Where is the additional pack thickness coming from? Is the relief spring any larger?
2005 - 2021 Nissan Frontier heavy duty rear leaf spring, 4(3/1) leaf
Where is the additional pack thickness coming from? Is the relief spring any larger?
Question ID: 4613222 Status:
Open Sep 11, 2023 - 06:35 AM
1answer
Answer
Sep 11, 2023 - 06:35 AM
On the heavy duty leaf spring each piece of steel in the main stack is 1mm thicker. The stock leaf spring is 3 pieces at 8mm thick while the heavy duty leaf spring is 3 pieces at 9mm thick. The bottom overload is the same on the stock and heavy duty which is 18mm thick.
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