1992 Aprilia RX 125R technical specifications

Technical specifications

Model: RX 125R
Years: 1992-93
Engine: Single cylinder, two stroke, Rotax 123, Gilardoni 2 cylinder/head
Capacity: 124.8 cc / 7.6 cu in
Bore x Stroke: 54 x 54.5 mm
Compression Ratio: 12.5:1
Induction: VHSB34 LD carburetor
Starting: Electric and kick
Max Power: 25.7 kW / 34.5 hp@ 10800 rpm
Max Torque: 21.6 Nm / 2.2 kgf-m / 15.9 lb-ft @ 10500 rpm
Transmission: 6 Speed
Final Drive: #520 Chain, 12T to 17T pinion gear, 49T spur gear
Front Suspension: Marzocchi upside down fork
Rear Suspension: Swingarm with single shock absorber, Aprilia Progressive System with fully adjustable Boge Sachs shock absorber
Front Brakes: Single Ø 250 mm disc
Rear Brakes: Single Ø 220mm disc
Front Tyre: 90/90-21
Rear Tyre: 120/90-18
Dry Weight: 105 kg / 231 lbs
Wet Weight: 122 kg / 269 lbs
Fuel Capacity: 11.5 L / 3.0 US gal / 2.5 Imp gal
Consumption Average: 6.7 L/100 km / 15.0 km/l / 36 USmpg
Braking 60 km/h / 32 mph - 0: 14.3 m / 46.9 ft
Braking 100 km/h / 67 mph - 0: 42.9 m / 140.7 ft
Standing ¼ Mile: 14.9 sec / 127.0 km/h / 79 mph
Top Speed: 132.2 km/h / 82.1 mph

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