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Aprilia Specifications

Aprilia RX 125 R (2007-09)

Entry updated

Aprilia RX 125 R (2014)

At a glance

Capacity
124.8 cc / 7.6 cu in

The full picture.

The Aprilia RX 125 R motorcycle from 2007-2009 features a single cylinder two-stroke engine with a capacity of 124.8 cc and a compression ratio of 12.5:1. It is homologated to Euro 3 standards and has a liquid cooling system with Dell Orto VHST 28 induction and electronic CDI ignition. It starts with both electric and kick options and has a 6-speed transmission with a chain final drive. The frame is made of high strength steel with a double trellis beam and double cradle, and a separate seat frame. The front suspension is an upside-down telescopic fork with 40mm, while the rear suspension is a steel swingarm with a hydraulic monoshock and piggyback cylinder. This bike has single 260mm disc brakes with 2-piston caliper in front and single 220mm disc, 1 piston caliper brakes in the rear. The 10-liter fuel capacity and 90/90-21 front and 120/90 18 rear tires make it suitable for off-road adventures.


Technical specifications:

Make Model: Aprilia RX 125 R

Motorcycle technical specifications
Year2007 – 09
EngineSingle cylinder two stroke. Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate mixing. Homologated to Euro 3 standard.
Capacity124.8 cc / 7.6 cu in
Bore x Stroke54 x 54.5 mm
Compression Ratio12.5:1
Cooling SystemLiquid cooled
InductionDell Orto VHST 28
IgnitionElectronic CDI
StartingElectric and kick
Transmission6 Speed
Final DriveChain
Gear Ratio1st 10:30 / 2nd 14:29 / 3rd 17:27 / 4th 19:25 / 5th 21:23 / 6th 22:21
FrameHigh strength steel frame with double trellis beam and double cradle. Separate seat frame.
Front SuspensionUpside down telescopic fork, 40 mm.
Front Wheel Travel260 mm / 10.2 in
Rear SuspensionSteel swingarm. Hydraulic monoshock with piggy back cylinder.
Rear Wheel Travel270 mm / 10.6 in
Front BrakesSingle 260 mm disc. 2 piston caliper
Rear BrakesSingle 220 mm disc, 1 piston caliper
Front Tyre90/90-21
Rear Tyre120/90 18
Fuel Capacity10 liters / 2.6 US gal