This 4" system is designed to lift your Ford Super Duty. 4" front leaf springs provide room for 35” tires. This system uses a custom progressive pack for ultimate ride quality, while providing 4" of lift. 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 4” rear block kit, with 15” U-bolts for a leveled stance. This system is the ideal for all Super Duties.
APPLICATION NOTE #1: FRONT U-BOLT NOTE: ALL FRONT SPRINGS COME COMPLETE WITH FRONT U-BOLTS, WASHERS, AND NUTS. WHEN ORDERING ANY FRONT SPRING SYSTEM FROM ICON VEHICLE DYNAMICS PLEASE SPECIFY MANUFACTURE YEAR.
Recommended Aftermarket Tires: 35:" x 12.50" (Larger tires may fit but fender trimming and modifications will be required.)
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.
APPLICATION NOTE #8: THIS SYSTEM MAY REQUIRE A CARRIER BEARING DROP BRACKET KIT (33700)
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
Recommended Aftermarket Wheels: ICON Alloys - 20x9" w/ 5.25” Backspace / 6mm Offset
100% Bolt-on system - no drilling, cutting or welding necessary for install
APPLICATION NOTE #6: SPRINGS ARE RATED FOR DIESEL ENGINES ONLY
Isolates Stock springs for Factory Like Ride Quality
2000-2004 FORD F250/F350 4" LIFT SUSPENSION SYSTEM
ICON 00-04 Ford F-250/F-350 4in Suspension System
00-04 FORD F250/F350 4" SUSPENSION SYSTEM
00-04 FORD F250/F350 4" SUSP SYSTEM
No drive shaft modifications needed
OEM Wheels & Tires Fitment: Yes
Less body-roll than stock truck
No change in towing capacity
Durable powder coat finish
Increased wheel travel
Suspension Lift Kit
FSD 4" SPRING SYS
