Yamaha RD 125LC (1985)

The Yamaha RD 125LC (1985) is a lightweight motorcycle with a two-stroke, single cylinder engine that has a capacity of 123cc or 7.5 cu-in. It has a compression ratio of 6.4:1 and uses autolube oil lubrication with a 1.1L oil capacity. The bike features 24mm Mikuni carburetors and Hitachi CDI ignition, and can produce a maximum power of 20 hp or 15.5 kW at 9500 rpm and maximum torque of 1.6 kgf-m or 16 Nm at 9250 rpm. It has a six-speed transmission and chain final drive, with front suspension consisting of 32mm telescopic forks and rear suspension using a monocross linkage with six-way preload adjustment. The front brakes feature a single 245mm disc and the rear brakes are a 130mm drum. The front tire is 2.75-18-4PR and the rear tire is 3.00-18-6PR, with a fuel capacity of 13 liters or 3.4 US gal. The dimensions of the bike are 1990 mm in length, 735 mm in width, and 1190 mm in height, with a wheelbase of 1295 mm and a seat height of 775 mm. The ground clearance is 185 mm, and dry weight is not specified.

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Technical specifications:

Make Model: Yamaha RZ 125 Naked

Year: 1985

Engine: Two stroke, single cylinder

Capacity: 123 cc / 7.5 cu-in

Bore x Stroke: 56 50 mm

Cooling System: Liquid cooled

Compression Ratio: 6.4:1

Lubrication: Autolube

Oil Capacity: 1.1 L

Induction: 24mm Mikuni carburetors

Ignition: Hitachi CDI

Starting: Kick

Max Power: 20 hp / 15.5 kW @ 9500 rpm

Max Torque: 1.6 kgf-m / 16 Nm @ 9250 rpm

Transmission: 6 Speed

Final Drive: Chain

Front Suspension: 32mm Telescopic forks

Rear Suspension: Monocross linkage 6-way preload adjustment

Front Brakes: Single 245mm disc

Rear Brakes: 130mm Drum

Front Tyre: 2.75-18-4PR

Rear Tyre: 3.00-18-6PR

Dimensions: Length 1990 mm / 78.3 in Width 735 mm / 28.9 in Height 1190 mm / 46.8 in

Wheelbase: 1295 mm / 50.9 in

Seat Height: 775 mm / 30.5 in

Ground Clearance: 185 mm / 7.2 in

Dry Weight: NA

Fuel Capacity: 13 Litres / 3.4 US gal