Yamaha RD350R

From CycleChaos
Jump to navigation Jump to search
Yamaha RD 350R
Production 1990
Class Sport Bike
Parallel twin cylinder, four stroke, liquid-cooled, YPVS
Bore / Stroke 63.5mm x 63.5mm
Compression ratio 6.2:1
Horsepower 63.03 HP (47.0 KW) @ 9000RPM
Torque 36.14 ft/lbs (49.0 Nm) @ 9000RPM
Transmission Gear box: 6-Speed

Final Drive: Chain

Clutch: Wet multi-plate
Suspension Front: Telescopic forks air assistance
Rear: Monocross
Brakes Front: Double discs 260 mm
Rear: Single disc 260 mm
Front Tire 90/90-18 51H
Rear Tire 110/80-18 58H
Wheelbase 54.49 inches (1384 mm)
Seat Height 31.1 inches (790 mm)
Weight 155.0 kg (wet)
Recommended Oil Yamalube 10w-40
Manuals Service Manual

The Yamaha RD 350R was a Parallel twin cylinder, four stroke, liquid-cooled, YPVS Sport Bike motorcycle produced by Yamaha in 1990. Max torque was 36.14 ft/lbs (49.0 Nm) @ 9000 RPM. Claimed horsepower was 63.03 HP (47.0 KW) @ 9000 RPM.


A 63.5mm bore x 63.5mm stroke result in a displacement of just 347.0 cubic centimeters.


The bike has a 6-Speed transmission. Power was moderated via the Wet multi-plate.


It came with a 90/90-18 51H front tire and a 110/80-18 58H rear tire. Stopping was achieved via Double discs 260 mm in the front and a Single disc 260 mm in the rear. The front suspension was a Telescopic forks air assistance while the rear was equipped with a Monocross. The wheelbase was 54.49 inches (1384 mm) long.

1990 - 1992 Yamaha RD 350R[edit]

1990 - 1992 Yamaha RD 350R 1990 - 1992 Yamaha RD 350R 1990 - 1992 Yamaha RD 350R

The RD 350R is the same fantastic bike and practicality as it was ten years ago. The semi sports ride position is quite spacious compared to more modern tackle.