Skyjacker · New
Skyjacker COM BOX4.5-6In 21 F150 4WD
MPN F21461A · Store SKU skyF21461A
Supplier stock checked 11/8/2026, 6:30:12 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
Exacting engineered CNC machined ductile iron replacement steering knuckles preserve the OEM track width and maintain proper steering geometry through the travel cycle. Skyjacker's unique rear crossmember incorporates the driver side sway bar drop bracket for strength and stability. Coupled with a passenger side sway bar drop bracket, the OEM sway bar operates at optimum angles. The pair of sturdy front and rear crossmembers provides a solid mounting point for the OEM lower control arms. Three separate differential relocation brackets reposition and correct front CV axles and driveshaft angles. Every metal fabricated bracket is precise CNC laser cut and precision formed in CNC press break, there is expert workmanship in every component of the kit. Powder coated to provide an extremely durable protective barrier to prevent corrosion. COM BOX:4.5-6in. 21> F150 4WD 4.5-6 in. Component Box
Manufacturer fitment & guides
Check F21461A against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
