(Mfg. 11/06), Serial No. TT31979-07, Model No. BATT-74-3-DC, DOT406AL, 7,400 Gallons, 3-Compartment (3400, 1700, 2300), Air Operated Internals, 4" API "Y" Bottom Load Heads w/ Brake Interlocks, Roto Tags, Dual Vapor Recoveries @ Load Heads (Brake Interlock On Front), Offside Gravity Drops & Vapor Recovery, FloTech Overfill Monitor, Optic Socket, Spring Suspension, 385/65R22.5 Tires on Aluminum Wheels, Cam Style Brakes, Aluminum Fenders, L/H Chain Hanger, L/H Aluminum Tool Box, L/H Hose Tube, R/H Chain Hanger, (2) R/H Stacked Hose Tubes, R/H Aluminum Tool Box, Aluminum Fitting Box in Draw Bar, Aluminum Ladder @ Front of Tank....