Quote:
Originally Posted by PandaSPUR
You're also forgetting the difference in width... that spare tire has a lot less grip than your full size tire.
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No I am not, difference in the contact patch size should not cause any additional strain on the differential (in normal driving, I am not talking launching or attempting donuts), difference in diameter theoretically could, but I am not sure how if it's only 0.5% or 0.4%.