Aprilia ETX 125 (1984-85)

The Aprilia ETX 125 motorcycle was produced in 1984-85 and featured a two-stroke single-cylinder engine with a capacity of 123.6cc. It had a compression ratio of 15.5:1 and was liquid-cooled. The bike had a 6-speed transmission and produced a maximum power of 13.6 kW or 18.3 hp at 8250 rpm. The final drive was a chain and the frame was a single steel beam cradle. The front suspension had a hydraulic telescopic fork with Marzocchi A35 mm, and the rear suspension was a swingarm with a single shock absorber. The front brake was a single disc with a diameter of approximately 230 mm, while the rear brake was a drum with a diameter of 125 mm. The front and rear tires were 2.75-21 and 4.00-18, respectively. The dry weight of the bike was 113 kg or 249 lbs, and the fuel capacity was 10 L or 2.6 US gal. The top speed of the bike was 121.5 km/h or 75.5 mph.

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Technical specifications:

Make Model: Aprilia ETX 125

Year: 1984-85

Engine: Two stroke single cylinder

Capacity: 123.6 cc / 7.54 cu in

Bore x Stroke: 54 x 54 mm

Compression Ratio: 15.5:1

Cooling System: Liquid cooled

Transmission: 6 Speed

Maximum Power: 13.6 kW / 18.3 hp @ 8250 rpm

Final Drive: Chain

Frame: Single steel beam cradle

Front Suspension: Hydraulic telescopic front fork, Marzocchi ~A35 mm

Rear Suspension: Swingarm with single shock absorber

Front Brakes: Single disc, ~A230 mm

Rear Brakes: Drum, ~A125 mm

Front Tyre: 2.75-21

Rear Tyre: 4.00-18

Dry Weight: 113 kg / 249 lbs

Fuel Capacity: 10 L / 2.6 US gal

Top Speed: 121.5 km/h / 75.5 mph