Zone U-bolts come with high nuts and heavy duty washers. The U-bolts are black e-coated to protect them against the elements. This includes (1) U-Bolt that is 9/16 in X 3-1/2 in X 9-1/2 in.

This kit is for springs that do not have a factory contact overload. If you're unsure, Click Here for more information.

These U-bolts are designed to fit with a truck with no blocks (including factory blocks).

Disclaimer: Due to the many variables and options for every vehicle, measuring your u-bolt's to insure you're getting the right ones, is crucial. We will not be responsible for freight back to us if you order the wrong U-bolts for your vehicle, even if our listing says they will fit your vehicle, this may not always be the case. You must measure them still. This application will most likely fit your vehicle, but due to all the factory and after-market options, this is not always the case. Please measure them carefully to avoid issues.