4″ Hydraulic Cylinder, Breakaway Brake System, Stake Pockets, DOT Lighting, Safety Chains, 6′ Slide Out Ladder Ramps, 8K Drop Leg Jack, Rub Rail, 20″ Solid Steel Sides, Dual 6000# Leaf Spring E-Z Lube Axles, Interior Dimensions 72″ W x 12′ L, Rear Gate 72″ Combo Gate, 2 5/16″ Adjustable Coupler, ST225/75R15 Radials