Suzuki RM500: history, specs, pictures

**Suzuki RM500**
Manufacturer	Suzuki
Production	1983 - 1984
Predecessor	Suzuki RM465
Class	Motocross
Engine	500cc Air-cooled, Single Cylinder, 2-stroke
Bore / Stroke	88.4mm x 88.4mm
Compression ratio	6.2:1
Fuel system	Mikuni VM38SS Carburetor
Sparkplug	NGK B8EGV '83-84
Transmission	Gear box: 4 Speed ; Final Drive: Chain ;
Suspension	Front: Air, Oil Damped, Leading Axle, Fully Adjustable Compression Damping ; Rear: Full Floater, Gas/oil Shock
Brakes	Front: Drum ; Rear: Drum
Front Tire	100/80-21 4PR
Rear Tire	140/80-18 4PR
Wheelbase	58.11 inches (1476 mm)
Dimensions	L 85.59 inches (2174 mm); W 33.31 inches (846 mm);
Seat height	37.8 inches (960 mm)
Weight	(dry), 103.0 kg (wet)
Competition	Honda CR480R ; Yamaha YZ490 ; Yamaha IT490
Manuals	Service Manual
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The Suzuki RM500 was a Air-cooled, Single Cylinder, 2-stroke Trial motorcycle produced by Suzuki in 1983. It replaced the RM465 until eventually the open class ran out of steam.

Engine

A 88.4mm bore x 88.4mm stroke result in a displacement of just 492.0 cubic centimeters.

Drive

The bike has a 4 Speed transmission.

Chassis

It came with a 100/80-21 4PR front tire and a 140/80-18 4PR rear tire. Stopping was achieved via Drum in the front and a Drum in the rear. The front suspension was a Air, Oil Damped, Leading Axle, Fully Adjustable Compression Damping while the rear was equipped with a Full Floater, Gas/oil Shock. The wheelbase was 58.11 inches (1476 mm) long.