Aprilia RS 125 - 2010 Specifications and Reviews
The 2010 Aprilia RS 125 is a lightweight sport bike designed for entry-level riders and racing enthusiasts seeking competitive performance. Powered by a potent two-stroke single-cylinder engine with aggressive styling, it delivers sharp handling and thrilling acceleration in its class. The RS 125 is best known for its race-derived engineering and accessibility to younger or budget-conscious sportbike riders.
About the Aprilia RS 125
Changes from the previous model:
An optional racing kit is available (only for use on the track), providing a expansion chamber racing exhaust, racing exhaust vale with control unit and a racing spark plug.
In 2008 the electronics changed from Nippon-Denso to Piaggio components, including both the CDI and EFI. Along with a vacuum fuel tap and a new Dell-orto 28mm VHST carburettor with vacuum pipe extension.
For 2010 A special edition Aprilia RS 125 Replica SBK World Superbike
edition was released carrying Max Biaggi's number 3.
For 2011 A special edition Aprilia RS 125 Replica Alitalia World Superbike edition was released, provided in The Aprilia Alitalia WSB Racing Team livery which coloured a number of successes for Biaggi in 2010.
The RS125 was dropped in 2012 to make way for the new Aprilia RS4 125 moving from a two-stroke to a four-stroke fuel injected engine.
General information | |
| Category | Sport |
| Year | 2010 |
| Model | Aprilia RS 125 |
| | |
Engine and Transmission Specifications | |
| Clutch | Multi-plate in oil bath. |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Separate mixing with variable displacement, volumetric pump. |
| Ignition | Electronic CDI ignition. |
| Fuel system | Carburettor. Dell'Orto VHST 28. |
| Bore x stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Compression | 12.5:1 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 124.80 ccm (7.62 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 320 mm (12.6 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 150/60-17 |
| Front tyre dimensions | 110/70-17 |
| Rear suspension | Swingarm with asymmetric members in thin wall box section cast aluminium. Hydraulic monoshock with adjustable spring preload. Wheel travel 120 mm. |
| Front suspension | Upside down hydraulic fork, 40 mm. Wheel travel 120 mm. |
| Frame type | Sloping twin-spar frame in thin wall box section cast aluminium, with reinforcement cross-ribbing. |
| | |
Physical measures and capacities | |
| Fuel capacity | 14.00 litres (3.70 gallons) |
| Wheelbase | 1,345 mm (53.0 inches) |
| Overall width | 720 mm (28.3 inches) |
| Overall length | 1,955 mm (77.0 inches) |
Other specs | |
| Color options | Red, blue, black |
| Starter | Electric |
Performance Profile & Rider Fit
Best For
Rider Profile
| Best For | Ideal for beginners and A1 licence holders; a forgiving, learner-friendly sportbike that also rewards experienced riders honing technique. |
| Purpose | A pint-sized track-styled sportbike built for spirited backroad riding, carving corners, commuting, and learning proper sport riding skills. |
| Rider Fit | Light 144kg with a committed sport riding position: clip-on bars, 820mm seat and rear-set pegs. Compact and manageable but leaning-forward and firm. |
| Character | A miniature superbike with real GP-inspired attitude — eager, revvy single that must be worked hard, delivering big-bike thrills at modest speeds. |
| Not Ideal For | Not for those wanting outright speed, relaxed touring comfort, two-up practicality, off-road use, or a laid-back upright commuter. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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