115983 – U-Bolt Plate

The 115983 U-Bolt Plate is a heavy-duty mounting plate designed to distribute clamping force for trailer U-bolts and secure axle assemblies to leaf spring suspensions. Manufactured from rugged steel and finished for corrosion resistance, it provides a stable, even load-bearing surface that helps prevent axle shift and maintains proper alignment under heavy loads.

Features:

• Precision-stamped steel plate for consistent strength
• Corrosion-resistant finish for long-term durability
• Designed to fit standard U-bolt dimensions and spacing
• Distributes clamping load evenly across leaf spring packs
• Ideal for use in trailer axle mounting and suspension rebuilds

Specifications:

• Part Number: 115983
• Material: High-strength steel
• Finish: Zinc-plated
• Plate Dimensions: Approx. 5″ × 3″ × 3/8″
• Hole Pattern: Fits U-bolts up to 3-1/2″ inside width and up to 8″ leg length
• Thickness: 3/8″ nominal
• Application: Trailer axle U-bolt mounting plate

Fitment:

• Compatible with most 3,500–7,000 lb trailer axles and U-bolt kits
• Works with round and square leaf spring packs
• Commonly paired with U-bolt part numbers like , , or similar