JOES Spring Pre-loader - 3" - 10"-12" Tall Spring SPB1 484 in Shaft

484 in Shaft

1-1/2" - 1-5/8" Tube Diameter

Dramatically increases chassis stiffness and improves handling

05 in seat height

intake for Ford 4

JOES Spring Pre-loader - 3" - 10"-12" Tall Spring SPB1 484 in ShaftThere can be huge advantages to using a spring Pre Loader on your race car. It is most commonly used on the right rear and allows you to run a soft spring but pre load it so it has a high static load. You will get the benefits of running a heavy spring to get you into and through the center of the corner but also have the benefit of a lighter spring for more traction coming off the corner. For example, if you have a 500lb spring in the right rear of