Rear Side 28 Spline 10-Bolt Traction Limited-Slip Lock for Ford 9 Inch Posi Unit Fitment: For Ford * 4 Pinion DesignFits All 9" Trac Lock Posi, 28 Splines Axles, All Ratios Note: This is Not a Ford 8" Traction Lock. This is The Bigger 9" Version. Packaging include: Shown as the pictures (No Instruction Included). NOTE: Communication is the best way to solve the problem. If you have any problems after purchasing, please contact us in time, before opening return or case. ★Please check pictures for more details. ★Buy orders in bulk can get more discounts. More quantity, please contact customer service. ★Please make sure it will fit your machine before purchasing it. If you are not 100% sure this is what you need, please find out your engine model, series number and contact our Customer-service.Thanks.PaymentShipping PolicyReturn PolicyAbout usContact usPaymentPaypal, Visa, and MasterCard are the accepted forms of payment. Please use the eBay checkout system when paying for your order. Immediate payment is required for all orders.Shipping PolicyPlease leave us your full name, your telephone number and detailed address when ordering. We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay the order. We try our best to pack the products as good and safe as possible ,so they always arrive in a good condition.If the delivery time meets the weekend, because most of the courier companies do not work on the weekend, it may be delayed, hope you could understand.Return PolicyIf you need to return the product because you don't like it or you made a mistake in placing the order, please let us know the first time the package is sent, we will notify the warehouse in advance to prepare to accept the package and refund you as soon as we receive the package and check that there is no problem. If you receive a product with quality problems, or use problems within 30 days, please let us know by eBay message with photos of the product problem, and we will apply for a refund or replacement for you.About usWe have the largest selection of auto accessories for any car, SUV and truck. We also provide a variety of auto repair kits, weather gear, tire pressure, car headlights, etc. Your satisfaction is very important to us.Contact usWe try to make sure you have a pleasant shopping experience, so that we can do more business with you. If there is any dissatisfaction, please email us instead of leaving any ratings below 5 stars, negative feedback or open any ebay or paypal dispute.We will try our best to resolve the issues. Please give us the opportunity to resolve any problem.