This 4.5 system is designed to lift your Ford Super Duty 4.5 in front to provide room for 35” tires. This system drops your stock springs 4.5, which allows for 4.5 of lift while maintaining the stock spring rate. This system comes with a 1.75 bump stop spacer (not pictured) to prevent spring fatigue during the suspension cycle. Also included in this kit is 5” rear block kit, with 17” U-bolts for a leveled stance. This system is the ideal for all Super Duties.
- Isolates Stock springs for Factory Like Ride Quality
- Less body-roll than stock truck
- Increased wheel travel
- 100% Bolt-on system - no drilling, cutting or welding necessary for install
- Durable powder coat finish
- No change in towing capacity
- No drive shaft modifications needed
OEM Wheels & Tires Fitment: Yes;Recommended Aftermarket Tires: 35: x 12.50 (Larger tires may fit but fender trimming and modifications will be required.);APPLICATION NOTE #5: 2001-2004 3” AND 4.5” HANGER KITS COME COMPLETE WITH A NEW REPLACEMENT FRONT CROSS-MEMBER. THIS CROSSMEMBER REPLACES THE FACTORY CROSSMEMBER;APPLICATION NOTE #17: THESE ARE STAND-ALONE KITS AND ARE NOT TO BE USED IN CONJUNCTION WITH ANY OTHER AFTERMARKET KITS;APPLICATION NOTE #3: NO FRONT DRIVESHAFT MODIFICATION NEEDED. STOCK DRIVESHAFT IS FULLY FUNCTIONAL.;Recommended Aftermarket Wheels: ICON Alloys - 20x9 w/ 5.25” Backspace / 6mm Offset;Recommended Aftermarket Wheels: ICON Alloys - 17x8.5 w/ 5.00” Backspace / 6mm Offset;Recommended Aftermarket Wheels: ICON Alloys - 18x9 w/ 5.25” Backspace / 6mm Offset