Upgrade your classic Chevrolet with the Excel Gears Ring and Pinion Set, meticulously designed for early drop-out applications. With a 3.73:1 ratio, this set is perfect for enhancing your vehicle's performance and efficiency. Optimized Gear Ratio: The 3.73:1 ratio provides an ideal balance of power and fuel efficiency, making your ride more responsive. Durable Construction: Built with high-quality materials, these gears ensure long-lasting performance and reliability on the road. Easy Installation: Designed specifically for Chevrolet models from 1955 to 1964, making it straightforward to upgrade your rear end. Comprehensive Set: Sold as a complete set, you'll have everything you need for a successful installation. Standard Rotation: The standard rotation of the ring gear ensures compatibility with your existing setup. With 41 ring gear teeth and 11 pinion teeth, this Excel Ring and Pinion Set provides the perfect fit for your classic Chevy. Elevate your driving experience today!