UMI Performance 67 GM A-Body Handling Package 1in Lowering- Stage 1.5

Introducing the UMI Stage 1.5 Kit: Elevate Your Muscle Car's Performance Unleash the full potential of your muscle car with UMI's Stage 1.5 Kit, meticulously engineered to transform your driving experience with superior handling and performance enhancements. Building upon the robust foundation of our original Stage 1 kit, this advanced package offers a seamless blend of innovation and precision. Key Features include Koni Rebound Adjustable Shocks: Tailor your ride with versatile driving adjustments, ensuring optimal performance whether you're cruising on highways or tackling winding roads, Enhanced Camber Control: Experience improved stability and cornering with our 1/2” taller upper ball joints, designed to deliver precise camber adjustments, High-Performance Lowering Springs: Achieve the perfect balance between ride comfort and body control, allowing you to enjoy a smooth yet responsive drive, Advanced Sway Bars: Our 1.250” front sway bar and 1” rear sway bars work in harmony to minimize body roll and maintain chassis balance, even under demanding conditions, all being proudly crafted in the USA, the Stage 1.5 Kit is tailored for both Small Block and LS engines, taking into account engine weight variations that affect front end height. This ensures a customized fit that meets your specific driving needs.

Additional Information

UMI’s Stage 1.5 Kit upgrades your muscle car with Koni rebound shocks, taller upper ball joints, lowering springs, and sway bars for balanced handling. It’s tuned for both Small Block and LS engines with weight-specific fitment.

• 1-1/4” CrMo front and 1” heat treated rear sway bars
• ½” taller than stock upper ball joint
• 530lb/in linear front, 130lb/in linear rear 1" lowering springs
• Koni off-car rebound adjustable shocks
• Middle setting recommended for Koni shocks, adjustable to preference.

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Reference Information