(Mfg. 2/03), Serial# TT-7134-03, Model# BATT-54-2-SB, DOT406AL, 5400 Gallon, 2-Compartment (2700,2700), Double Bulkhead, 4" API Combo Bottom Load/Unload Heads w/ Brake Interlock, Work Light @ Load Heads, Vapor Recovery w/ Brake Interlock, 3" Forward Pump Line, Offside Gravity Drops & Vapor Recovery, Work Light @ Offside Plumbing, Spring Suspension, 295/75R22.5 Tires on All Aluminum Wheels, Cam Style Brakes, Aluminum Fenders, L/H Hose Tube, R/H Hose Tube, R/H Aluminum Fitting Box, Aluminum Ladder @ Front of Trailer.....