I just came out of service and got replaced with a new one, Before it came out of service it just got NEW BRAKES on the Steer axle, new oil and filters, new air filter, new alternator and belt. I just drove this truck 50 miles to bring it home with NO ISSUES. 33,000 GVW ALLISON Trans Mercedes Engine, Power Lock DIFF. Engine brake. Back of Cab to end of frame is 15' back of cab to center of rear is 13' PTO on the transmission !!!!!