| Scammell Pioneer | |
|---|---|
 A British Army Scammell Pioneer towing an 8-inch howitzer of 1st Heavy Regiment, near Calais (12 January 1940) | |
| Type | Tractor unit |
| Place of origin | United Kingdom |
| Service history | |
| In service | 1932 - 1980s |
| Used by | British Army |
| Wars | World War II |
| Production history | |
| Designer | Scammell |
| Designed | 1927 |
| Produced | 1927–1945 |
| No. built | 3,414 |
| Variants | Heavy artillery tractor, heavy recovery vehicle & tank transporter |
| Specifications | |
| Mass | Unladen: 8.38 long tons (8.51 t) Payload: 2.95 long tons (3.00 t) Max towed: 19.64 long tons (19.96 t) |
| Length | 20 feet 7 inches (6.27 m) Tank transporter: 22 feet (6.7 m), with trailer: 36 feet 6 inches (11.13 m) |
| Width | 8 feet 6 inches (2.59 m) Tank transporter: 9 feet 5 inches (2.87 m) |
| Height | 9 feet 9 inches (2.97 m) |
| Engine | 510 cu in (8.4 L) Gardner 6-cylinder Diesel 102 brake horsepower (76 kW) at 1700 rpm |
| Drive | 6x4 |
| Transmission | 6-speed constant-mesh gearbox |
| Suspension | Walking beam |
Operational range | 430 miles (690 km) |
| Maximum speed | 24 miles per hour (39 km/h) |
The Scammell Pioneer was a British 6×4 tractor unit used in World War II as an artillery tractor, recovery vehicle and tank transporter.