Improving Handling with a Lowering Kit - The 1947 - Present Chevrolet & GMC Truck Message Board Network

03-31-2013, 06:23 PM

Keith Seymore

Registered User

Join Date: May 2009

Location: Motor City

Posts: 9,226

Re: Improving Handling with a Lowering Kit

Quote:

Originally Posted by Pav's 85

I found a stock replacement coil springs on summit and they listed the spring rate as 843 lb/in. http://www.summitracing.com/parts/su...olet/model/c10 I have also contacted several dropped coil spring manufacturers and they gave me valves around 1100 lb/in. Do these values seem accurate to you?

Those sound really high to me, but I trust their data more than I do my own.

I wouldn't know what to suggest for a rear rate if you were to use those higher front rates.

K

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