Hot answers tagged awd
Just as a note, awd systems I worked on in the past had a limit of 1 inch difference in circumference of any tire to avoid abnormal wear of the transfer case. And I did see several cases where the chain the case was already stretched with a bad jerking on take off, and new tires fixed the symptom although of course the underlying cause remained.
"It depends"... I've historically opted to replace all 4 just to be safe (on my AWD with 3 LSD beast, on the RWD open diff I replace 1 at a time if needed :-) ). In theory a small difference won't blow up the transfer case or the diffs (there's always at least a TINY difference anyways). Normal wear with a normal rotation obviously doesn't violate the ...
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