Upgrade your 1959–1964 GM B-Body muscle car with the SST Crossmember XMG-02045, engineered in-house by Silver Sport Transmissions for maximum strength and precision fit. Designed for iconic models including the Impala, Bel Air, Bonneville, Grand Prix, Catalina, and Biscayne, this crossmember is built specifically for TKO and TKX 5-speed manual transmission conversions.

Crafted from heavy-duty box-welded steel, the SST Crossmember XMG-02045 is engineered to be as strong—or stronger—than the original factory OE crossmember, providing superior durability and support for your drivetrain. Its bolt-in design ensures a hassle-free installation with no welding required, maintaining proper driveline angles and clearance for exhaust and suspension components.

Whether you’re restoring a classic or upgrading for performance, this crossmember delivers reliable strength, exact fitment, and long-lasting quality. Trust Silver Sport Transmissions’ in-house engineering expertise to provide a top-tier solution for your GM B-Body transmission swap.

Key Features:

* Fits 1959–1964 GM B-Body: Impala, Bel Air, Bonneville, Grand Prix, Catalina & Biscayne
* Designed for TKO & TKX 5-speed transmissions
* In-house engineered by Silver Sport Transmissions
* Heavy-duty box-welded steel construction
* Equal or superior strength to OE crossmember
* Bolt-in installation
* Maintains proper driveline alignment and clearance

Choose the SST Crossmember XMG-02045 for a strong, precision-built upgrade that enhances your classic GM muscle car’s performance and reliability.