80AX300 Heavy-Duty Bronze Trunnion Bushing Replacement For Mack Truck Suspension

Our OEM 80AX300 bronze trunnion bushing is precision centrifugally cast from high-purity bronze alloy, specially engineered as a direct replacement for Mack heavy-duty trucks equipped with Camelback SS44 and SWS573 4-inch rear spring suspensions, cross-referencing part number 10QK157; featuring excellent self-lubricating performance, strong load-bearing capacity, outstanding wear and corrosion resistance, this trunnion bushing effectively reduces suspension friction, minimizes component abrasion, stabilizes pivot movement and extends the service life of your truck suspension system, fully meeting OEM dimensional standards for seamless installation without modification, ideal for long-haul transportation and harsh road working conditions.