Zone Offroad UBT4043 9/16 x 3-1/8 x 10-1/2 Square Leaf Spring U-Bolt

The Zone Offroad UBT4043 is a 9/16" x 3-1/8" x 10-1/2" square leaf spring U-bolt designed as a direct replacement or upgrade component for trucks and SUVs equipped with leaf spring suspension. Whether replacing worn-out factory U-bolts or upgrading to accommodate a suspension lift, this U-bolt delivers the strength and corrosion resistance needed for demanding on- and off-road use.

Key Features:

• Square U-bolt design — 9/16" diameter rod, 3-1/8" inner width, 10-1/2" leg length
• Black e-coat finish — electrocoated for durable protection against rust and corrosion
• High nuts included — proper hardware for secure leaf spring clamping
• SAE thru-hardened washers included — heavy-duty washers for load distribution
• Sold individually — order the exact quantity needed for your application
• Made in the USA — manufactured by Zone Offroad, an engineering and manufacturing division of Sport Truck USA

Zone Offroad U-bolts are engineered to meet or exceed OEM specifications and are backed by a limited lifetime warranty against defects in materials and workmanship. This part is a common fitment requirement for Zone Offroad leveling kit and suspension lift installations on select Ford Super Duty and other full-size truck platforms.