The Scammell Pioneer was a British 6x4 tractor used in the Second World War as an artillery tractor, recovery vehicle and tank transporter. Pioneers purchased by the British Army were equipped with a 102 bhp Gardner 6 cylinder diesel engine.
The first 43 recovery tractors delivered to the British Army from 1936 the British Army were designated the Pioneer SV1S ] and the Pioneer SV1T both with a 3 ton folding crane and lockers for recovery equipment and towing bars.
The Pioneer SV2S introduced in 1938 had a simpler redesigned extending crane with greater lifting height, and remained in production throughout the war, with 1975 recovery trators produced. A pair of tracks that could be fitted over the two rear wheels, converting it into a half track with greater traction on soft ground. Many tractors were still used in military service long after WWII.