Mack Trunnion Bar and Stand Services at Bud's Spring

Bud's Spring specializes in Mack trunnion bar and stand repair, replacement, and maintenance for heavy-duty Mack truck suspensions, including Camelback systems. We service genuine and aftermarket components compatible with Mack, Hendrickson, Meritor, Dayton Parts, and Ridewell, delivering improved stability, reduced wear, and enhanced load-carrying performance.

Our Mack Trunnion Bar and Stand Services Include:

• Complete trunnion bar replacement – install replacement bars for 44K and 50K suspensions
• Trunnion stand repair and rebuilding – cut out old stands and install new
• Insulator and pad service – replace upper and lower insulators to maintain proper alignment and cushioning
• U-bolt and torque rod integration – torque u-bolts with state of the art calibrated torque gun to insure proper torque and longevity out of components
• Trunnion assembly disassembly and reassembly – full overhaul including cleaning, inspection, and lubrication
• Fleet maintenance programs – scheduled inspections and proactive replacements to prevent breakdowns

Our certified technicians use specialized presses, reamers, and alignment tools, with an extensive inventory of Mack-compatible trunnion parts for fast turnaround. All work meets OEM and TMC standards, including post-service testing for safety and performance.

Contact us to schedule Mack trunnion bar and stand service or request a quote.