04 November. Tuesday 2025
Aprilia Sonic Gp 50 - 1999 Specifications and Reviews
1999
Engine and Transmission Specifications | |
| Transmission typefinal drive | Belt |
| Gearbox | Automatic |
| Cooling system | Liquid |
| Starter | Electric & kick |
| Ignition | CDI |
| Valves per cylinder | 2 |
| Fuel system | Carburettor. unleaded petrol according to Din 51607 |
| Bore x stroke | 40.0 x 39.2 mm (1.6 x 1.5 inches) |
| Compression | 0.5:1 |
| Max RPM | 1800 |
| Stroke | 2 |
| Engine type | Single cylinder |
| Capacity: | 49.26 ccm (3.01 cubic inches) |
| | |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 180.0 kg (396.8 pounds) |
| Dry weight | 105.0 kg (231.5 pounds) |
| | |
Aprilia Sonic Gp 50 dimensions and frame | |
| Exhaust system | stainless steel pipe |
| Rear brakes diameter | 110 mm (4.3 inches) |
| Rear brakes | Expanding brake (drum brake). drum brake,110 m with mechanic transmission |
| Front brakes | Single disc. 155m with hydraulic transmission |
| Rear suspension travel | 70 mm (2.8 inches) |
| Rear suspension | hydraulic monoshock absorber |
| Front suspension travel | 65 mm (2.6 inches) |
| Front suspension | hydrauliclly operated teleoscopic fork |
| Frame type | one beam, split in two cradles |
Speed and acceleration | |
| 1/4 mile (0.4 km) | 20.000 seconds |
| 0-100 km/h (0-62 mph) | 20.000 seconds |
| Top speed | 48.3 km/h (30.0 mph) |
| Category | Scooter |
| Year | 1999 |
| Model | Aprilia Sonic Gp 50 |
Other specs | |
| Color options | yellow, black, red and black, blue |
| Fuel consumption pr. 10 km (6.2 miles) | 99.99 litres (26.42 gallons) |
| Reserve fuel capacity | 1.50 litres (0.40 gallons) |
| Fuel capacity | 8.00 litres (2.11 gallons) |
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