Jaydennn Member 7 Member For: 12y 10m 11d Posted 26/01/14 11:58 PM Posted 26/01/14 11:58 PM Can anyone tell me, when replacing my diff assembly do I have to replace it with the exact same diff ratio? And I'm wanting to buy a diff assembly to suit Ba XR6t auto
f-wolf Member 897 Member For: 19y 4m 29d Gender: Male Location: ACT Posted 27/01/14 03:55 AM Posted 27/01/14 03:55 AM If you do change your diff to a different ratio you may have to go and see your dealer...And here is why...The diff ratio is programmed in to the PCM [ Computer] in your car... And so your Tire revs per Mile.Here are the numbers from my cars PCM for may BA MK2 Turbo 6 speed manual.825 rpm per Mile / 1.6093 KM
Jaydennn Member 7 Member For: 12y 10m 11d Posted 27/01/14 04:21 AM Author Posted 27/01/14 04:21 AM Is there much cost involved with doing that?
f-wolf Member 897 Member For: 19y 4m 29d Gender: Male Location: ACT Posted 27/01/14 04:27 AM Posted 27/01/14 04:27 AM Sorry... Don't know. The PCM would have to be "Adjusted"... Ford Dealer uses Computer to do so.
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