Suzuki DR 650 RS (1990)

The Suzuki DR 650R/S was a motorcycle introduced in 1990. It had an air/oil-cooled, single-cylinder engine with a capacity of 640cc and a maximum power output of 45 hp at 6800 rpm. The bike had a 5-speed transmission and a chain final drive. The front suspension was a telescopic fork, while the rear suspension used a full floater swingarm with a single shock that was gas/oil damped. The DR 650R/S had a maximum torque of 57 Nm at 5000 rpm and a fuel capacity of 21 liters. Its average fuel consumption was 5.05 L/100 km, and it had a top speed of 162.7 km/h. The bike’s dimensions were 2385 mm (L) x 870 mm (W) x 1330 mm (H), with a wheelbase of 1510 mm and a dry weight of 155 kg. The DR 650R/S had a 280mm single disc front brake and a 230mm single disc rear brake, with standing quarter-mile performance of 13.9 seconds at 143.2 km/h. The bike was road tested by Motosprint Grup Test in 1990.

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Technical specifications:

Make Model: Suzuki DR 650R / S

Year: 1990

Engine: Air/oil cooled, four stroke, single cylinder. SOHC, 4 Valve per cylinder.

Capacity: 640 cc / 39 cu in

Bore x Stroke: 95 x 90.4 mm

Compression Ratio: 9.7:1

Induction: 40 mm Flat side BST40 Mikuni

Ignition: Digital

Starting: Kick

Max Power: 32.8 kW / 45 hp @ 6800 rpm (at rear wheel 30.6 kW / 41.1hp @ 6500 rpm )

Max Torque: 57 Nm / 5.1 kgf-m / 42.0 lb-ft @ 5000 rpm

Transmission: 5 Speed

Final Drive: Chain

Front Suspension: Telescopic fork

Rear Suspension: Full Floater swingarm, single shock, gas/oil damped

Front Brakes: Single 280mm disc, 2 piston caliper

Rear Brakes: Single 230mm disc, 2 piston calipers

Front Tyre: 90/90-21

Rear Tyre: 120/90-17

Dimensions: Length: 2385 mm / 93.9 in Width: 870 mm / 34.3 in Height: 1330 mm / 52.4 in

Wheelbase: 1510 mm / 59.5 in

Seat Height: 890 mm / 34.8 in

Dry Weight: 155 kg / 342lbs

Wet Weight: 168 kg / 370 lbs

Fuel Capacity: 21 Litres / 5.5 US gal / 4.6 Imp gal

Consumption average: 5.05 L/100 km / 19.8 km/l / 46.6 US mpg / 55.9 Imp mpg

Braking 60 km/h – 0: 14.2 m / 46.6 ft

Braking 100 km/h – 0: 42.0 m / 137.8 ft

Standing 1/4 Mile: 13.9 sec / 143.2 km/h / 89.0 mph

Top Speed: 162.7 km/h / 101 mph

Road Test: Motosprint Grup Test 1990