i purchased truck from original owner who retired,it had about 440,000 miles on it in 12/06. cat inframe it at 470,000 miles on warranty,because it had a recalled head that caused piston an ring damage, they put new injectors an turbo on also.I had a new clutch installed in june 2016, last year peterbilt put in new front rear drop in,all new ujoints an carrier bearing assembly,new tie rod an ends,2 new brake spring cans,replaced exhaust u bends an flex pipes.In august on 2015 they replaced the A-C system,front to back,everything new,including new fan motors in dash and sleeper. a rig master APU was installed when truck was new,an still works fine. it has new steer tires an windshield,with75% rubber on drives an 60% brakes.no recaps!! I have been hauling cargo trailers an cars so have singled out drive tires,i have the other 4 pete aluminum wheels,that go with it. Truck has a C-15 6NZ motor that uses 1 gal. oil every 15000 miles,has a gulf coast bypass oil filter system since inframe was done. Truck runs an drives like new,no rattles or vibrations, which is unusual for a 387?? I have it plumbed for rear frame air an electric. hookups has a new 12000# electric winch with a wireless remote control,with a high grade 75 foot 3/8" cable,it is mounted to frame behind cab! also has HID headlights an led fog lights.plus a good quality Alpine xm - cd player with premium speakers in about an sleeper,also a 2000 watt inverter,an a upgraded premium pillow top mattress,also a high end washable engine air breather (fleet air)!! life time eco fuel average is 6.8, I constantly get 7 to 7.5 mpg, last time it was dyno put out 585 hp. I recently installed a new national air ride back cycler leather heated highback seat!