(Mfg. 1/07), Serial# 6-31004-1B, DOT406AL, 5342 Gallon, 3-Compartment (2096,1159,2087), All Double Bulkheads, Air Operated Internals, 4" API 'Y' Bottom Load Heads w/ Brake Interlock & Sight Glasses, Roto Tags, Work Light @ Load Heads, Vapor Recovery w/ Brake Interlock, 3" Forward Pump Line, FloTech Overfill Monitor, Optic & Thermistor Socket, Offside Gravity Drops & Vapor Recovery, Air Ride Suspension, 255/70R22.5 Tires on All Aluminum Wheels, Cam Style Brakes, Aluminum Fenders, (2) R/H Stacked Hose Tubes w/ Fitting Box @ End, Aluminum Ladder @ Front of Trailer.....