The new STR Range of Ultra high-quality Nylon spring packers – Designed to help fine tune both your cars ride height and corner weights.

Motorsport springs commonly go up in sizes of 1 inch - Our spring packers are available in 2.5mm, 5mm, 7.5mm and 10mm. They are designed to act as an intermediate between spring heights and therefore help fine tune racing cars setup to provide excellent car handling.

These spring packers can slot inside each other; therefore, you can use the packers together safely to achieve the desired height.