had a few ask me if I had any info on moog springs, most 2wd S10's have either 5658's or 5660's
as you can see from the chart the increased spring rate of the 5662';s and 5664's, this should clear up any confusion whether Moog 5664's are a stock S10 spring (from this chart you see they are not)

as you can see from the chart the increased spring rate of the 5662';s and 5664's, this should clear up any confusion whether Moog 5664's are a stock S10 spring (from this chart you see they are not)