The Aprilia RS 125 Nero is a motorcycle model from 2006 that has a single cylinder, two-stroke engine with reed valve induction and a capacity of 124.8 cc. It has a compression ratio of 12.5:1 and is liquid-cooled with separate mixing and a Dell’Orto PHBH 28 carburetor. The ignition is CDI electronic and it has an electric starter as well as a 12V, 180W alternator. The bike can reach a max power of 21 kW or 28 hp at 10500 rpm and a max torque of 19 Nm at 9000 rpm. It has a wet, multi-disc clutch and a 6-speed transmission with a chain final drive. The gear ratios are 1st 10:30, 2nd 14:29, 3rd 17:27, 4th 19:25, 5th 21:24, and 6th 22:23. The primary drive is 63:19 and the final drive is 17:40. The frame is a cast aluminum, reinforced box section, sloping twin-spar frame with upside-down forks measuring 40mm and front wheel travel of 120mm or 4.7 inches.
Technical specifications:
Make Model: Aprilia RS 125 Nero
| Year | 2006 |
|---|---|
| Engine | Single cylinder, two stroke, reed valves induction |
| Capacity | 124.8 cc / 7.5 cu in |
| Bore x Stroke | 54 x 54.5mm |
| Compression Ratio | 12.5:1 |
| Cooling System | Liquid cooled |
| Lubrication | Separate mixing, volumetric pump |
| Induction | Dell’Orto PHBH 28 carburetor |
| Ignition | CDI electronic ignition |
| Starting | Electric |
| Alternator | 12V, 180W |
| Max Power | 21 kW / 28 hp @ 10500 rpm |
| Max Torque | 19 Nm / 1.9 kgf-m / 14.1 lb-ft @ 9000 rpm |
| Clutch | Wet, multi-disc |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Gear Ratios | 1st 10:30 / 2nd 14:29 / 3rd 17:27 / 4th 19:25 / 5th 21:24 / 6th 22:23 |
| Primary Drive | 63:19 |
| Final Drive | 17:40 |
| Frame | Cast aluminium, reinforced box section, sloping twin-spar frame |
| Front Suspension | Upside-down forks, 40mm |
| Front Wheel Travel | 120 mm / 4.7 in |
