The SST Crossmember (XMG-21080) is expertly engineered in-house by Silver Sport Transmissions to provide a perfect fit for TREMEC T56 Magnum transmissions in 1964-1967 Chevy A-Body Convertibles. Crafted from durable, box-welded steel, this crossmember offers superior strength and reliability, matching or exceeding OEM standards. Designed to fit Chevrolet Chevelle, Camino, Malibu, and Monte Carlo models, it ensures a secure and hassle-free installation for your T56 Magnum swap or performance upgrade. Built tough for lasting durability and enhanced driving performance.