This truck is a 1990 Peterbilt. I have updated the mass majority of this truck inside and outside. Updates: all SIX brand new American tires (NO MILES), all 6 aluminum rims, four new drums for brakes, New brakes, new air bags, all new air hoses, rewired, ALL new lights, new air horns, brand new seat!, new whippers, custom built new bumper, all new hoses for engine, 3406B engine 100% mechanical, NEW mechanical fuel pump, new oil cooler, new water pump, new fan clutch, new belts in engine, new anti-freeze and oil, brand new stainless steel quarter fenders, New mud flaps, custom rear lights, dual 125 gallon tanks, brand new mattress, 4 brand new heavy duty shock absorbers, Other important details: 48 in. sleeper, hardwood flooring in sleeper area, plenty of storage space, interior is in very good condition, 10 speed transmission, miles on the truck reads 660,000 miles (runs Excellent!). When I bought the truck I was told it was rebuilt 1000,000 miles ago. With the help of my mechanic, I went through this truck thoroughly fro up to 6 months. The engine is perfectly clean. I inspected this truck myself. There is probably much more that I cannot remember that has been done by myself anf my mechanic on this truck to improve it. If you have questions call me at 201-835-7513 anytime. Im from Midland Park, New Jersey. zip 07432