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 |
