next time i buy used i will have it checked at the toyota dealer,well atleast my new diff came in today bout 1:30 truck should be ready to go tommorrow afternoon. i am very tempted to buy a new 1 . but i just hate to put a new truck in the oilfield. i dont abuse or neglect my truck but its still hard on 1 . i have yet to hve a truck that will last over 2 years in it. an i mean at 2 years it is really wore out everything is .with i cood lease 1 but i put to many miles on it for that.