Answer
Aug 07, 2023 - 06:53 AM
The pack is thicker on the heavy duty leaf spring so would suggest 1" longer u bolts. Never a bad idea to change u bolts when replacing leaf springs even if going back with the same spring as they stretch over time.
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Aug 07, 2023 - 06:53 AM
View all 1980 - 1997 F250 / F350 heavy duty front leaf spring, 4250 lbs capacity Questions & Answers
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