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Are 7 and 9 leaf springs interchangable?

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Old Oct 23, 2003 | 11:53 PM
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Default Are 7 and 9 leaf springs interchangable?

7 leaf springs are only $85 new at Muskegon, so will there be any issues going from the stock non-gymkhana 9 leaf spring on my '74 to a 7 leaf? (any other parts required?)

Also figued the 7-leaf spring might be beneficial to the car with the weight of the big block.

thanks!
sam
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Old Oct 24, 2003 | 12:00 AM
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Default Re: Are 7 and 9 leaf springs interchangable? (sammyb)

Yes, the only difference is that the 7 leaf is much stiffer and will provide a harsher ride.
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Old Oct 24, 2003 | 12:04 AM
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Default Re: Are 7 and 9 leaf springs interchangable? (sammyb)

There's a difference in widths after a certain point. I believe that '78-'82 used a wider spring than earlier years. Other than that, everything should be okay. :thumbs:
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Old Oct 24, 2003 | 06:39 AM
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Default Re: Are 7 and 9 leaf springs interchangable? (sammyb)

I swapped the 9 leaf for a 7 on my '77; no problems or surprises.

While I've had no problems with my 7 leaf spring (and I ddidn't notice a big difference in ride), I wish I had sprung (stoopid pun intended :rolleyes: ) for the extra bucks and put in a composite spring.
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Old Oct 24, 2003 | 12:48 PM
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Default Re: Are 7 and 9 leaf springs interchangable? (jerryp58)

Just ordered the 7-leafer from Muskegon for $85. Don't know how long this car is going to stay with me, so I'm not going to spring for the composite leaf.

Thanks guys.
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