Yamaha RD125
| Manufacturer | Yamaha |
|---|---|
| Production | 75-81 |
| Engine | 125cc |
| Sparkplug | B8HS '75 B8ES '76 |
| Battery | 12N5-5A-3B '75 , '76 |
| Front Tire | 2.75-18 '75 , '76 |
| Rear Tire | '75 3.00-18 '76 |
| Manuals | Service Manual |
| Tech Specs · Brochures · Reviews · Ads · Videos | |
The Yamaha RD125 is a motorcycle produced by Yamaha from 1975 to 1981.
1975
| ||||||||
| Manufacturer | Yamaha |
|---|---|
| Also called | RD125DX, RD125LC, RD 125 LC, RD 125 DX, RD 125 |
| Production | 1973 - 1983 |
| Class | Classic |
| Engine | single cylinder, two-stroke |
| Bore / Stroke | 56.0mm x 50.0mm |
| Compression ratio | 6.8:1 |
| Top speed | 78 mph (126 km/h) |
| Horse Power | 16.63 HP (12.4 KW) @ 9000RPM |
| Battery | 6.4:1 |
| Transmission | Gear box: 6-speed Final Drive: chain |
| Suspension | Front: Telescopic forks Rear: Dual rear shock preload adjustable |
| Brakes | Front: single disc Rear: expanding brake |
| Front Tire | 2.75-18 |
| Rear Tire | 3.25-18 |
| Wheelbase | 49.02 inches (1245 mm) |
| Seat height | 29.49 inches (749 mm) |
| Weight | (dry), 115.0 kg (wet) |
| Fuel capacity | 3.43 Gallon (13.00 Liters) |
| Manuals | Service Manual |
| Tech Specs · Brochures · Reviews · Ads · Videos | |
The Yamaha RD125LC was a single cylinder, two-stroke Classic motorcycle produced by Yamaha between 1973 and 1983. It could reach a top speed of 78 mph (126 km/h). Claimed horsepower was 16.63 HP (12.4 KW) @ 9000 RPM.
Engine
The engine was a liquid cooled single cylinder, two-stroke. A 56.0mm bore x 50.0mm stroke result in a displacement of just 123.0 cubic centimeters. Fuel was supplied via a membrane.
Drive
The bike has a 6-speed transmission. Power was moderated via the wet plate.
Chassis
It came with a 2.75-18 front tire and a 3.25-18 rear tire. Stopping was achieved via single disc in the front and a expanding brake in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Dual rear shock preload adjustable. The RD125LC was fitted with a 3.43 Gallon (13.00 Liters) fuel tank. The wheelbase was 49.02 inches (1245 mm) long.
1973 - 1980 Yamaha RD 125
Welcome to low compression and the permanent 90 Km (55 mph) limit. The engine reaches its initial peak at 6000 rpm, then trails along a plateu until 7000 rpm.