The M1120 HEMTT LHS (Load Handling System) is a M977 Heavy Expanded Mobility Tactical Truck with a load handling system in place of a flat bed. The HEMTT is an eight-wheel drive, diesel-powered, tactical truck used by theUSmilitary and others. The HEMTT is manufactured by Oshkosh Defense and entered Army service in 1982, with the M1120 variant first produced in 1999.

   The chassis of the M1120 is formed of 257 × 89 × 9.5 mm heat-treated carbon manganese steel with a yield strength of 758 MPa. With the exception of the wrecker variant, this chassis is common on all HEMTT variants Bolted construction with Grade 8 bolts is used throughout. A centrally mounted self-recovery winch is an option and this is fitted to around 20% of production.

   All M1120 variants are capable of fording water crossings up to 48 inches deep, and can climb a gradient of at least 60%. All M1120 variants are air transportable in the C-130 and C-17 transport aircraft.