Machine description: *THIS LOT SOLD WITH: 2006 - MANAC 13248801 48 FT T/A STEP DECK TRAILER s/n: 2M512146X61107023 c/w: 68172 lb GVWR, Air Ride Suspension, Air Brakes, 10 ft Upper Deck, 38 ft Main Deck, 96 in Usable Deck ... more info about the 1999 Manac HDR-500.