Upgrade your classic 1955-1957 GM Tri-Five with the SST Crossmember XMG-00600 — engineered for unmatched strength and precision fit. Designed to fit Bel Air, 150, 210, and Nomad models equipped with TKO, TKX, or Magnum transmissions, this crossmember delivers a reliable, bolt-in solution for your transmission swap or upgrade project.

Crafted from tubular steel, the Crossmember is engineered to be as strong—or stronger—than the original factory (OE) crossmember, ensuring superior durability and long-lasting performance under demanding conditions. Its precise design maintains proper driveline angles and clearance, making installation straightforward with no welding required.

Whether you’re restoring a classic muscle car or building a high-performance cruiser, the XMG-00600 Crossmember provides the strength, fit, and reliability you need to get the job done right.

Key Features:

* Fits 1955-1957 GM Tri-Five (Bel Air, 150, 210, Nomad)
* Compatible with TKO, TKX, and Magnum transmissions
* Heavy-duty steel construction
* Equal or superior strength compared to OE crossmember
* Maintains proper driveline angle and exhaust clearance

Choose the Crossmember XMG-00600 for a durable, precision-engineered upgrade that meets the demands of classic GM restorations and performance builds.