The Suzuki DR 250S motorcycle was produced from 1984 to 1988, featuring a four-stroke, single cylinder, SOHC engine with 4 valves and TSCC technology. It had a capacity of 249 cc and a compression ratio of 8.9:1. The engine was air-cooled and used a wet sump lubrication system, with a Mikuni BS34SS carburetor for induction and a Suzuki PEI ignition system. The bike had a maximum power output of 16.5 kW at 8500 rpm and a maximum torque of 19.5 Nm at 6500 rpm.
The clutch was a wet, multi-plate design and the transmission had 5 speeds with constant mesh. The final drive was via a chain. The front suspension was provided by air/oil telescopic forks, with 148 mm of wheel travel. The rear suspension featured a gas/oil full floater design with preload and damping adjustability and also had 148 mm of wheel travel. The front brake was disc and hydraulically operated, while the rear brake was a drum type that used internal expanding. The front tire was a 3.00-21, 4PR.
Technical specifications:
Make Model: Suzuki DR 250S
| Year | 1984 – 88 |
|---|---|
| Engine | Four stroke, single cylinder, SOHC, 4 valves, TSCC |
| Capacity | 249 cc / 15.2 cu in |
| Bore x Stroke | 72 61.2 mm |
| Compression Ratio | 8.9:1 |
| Cooling System | Air cooled |
| Lubrication System | Wet sump |
| Induction | Mikuni BS34SS carburetor |
| Ignition | Suzuki PEI |
| Starting | Kick |
| Max Power | 16.5 kW / 22 hp @ 8500 rpm |
| Max Torque | 19.5 Nm / 2.0 kgf-m / 14.5 lb-ft @6500 rpm |
| Clutch | Wet, multi-plate |
| Transmission | 5 Speed, constant mesh |
| Final Drive | Chain |
| Front Suspension | Air/oil telescopic forks |
| Front Wheel Travel | 148 mm / 5.8″ |
| Rear Suspension | Gas/oil full floater, preload and damping adjustable, 148mm wheel travel |
| Rear Wheel Travel | 148 mm / 5.8″ |
| Front Brakes | Disc, hydraulically operated |
| Rear Brakes | Drum, internal expanding |
| Front Tyre | 3.00-21, 4PR |
