(Mfg. 06/09), Serial No. 6-31975-1B, DOT406AL, Aluminum Construction, 5342 Gallons, 3-Compartment (2096, 1159, 2087), All Double Bulkhead, Air Operated Internals, "Y" Bottom Load Heads w/ Brake Interlocks, Vapor Recovery w/ Brake Interlock, Offside Gravity Drops & Vapor Recovery, Optics Socket, Air Ride Suspension, Cam Style Drum Brakes, 295/75R22.5 Tires On All Aluminum Wheels, Chain Hangers, (2) R/H Side Hose Tubes w/ Fitting Box @ Front Of Trailer, Aluminum Ladder @ Front Of Trailer...