The Motive Gear G888390 Performance Differential Ring and Pinion is a high-quality aftermarket part designed for car enthusiasts looking to upgrade their drivetrain system. Made by the reputable brand Motive Gear, this ring and pinion set is specifically designed for optimal performance and durability. With a length of 15 inches, this product is a crucial component for ensuring smooth and efficient gear shifting in your vehicle. Upgrade your car's differential system with this top-notch performance part from Motive Gear.