Richmond Super 8.8 Ring and Pinion Gear Kit; 4.09 Gear Ratio
$362.99
By Richmond. The Richmond Super 8.8 Ring Gear and Pinion Kit – 4.09 Gears helps improve the rotation of your axles with its grooved ring and groove-pinion-to-drive shaft set up, where improved ratios help deliver even better performance. This American-made kit by Richmond adheres to the highest quality manufacturing standards with precision computer controlled heat treatment and a heavy duty construction.
4.09 Ratio. This unit provides a 3.91 ring and pinion gear ratio with 12 cover bolts, fitting a Ford Super 8.8 differential case design type. Specifications include a pinion shaft diameter of 2.01 inches, a pinion spline count of 30, and an 8620 ring gear steel construction.
Warranty. Richmond guarantees your product is free from defects in materials and workmanship with a 2-year, 100,000 “no-nonsense” warranty.
Installation. Handy people can install this product with a hard level of complexity, taking roughly 3 hours to complete.
Application. The Richmond Super 8.8 Ring Gear and Pinion Kit – 4.09 Gears is compatible with all 2015-2026 Ford Mustangs.
Shipment & Delivery
At Middway Auto Parts®, we are committed to delivering your orders quickly, safely, and efficiently. All orders are carefully inspected and securely packaged before shipment to ensure your auto parts arrive in excellent condition.
Orders are typically processed within 1–3 business days after payment confirmation. Once your order has been dispatched, you will receive a shipment confirmation along with tracking information (where available) so you can monitor your delivery.
Delivery times vary depending on your location, shipping method selected, and carrier operations. While we strive to meet estimated delivery schedules, unforeseen circumstances such as customs clearance, weather conditions, or carrier delays may occasionally affect transit times.
Please ensure that your shipping address is accurate and complete before placing your order. Middway Auto Parts® is not responsible for delays or additional shipping costs resulting from incorrect or incomplete address information provided by the customer.
If your shipment arrives damaged or if any items are missing, please contact our customer support team within 48 hours of delivery so we can investigate and provide a prompt resolution.
