(Mfg. 04/04), DOT406AL, Aluminum Construction, 5310 Gallons, 3-Compartment (2105, 1100, 2105), All Double Bulkhead, Cable Operated Internals, "Y" Bottom Load Heads w/ Brake Interlocks & Sight Glasses, Roto Tags, Vapor Recovery, Offside Gravity Drops & Vapor Recovery, Optics Socket, Air Ride Suspension, Cam Style Drum Brakes, 295/75R22.5 Tires On All Aluminum Wheels, (1) L/H Hose Tube, (2) R/H Side Hose Tubes w/ Fitting Box @ Front Of Trailer, Aluminum Ladder @ Front Of Trailer...