Aprilia RX 125 R (2010-13)

The Aprilia RX 125 R is a motorcycle produced between 2010 and 2013. It features a single cylinder two-stroke engine with a capacity of 124.8 cc, a compression ratio of 12.5:1, and is homologated to Euro 3 standard. The engine uses an aluminium cylinder with a Nikasil coated liner, read valve intake, and separate mixing. It is liquid cooled and uses a Dell Orto VHST 28 induction system with electronic CDI ignition. The motorcycle can be started with both electric and kick methods. It has a maximum power output of 15.7 kW and a maximum torque of 16 Nm. The clutch is wet, multiplate, and the transmission has 6 speeds, with a final drive chain. The frame of the motorcycle is made of high strength steel with double trellis beam and double cradle, and a separate seat frame. The front suspension is an upside-down telescopic fork while the rear suspension is a steel swingarm with hydraulic monoshock and piggyback cylinder. The front brake features a single 260 mm disc with 2 piston caliper, and the motorcycle has a maximum wheel travel of 260 mm at the front and 270 mm at the rear.

Technical specifications:

Make Model: Aprilia RX 125

Year: 2010 – 13
Engine: Single cylinder two stroke. Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate mixing. Homologated to Euro 3 standard.
Capacity: 124.8 cc / 7.6 cu in
Bore x Stroke: 54 x 54.5 mm
Compression Ratio: 12.5:1
Cooling System: Liquid cooled
Induction: Dell Orto VHST 28
Ignition: Electronic CDI
Starting: Electric and kick
Maximum Power: 15.7 kW / 21.24 hp
Maximum Torque: 16 Nm / 1.6 kgf-m / 11.8 lb-ft
Clutch: Wet, multiplate
Transmission: 6 Speed
Final Drive: Chain
Gear Ratio: 1st 10:30 / 2nd 14:29 / 3rd 17:27 / 4th 19:25 / 5th 21:23 / 6th 22:21
Primary Drive ratio: 19:63
Frame: High strength steel frame with double trellis beam and double cradle. Separate seat frame.
Front Suspension: Upside down telescopic fork, 40 mm.
Front Wheel Travel: 260 mm / 10.2 in
Rear Suspension: Steel swingarm. Hydraulic monoshock with piggy back cylinder.
Rear Wheel Travel: 270 mm / 10.6 in
Front Brakes: Single 260 mm disc. 2 piston caliper