |
| Road Test | Motociclismo Motosprint Group Test |
