Aprilia RS 125 R Extrema (1994-95)

The Aprilia RS 125R Extrema is a 125 cc, single cylinder, two stroke motorcycle with a liquid cooling system and reed valves induction. Its engine has a bore of 54mm and a compression ratio of 14.5:1. The bike has an electronic ignition system, 6 speed transmission, and a chain final drive. It produces a max power of 24.8 kW at 11000 rpm and max torque of 25 Nm at 9000 rpm. The suspension consists of upside-down forks and a monoshock, which provide 120 mm of travel for both front and rear wheels. The braking system includes single discs for the front and rear wheels, with 4 and 2 piston calipers respectively. The bike has a front tyre size of 110/70-17 and a rear tyre size of 150/60-17. It weighs 115 kg and is capable of reaching a top speed of around 120 km/h.

Technical specifications:

Make Model: Aprilia RS 125R Extrema

Year: 1994 – 95
Engine: Single cylinder, two stroke, reed valves induction
Capacity: 125 cc / 7.6 cu in
Bore x Stroke: 54 x 54.5mm
Compression Ratio: 14.5:1
Cooling System: Liquid cooled
Induction: Dell’Orto VHSB 34LD
Ignition: Electronic
Starting: Electric
Max Power: 24.8 kW / 34 hp @ 11000 rpm
Max Torque: 25 Nm / 2.5 kgf-m / 18.4 lb-ft @ 9000 rpm
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: Upside-down forks, 40mm
Front Wheel Travel: 120 mm / 4.7 in
Rear Suspension: Monoshock
Rear Wheel Travel: 120 mm / 4.7 in
Front Brakes: Single 320 mm discs, 4 piston caliper
Rear Brakes: Single 240 mm disc, 2 piston caliper
Front Tyre: 110/70-17
Rear Tyre: 150/60-17
Dry Weight: 115 kg / 254 lbs