Silver Eibach 425 Pound 10" Tall Spring For 2" Diameter King, Sway-A-Way Or Fox Coil Over Shocks Hoses & Tubing They have a standard 37

They have a standard 37 degree JIC style flare

Side A Inside Diameter: 4-1/4"

´ -40-micron fabric replaceable element

1400-250-0400s

AN #3 male 3/8"-24 thread with a 37 degree JIC style flare to m10-1

Silver Eibach 425 Pound 10" Tall Spring For 2" Diameter King, Sway-A-Way Or Fox Coil Over Shocks Hoses & Tubing They have a standard 37If you're going to use this as an upper spring on a dual rate coil over shock such as King, Fox, or Sway A Way, it's important to set the position of your crossover ring so the spring divider hits the cross over ring BEFORE the upper spring crushes itself (coil bind). See diagram below. Eibach Part Number: 1000. 250. 0425S 1000 250 0425s Length: 10 Inches 254mm Inside Diameter: 2. 5 Inches 64mm Spring Rate: 425 lbs inch 7. 59 kg mm 74 N mm Full