ICON 33300 3.5" Bumpstop Spacer Kit for 99-04 Ford Super Duty F250/F350

99-04 FSD 3.5" BUMP STOP SPACER KIT This 3.5 inch Bump Stop Spacer Kit is used to prevent an 8 inch Suspension System from over compressing. If your suspension were to over compress you could negative arc your springs, causing fatigue and premature sag, as well as bottom out your shocks causing them to leak and fail. These spacers and an inexpensive way to prevent a world of expensive problems.