When designing or choosing suspension concepts to use in ... nothing looks better under a classic hot rod more than a quick-change rear suspended by an original spring complemented by vintage ...

Rear suspension technology has come a long way ... Currie Enterprises, who has manufactured more rearends than anyone else for the hot rod market, suggests a 1- to 3-degree angle between the ...

So much has been learned in the way of suspension design and geometry during ... IRS in a bolt-in kit. “Heidts Hot Rods pioneered the bolt-in IRS rear over 30 years ago,” says company owner ...