For 1995 Aprilia offered the RS 125SP in Chesterfield colours tied to Max Biaggi, its star rider of the period.
| MODEL | APRILIA RS 125SP CHESTERFIELD MAX BIAGGI REPLICA 1995 |
| Year | 1995 |
| Engine Type | Single cylinder, two-stroke, reed valve induction |
| Displacement / Capacity | 125 cc / 7.6 cu in |
| Bore X Stroke | 54 x 54.5 mm |
| Compression Ratio | 14.5:1 |
| Cooling System | Liquid cooled |
| Max Power | 24.8 kW / 34 hp @ 11000 rpm |
| Max Torque | 25 Nm / 2.5 kgf-m / 18.4 lb-ft @ 9000 rpm |
| Ignition | Electronic |
| Induction | Dell'Orto VHSB 34LD carburettor |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6 Speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Aluminium alloy perimeter beam frame |
| Front Suspension | 40 mm upside-down forks, 120 mm / 4.7 in wheel travel |
| Rear Suspension | Monoshock, 120 mm / 4.7 in wheel travel |
| Front Brakes | Single 320 mm disc, 4-piston caliper |
| Rear Brakes | Single 240 mm disc, 2-piston caliper |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | 115 kg / 254 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 110/70-17 |
| Rear Tyre | 150/60-17 |
| FUEL SYSTEM | |
| Fuel Capacity | 11.5 Litres / 3.0 US gal |
| Fuel Consumption | 19.5 km/l |
| Top Speed | 171.3 km/h / 106.4 mph |
For 1995 Aprilia offered the RS 125SP in Chesterfield colours tied to Max Biaggi, its star rider of the period. It is the same aluminium perimeter-frame two-stroke sports 125 as the standard SP, set apart by the replica livery, with fairing styling echoing the factory GP bikes.
