A dedicated technical page for the Sinotruk HOWO rear axle central housing (Part No. AZ9970320231), providing full specifications and fitment guides for international heavy-duty truck distributors. When it comes to maintaining the drivetrain integrity of your fleet, the Sinotruk HOWO Rear Axle Central Housing (Part No. AZ9970320231) is a critical component designed for extreme load-bearing environments. Specifically engineered for the HOWO heavy-duty …