Aprilia RX 125 R (2007 – 2009)

The Aprilia RX 125 R is a razor-sharp, two-stroke marvel that embodies the perfect blend of agility and performance.

With its single cylinder engine, read valve intake, and separate mixing system, this potent powerplant delivers exceptional acceleration and responsiveness. The Euro 3 homologation ensures compliance with the latest emissions regulations.

Its lightweight high-strength steel frame, double trellis beam, and double cradle design provide a perfect balance of agility and stability, making it an absolute delight to ride on twisty roads or demanding off-road trails.

Whether you’re carving through mountain passes or navigating technical singletrack, the RX 125 R’s razor-sharp handling and exceptional power delivery will leave you grinning from ear to ear.

Key Specifications

Engine Type	Single cylinder two stroke. Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate mixing. Homologated to Euro 3 standard.
Engine Capacity	124.8 cc / 7.6 cu in
Fuel Tank Capacity	2.6 US gallons / 10.0 L

*n/a – information not provided by manufacturer

All Specifications

Make & Model

Model	Aprilia RX 125 R
Year	2007 – 2009

Engine

Engine Type	Single cylinder two stroke. Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate mixing. Homologated to Euro 3 standard.
Displacement	124.8 cc / 7.6 cu in
Bore x Stroke	54 x 54.5 mm
Compression Ratio	12.5:1
Engine Management System	DellOrto VHST 28
Cooling System	Liquid cooled

Performance

Top Speed

185 km/h / 115 mph

*n/a – information not provided by manufacturer

Transmission

Gearbox	6 Speed
Gear Ratios	1st 10:30 / 2nd 14:29 / 3rd 17:27 / 4th 19:25 / 5th 21:23 / 6th 22:21
Final Drive	Chain

Electrical & Electronics System

Starter

Electric and kick

Chassis & Suspension

Frame Type	High strength steel frame with double trellis beam and double cradle. Separate seat frame.
Front Suspension	Upside down telescopic fork, 40 mm
Front Suspension Travel	10.2 inches / 260 mm
Rear Suspension	Steel swingarm. Hydraulic monoshock with piggy back cylinder.
Rear Suspension Travel	10.6 inches / 270 mm

Wheels & Brakes

Front Tire Size	90/90-21
Rear Tire Size	120/90 18
Front Brakes	Single 260 mm disc. 2 piston caliper
Rear Brakes	Single 220 mm disc, 1 piston caliper

Dimension & Weights

Fuel Tank Capacity

2.6 US gallons / 10.0 L

Features

Single cylinder two stroke engine
Aluminium cylinder with Nikasil coated liner
Read valve intake
Separate mixing
Homologated to Euro 3 standard
High strength steel frame
Double trellis beam and double cradle
Separate seat frame
Dedicated high-performance motorcycles for young sports riders
6 speed gearbox (1st 10:30, 2nd 14:29, 3rd 17:27, 4th 19:25, 5th 21:23, 6th 22:21)
Sports tyres on 17″ wheels (SX model)
Refined and sprightly engine
Suspension system
Enduro-style motorcycle with split personality for both off-road and daily commuting (RX model)

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*We strive to provide the most comprehensive and accurate specifications possible. However, certain details may not be available if the manufacturer did not disclose them or if the information is no longer publicly accessible. If you find any discrepancy with any data on this site, please feel free to let us know at contact@throttlecraze.com