Upton tractor pulls sled full distance at Corowa tractor pull

The Upton MT855 tractor pulls the ENFORCER sled at the Corowa vintage machinery tractor pull at little more than idle speed. Winter 2014. This machine was one of only 8 MT855's built by Upton Engineering in Corowa NSW Australia. This particular unit was originally fitted with a 200hp Hercules engine and later replaced by a 290hp Cummins. The total weight of this tractor is approximately 16 tons. At the time (1976) this tractor was considered to be the largest 2wd tractor in the world, Later to be replaced by the massive 23 ton Upton HT-350 which is still considered to be the current champion.