QDT 340-3502041 Brake Camshaft Assembly Left Rear

This brake camshaft is engineered for the left rear wheel position on Sinotruk Howo 340 series heavy-duty trucks. It features a shaft length of 557 mm and 10 splines for secure engagement with the slack adjuster. Manufactured from high-strength forged alloy steel with precision-machined journals and heat-treated cam lobes to withstand high braking torque and cyclic fatigue. Designed as direct OEM replacement for Sinotruk part number 340-3502041 and cross-referenced to QDT3502041 series. Compatible with Meritor-type brake systems commonly equipped on 6x4 configuration vehicles. Technical validation includes dimensional verification of spline profile, journal diameters, and cam lift profile to match OEM braking performance. Surface treatment provides corrosion resistance for extended service life in harsh operating environments.