Trunnion Shaft Nut 4 Inches 334‑498 – Fits Mack Trucks Heavy‑Duty Suspension Fastener freightThe 4 inch Trunnion Nut is a robust fastener used in Mack truck suspension systems, specifically designed to secure the trunnion bar or trunnion caps within heavy duty walking beam setups. Manufactured for durability and high torque performance, this nut ensures structural integrity under high load conditions, helping maintain suspension alignment and load distribution. OEM Cross References: 334498, E5424, MX404, 6391 Key Features: Application: Mack
offering strong resistance to wear and movement in leaf spring and torque rod assemblies
Key Features:• Compatible with multiple Kenworth and Peterbilt models• Threaded design for secure and lasting fitment• Supports suspension stability and reduces wear• Designed for front or rear suspension spring assemblies• Direct replacement for a wide range of OEM part numbers
it's ideal for demanding commercial truck and trailer applications requiring durable and consistent load equalization
Key Features:• Fits multiple applications across Hendrickson
Made from heavy-duty rubber
The Bolt and Bushing Kit for Peterbilt Rear Air Leaf suspension systems is a heavy-duty replacement solution designed to maintain alignment and improve vehicle stability
Key Features:• Application: Mack walking beam suspension systems• Secures trunnion bar or trunnion caps in heavy-duty setups• Engineered for high-torque and heavy-load performance• Heavy-duty steel construction for long service life• Direct replacement for multiple OEM part numbers
this top plate helps maintain alignment and suspension integrity under tough operating conditions
this side bar ensures long-lasting durability and optimal suspension performance in tough commercial trucking environments
this shackle restores the proper connection between the leaf spring and the truck frame
Key Features:• Fits commercial trucks and trailers• Provides precise steering pivot and alignment• Heavy-duty construction for long-lasting performance• OEM-quality replacement for multiple part numbers• Ideal for steering system repairs and maintenance
ride quality
