* Actual product appearance may vary.
overview
This 6" system is designed to lift your Ford Super Duty by replacing the front and rear leaf springs. 6" front & rear leaf springs provide room for 35” tires. This system uses a custom progressive pack for ultimate ride quality, while providing 6" of lift. This system comes with a 1.75" bump stop spacer (not pictured) to prevent spring fatigue during the suspension cycle. This kit is ideal for Ford Super Duties with worn out leaf springs.
features & Benefits
- Increased wheel travel
- Durable powder coat finish
- Less body-roll than stock truck
- Isolates Stock springs for Factory Like Ride Quality
- No change in towing capacity
- No drive shaft modifications needed
- 100% Bolt-on system - no drilling, cutting or welding necessary for install
download installation guide
Tech Info:
- OEM Wheels & Tires Fitment: Yes
- 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
- Recommended Aftermarket Tires: 35:" x 12.50" (Larger tires may fit but fender trimming and modifications will be required.)
- 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.
- APPLICATION NOTE #3: NO FRONT DRIVESHAFT MODIFICATION NEEDED. STOCK DRIVESHAFT IS FULLY FUNCTIONAL.
- APPLICATION NOTE #6: SPRINGS ARE RATED FOR DIESEL ENGINES ONLY
- APPLICATION NOTE #8: THIS SYSTEM MAY REQUIRE A CARRIER BEARING DROP BRACKET KIT (33700)
- APPLICATION NOTE #17: THESE ARE STAND-ALONE KITS AND ARE NOT TO BE USED IN CONJUNCTION WITH ANY OTHER AFTERMARKET KITS
System Components:
- 31020 (QTY: 1) | 00-04 FSD FRONT 4-8" BOX KIT
- 33100 (QTY: 1) | 99-04 FSD 1.375" BUMP STOP SPACER KIT
- 138509 (QTY: 2) | 00-04 FSD FRONT 6" LEAF SPRING PACK
- 37001 (QTY: 1) | 00-04 FSD FRONT SEMI ROUND U-BOLT KIT
- 138508 (QTY: 2) | 99-07 FSD 5" REAR LEAF SPRING PACK
- 37004 (QTY: 1) | 99-10 FSD REAR 12" U-BOLT KIT
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Don't Forget
the wheels
