This M816 wrecker is fully registered in Alberta. It has a cummins 855 engine, Spicer 5 speed manual transmission, and a Rockwell 2 speed transfer case. Rear winch is rated at 45,000lbs and boom at 10,000lbs. Its towing capacity off road is 10tons and on Highway 14ton. The M816 Medium Wrecker is part of the M-800 series of 5 tonne 6x6 military truck made for the US army. This truck was made by Kaiser prior to them moving to AM General in 1970.