Specifications
- Brand
- UMI Performance
- Part #
- 4045-325-B
- UPC
- 4045-325-B

UMI Performance 64-72 GM A-Body 1-3/8in Tubular Rear Drag Sway Bar-Bolt-on
$576.63
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UMI Performance 1-3/8in Tubular Rear Drag Sway Bar for 64-72 GM A-Body. Helps your car launch straight and flat.
Key Features
- Fits 1964-1972 GM A-Body vehicles including Chevrolet Chevelle, Pontiac GTO, and Buick Skylark.
- 1-3/8 inch diameter tubular steel construction offers strength and light weight, saving 8-10 lbs over competition.
- Features three adjustable rates for street/strip, drag radial, or full slick tire applications.
- CNC machined clamping system fits 3-inch and 3.25-inch diameter axle housings.
- Heavy-duty aluminum sway bar mounts include greaseable polyurethane bushings and CrMo spherical rod ends.
- On-car adjustable hex adjuster allows for pre-loading the bar to ensure straight launches.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
If you're building a classic GM A-Body for serious drag racing, keeping the car planted and launching straight is key. This 1-3/8 inch tubular rear sway bar from UMI Performance is designed specifically for that purpose, helping your hot rod leave the line flat and true, no matter how much power you're putting down. It fits a wide range of popular vehicles like the Chevrolet Chevelle, Pontiac GTO, and Buick Skylark, among many others.
This sway bar is constructed from lightweight 1-3/8 inch diameter tubular steel, saving about 8-10 pounds compared to other options without sacrificing roll resistance. It features three distinct adjustment rates, allowing you to fine-tune it for street/strip use, drag radials, or full slick tires. The CNC machined clamping system is designed to work with 3-inch and 3.25-inch diameter axle housings, fitting factory 10-bolt, 12-bolt, and many aftermarket rears like Moser, Strange, and Currie. While it's a bolt-on installation, UMI strongly recommends welding the chassis mounts for added security, especially when launching hard. The kit includes heavy-duty aluminum sway bar mounts with greaseable polyurethane bushings and ultra-premium CrMo spherical rod ends with Teflon races for smooth operation and durability. A hex adjuster is built-in for on-car pre-loading, ensuring your car launches straight.
Installation requires drilling through the crossmember, and UMI includes a template and instructions to guide you. The kit comes with high-strength 4140 CrMo zinc-plated u-bolts and is finished in a durable powder coat, available in red or black. This is a well-built piece designed to handle the rigors of drag racing and help you achieve consistent launches.
Specifications
- Brand
- UMI Performance
- Manufacturer Part #
- 4045-325-B
- UPC
- 4045-325-B
Frequently Asked Questions
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UMI Performance 64-72 GM A-Body 1-3/8in Tubular Rear Drag Sway Bar-Bolt-on
