Ford Racing IRS Ring and Pinion Gear Kit; 3.73 Gear Ratio (15-26 Mustang) #M-4209-88373A

Precision Gear Set. The Ford Performance IRS Ring and Pinion Gear Kit with a 3.73 gear ratio provides a vital upgrade to the vehicle's driveline, improving torque delivery and overall rear axle performance. Specifically designed for the Mustang IRS 8.8-inch axle, this kit enhances acceleration and ensures optimal power transfer.

Construction and Appearance. Manufactured from high-strength, heat-treated steel, the kit offers superior durability and long-lasting performance. Its precision-machined gears feature a smooth surface finish, engineered for quiet operation and reduced wear.

Installation. Installation requires moderate mechanical skill and knowledge of differential assemblies. It is designed for direct fitment into the Mustang IRS 8.8-inch axle with no drilling necessary.

Application. Fits 2015-2026 Mustang models.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov