Rear Sway Bar Kit 1in GM B-Body 65-70

The Rear Sway Bar Kit 1in GM B-Body 65-70 from QA1 is a premium chassis control component engineered for classic Chevrolet and Pontiac mid-size muscle cars built between 1965 and 1970. This rear anti-roll bar directly addresses body lean during cornering, improving weight transfer and lateral grip on vintage B-Body platforms including Chevelle, GTO, and Cutlass models. Enthusiasts and restoration builders rely on this upgrade to transform handling characteristics without compromising authenticity or ride comfort.

Constructed from high-strength chromoly steel with a one-inch diameter bar, this sway bar kit delivers stiffness and durability superior to original equipment specifications while remaining compatible with factory mounting points. The black powder coat finish protects against corrosion and provides a clean, period-correct appearance. QA1's design minimizes understeer by equalizing suspension load between rear wheels during dynamic cornering, allowing drivers to maintain confidence through aggressive curves. The kit's engineering accounts for the specific geometry and ride height of first-generation B-Body platforms, ensuring optimal anti-roll geometry without binding or clearance issues.

This rear sway bar kit is ideal for owners pursuing street performance, autocross competition, or frame-off restorations on 1965–1970 GM B-Body vehicles seeking measurable handling improvements. Installation integrates with existing frame brackets and suspension components, requiring no cutting or modification to the vehicle structure. The 23.89-pound assembly ships complete with all necessary hardware and mounting provisions. Builders report significant reductions in body roll and improved stability during lane changes, making this upgrade a cost-effective first step in comprehensive chassis tuning for classic muscle car platforms.