Aprilia RX 125 (1985-87)

The Aprilia RX 125 motorcycle was produced between 1985 and 1987. It features a single cylinder, two-stroke engine with a capacity of 124.8cc and a compression ratio of 11.5:1. The bike has a liquid cooling system and can be started using an electric or kick start. The maximum power output of the motorcycle is 24.8 kW or 33.3 hp at 10750 rpm. The transmission is a six-speed, and it has a final drive chain. The front suspension of the bike is a hydraulic telescopic fork, and the rear suspension is a swingarm with a single shock absorber. The front brake is a single disc, and the rear brake is a drum. The front tire size is 3.00-21, and the rear tire size is 4.00-18. The dry weight of the Aprilia RX 125 is 91 kg or 201 lbs, with a fuel capacity of 8.5 L or 2.2 US gal. The top speed of the bike is 130 km/h or 80.8 mph. In a 1990 group test conducted by Motosprint, the Aprilia RX 125 was reviewed alongside other motorcycles of its class.

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Technical specifications:

Make Model: Aprilia RX 125

Year: 1985 – 87

Engine: Single cylinder, two stroke

Capacity: 124.8 cc / 7.6 cu in

Bore x Stroke: 54 x 54.5 mm

Compression Ratio: 11.5:1

Cooling System: Liquid cooled

Starting: Electric and kick

Maximum Power: 24.8 kW / 33.3 hp @ 10750 rpm

Transmission: 6 Speed

Final Drive: Chain

Front Suspension: Hydraulic telescopic fork

Rear Suspension: Swingarm with single shock absorber

Front Brakes: Single disc

Rear Brakes: Drum

Front Tyre: 3.00-21

Rear Tyre: 4.00-18

Dry Weight: 91 kg / 201 lbs

Fuel Capacity: 8.5 L / 2.2 US gal

Top Speed: 130 km/h / 80.8 mph

Road Test: Motosprint 1990 Group Test