Make Model	Aprilia 125 Chopper
Year	2001 - 05
Engine	Single cylinder, two-stroke
Capacity	124.8 cc / 7.5 cu in
Bore x Stroke	54 x 54.5 mm
Compression Ratio	12.5:1
Cooling System	Liquid cooled
2-Stroke Oil	Max 2T Competition
Induction	Dell'Orto PHBH 28 RD carburetor
Ignition	CDI
Spark Plug	NGK BR10 EG
Starting	Electric
Battery	12V - 9Ah
Max Power	11.2 kW / 15 hp @ 6600 rpm
Max Torque	12.7 Nm / 1.3 kgf-m 9.4 lb-ft @ 6500 rpm
Transmission	6 Speed
Final Drive	Chain
Gear Ratios	1st 10:30 / 2nd 14:29 / 3rd 17:27 / 4th 19:25 / 5th 21:23 / 6th 22:21
Primary Ratio	19:63
Secondary Ratio (with chain)	14:40
Gearbox Oil	SAE 75W-90
Frame	Double open cradle
Rake	33°
Trail	98 mm / 3.9 in
Front Suspension	Telescopic fork
Front Wheel Travel	120 mm / 4.7 in
Rear Suspension	2 x Hydraulic shock absorbers
Rear Wheel Travel	70 mm / 2.8 in
Front Brakes	Single Ø230 mm disc, 2 piston caliper
Rear Brakes	Drum, Ø160 mm
Wheels	Stainless steel with Ø4 mm spokes
Front Rim	1.85 x 19
Rear Rim	2.50 x 16
Front Tyre	90/90-19
Rear Tyre	130/90-16
Dimensions	Length: 2300 mm / 90.6 in Width:     780 mm / 30.7 in Height: 1120 mm / 44.1 in
Wheelbase	1550 mm / 61.0 in
Seat Height	830 mm / 32.7 in
Ground Clearance	180 mm / 7.1 in
Wet Weight	148 kg / 326 lbs
GVWR	320 kg / 705 lbs
Fuel Capacity	10 L / 2.6 US gal
Fuel Capacity Reserve	2 L / 0.5 US gal
Mixer Oil	2 L / 0.5 US gal
Mixer Oil Reserve	0.5 L / 1.1 US pts
Average Fuel Consumption	2.8 L/100 km / 35.2 km/l / 83 US mpg
Standing ¼ mile	18.8 sec
Top Speed	114 km/h / 70.8 mph
Road Test	Moto Sprint