my guide was gone at 84,000, though. not sure what the PO did to it, but it was toast when i bought it (though i didn't know that at the time <img src="/forums/images/graemlins/shocked.gif" alt="" />).

so yeah, typically you would not need to worry about the t-chain for quite a while, but once in awhile they go early.

1994 4x4 22RE W56 truck