Skyjacker · New
Skyjacker 2011-2013 Ford F-250 Super Duty 4 Wheel Drive Suspension Block and U-Bolt Kit
MPN BUK4559 · Store SKU skyBUK4559
Supplier stock checked 11/7/2026, 7:10:37 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Skyjacker(R) utilizes Blocks and U-Bolts in its Kits to provide rear lift. The Skyjacker(R) U-Bolts are e-coated for corrosion resistance. These U-Bolts are offered in various shapes and sizes such as square, round, and semi-round in lengths ranging from 1.75 - 19 inches. The Blocks used in Skyjacker(R) Kits are Ductile iron with fixed center pins. They are also tapered to correct pinion angle and prevent driveline vibrations. Available in 1.25, 2, 3.5, 4.5, and 5 inches. 4.5IN. BLOCK/UBLT KIT; 11>F250 4.5in. BLOCK/UBLT KIT;11>F250
Manufacturer fitment & guides
Check BUK4559 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- California Proposition 65: Y
