1987 Fruehauf M11A. Rear trailer VIN# 1H4H02028HJ024910. GVWR 40,000 GAWR 20,000. W- 8' L- 21'30" H- 12'. Wheel to wheel is 197". Front unit is - GVWR 35,000 GAWR 20,000. From pin to axle is 203". Load cap. is 17 cu yards or 20 tons per unit.