Yamaha RD250: review, history, specs

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1975-Yamaha-RD200-WhiteRed-3.jpg
Yamaha RD250
Manufacturer
Also called RD250, RD250LC
Production 1973 - 1975
Class Classic
Engine
two cylinder boxer, two-stroke
Bore / Stroke 54.0mm x 54.0mm
Compression ratio 7.5:1
Top Speed 101 mph (163 km/h)
Horsepower 37.15 HP (27.7 KW) @ 8500RPM
Air Filter K&N YA-0700 `73-75[1]
Spark Plug NGK B8HS 73-75
Battery YUASA 12N5-5A-3B 73-75
Transmission Gear box: 6-speed
Final Drive: chain
Final Drive Chain: 530x92
Front Sprocket 15T
Rear Sprocket 40T
Brakes Front: single disc
Rear: expanding brake
Front Tire 3.00-18
Rear Tire 3.50-18
Weight 158.0 kg (wet)
Recommended Oil Yamalube 10w-40
Fuel Capacity 4.49 Gallon (17.00 Liters)
Related Yamaha RD350
Competition Honda CB175/CB350
Kawasaki S1
Suzuki T250R and T250J
Value $2000 - $3000
Manuals Service Manual

Brochures ·


The Yamaha RD250 was a two cylinder boxer, two-stroke Classic motorcycle produced by Yamaha between 1973 and 1985. It could reach a top speed of 101 mph (163 km/h). Claimed horsepower was 37.15 HP (27.7 KW) @ 8500 RPM.

Engine[edit]

The engine was a liquid cooled two cylinder boxer, two-stroke. A 54.0mm bore x 54.0mm stroke result in a displacement of just 250.0 cubic centimeters. Fuel was supplied via a membrane & power valve.

Drive[edit]

The bike has a 6-speed transmission.

Chassis[edit]

It came with a 3.00-18 front tire and a 3.50-18 rear tire. Stopping was achieved via single disc in the front and a expanding brake in the rear. The RD250 was fitted with a 4.49 Gallon (17.00 Liters) fuel tank.

The Yamaha RD250 is a motorcycle produced by Yamaha from 1973 to 1975.

1973[edit]

1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Blue
1973 Yamaha RD250 in Brown
1973 Yamaha RD250 in Brown
1973 Yamaha RD250 in Brown
1973 Yamaha RD250 in Brown
1973 Yamaha RD250 in Brown


1974[edit]

1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Gold
1974 Yamaha RD250 in Brown
1974 Yamaha RD250 in Brown
1974 Yamaha RD250 in Brown
1974 Yamaha RD250 in Brown


1975[edit]

In Media[edit]


See Also[edit]


References[edit]

  1. 2019 K&L Supply Co Catalog. K&L Supply Co. 2019.