I have a 04 that I bought new with the 325 5.9 engine 2 wheel drive dually. I have 275,000 miles on it. Automatic trans rebuild at 200,000. it was shifting in and out of gears at low speeds. Water pump , replaced twice., upper and lower ball joints/a arms at 250,000 . front and rear brake pads a number of times. Transfer fuel pump, replaced at 180,000 and the dam muffler rusted out . Also replaced the shocks front and back. I will replace them again this summer. Haven't changed the u-joints I just conceder what been repaired normal wear I'd buy one again.