Suzuki DR 370 (1977-79)
The Suzuki DR 370 is a motorcycle model that was produced between 1977 and 1979. It is a four-stroke, single-cylinder motorcycle with a 369cc engine capacity and a compression ratio of 8.7:1. The bike is cooled by air and has an induction of one 32mm Mikuni BS32SS carburetor. The ignition is magneto battery point and the motorcycle starts with a kick. The bike has a maximum power output of 19.3 kW at 5700 rpm and a maximum torque output of 28 Nm at 4000 rpm.
The clutch is a wet multiplate type and the motorcycle has a five-speed transmission with a chain final drive. The frame is a single downtube, cradle type and the front suspension is a telescopic fork, oil/gas damped. The front wheel travel is 195 mm, while the rear suspension is a full-floater, swingarm type with gas shocks and a rear wheel travel of 132 mm. The motorcycle has front and rear 150mm drum brakes and spoked aluminum wheels with a 3.00-21 PR front tire and a 4.00-18 PR rear tire.
The motorcycle has a steering angle of 32 degrees, a trail of 146 mm, and dimensions of 2120 mm (length) x 860 mm (width) x 1415 mm (wheelbase). The ground clearance is 225 mm and the dry weight is 120 kg. The fuel tank capacity is 8.5 liters and the average fuel consumption is 5.2 L/100 km. The standing 1/4 mile time is 16.9 seconds with a top speed of 140 km/h. In a road test against the Yamaha TT500, the Suzuki DR370 was found to be a better off-road bike due to its better ground clearance and ease of use.
Technical specifications:
Make Model: Suzuki SP 370
Year: 1977 – 79
Engine: Four stroke, single cylinder, SOHC
Capacity: 369 cc / 22.5 cu in
Bore x Stroke: 85 x 65.2 mm
Compression Ratio: 8.7:1
Cooling System: Air cooled
Induction: 1 x 32mm Mikuni BS32SS carburetor
Lubrication: Wet sump
Ignition: Magneto battery point
Starting: Kick
Max Power: 19.3 kW / 26 hp @ 5700 rpm
Max Torque: 28 Nm / 2.86 kgf-m / 20.7 lb-ft @ 4000 rpm
Clutch: Wet multiplate
Transmission: 5 Speed
Final Drive: Chain
Frame: Single downtube, cradle
Front Suspension: Telescopic fork, oil/gas damped
Front Wheel Travel: 195 mm / 7.7 in
Rear Suspension: Full floater, swingarm, gas shocks
Rear Wheel Travel: 132 mm / 5.2 in
Front Brakes: 150 mm Drum
Rear Brakes: 150 mm Drum
Wheels: Spoked aluminum
Front Tyre: 3.00 – 21 PR
Rear Tyre: 4.00 -18 PR
Steering Angle: 32 degrees
Trail: 146 mm / 5.7 in
Dimensions: Length: 2120 mm / 83.5 in Width: 860 mm / 33.9 in
Wheelbase: 1415 mm / 55.7 in
Ground Clearance: 225 mm / 8.9 in
Dry Weight: 120 kg / 264 lbs
Fuel Capacity: 8.5 Litres / 2.2 US gal / 1.9 Imp gal
Consumption average: 5.2 L/100 km / 19.2 km/l / 46.2 US mpg / 54.2 Imp mpg
Standing 1/4 Mile: 16.9 sec / 114 km/h / 70.8 mph
Top Speed: 140 km/h . 87 mph
Road Test: Yamaha TT500 vs Suzuki DR370 Modern Cycle
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