Check the listing for details. Eaton-Style Limited-Slip Locker For Chevy GMC GM 8.5" 8.6" Posi Unit 30 Spline. Condition: New. Listed at 167.99 USD. Eaton-Style Limited-Slip Locker For Chevy GMC GM 8.5" 8.6" Posi Unit 30 Spline Part Number： 19559-010, 19559010 Specifications: Axle Placement: Rear Axle Spline: 30 Fits 2.73 & Numerically Higher Gear Ratios (3.08, 3.42, 3.73, 4.11, 4.56, etc) Excellent quality： Made of durable material which is totally corrosion and dust resistant, each item has been factory tested and meets or exceeds OEM specifications. After-sales service： No need to worry about problems in the project. Please don't hesitate to contact us if there is any question, we will reply within 24 hours and help solve the problem. Fitment：MakeModelYearEngineAxle TypeLocationChevroletAvalanche 15002002-2006All Enginewith 8.6"RearChevroletSilverado 15002000-2008All Enginewith 8.6"RearChevroletSilverado 1500 Classic2007All Enginewith 8.6"RearChevroletSilverado 1500 HD2005-2006All Enginewith 8.6"RearChevroletSilverado 1500 HD2001-2003All Enginewith 8.6"RearChevroletSilverado 1500 HD Classic2007All Enginewith 8.6"RearGMCSierra 15002000-2008All Enginewith 8.6"RearGMCSierra 1500 Classic2007All Enginewith 8.6"RearGMCSierra 1500 HD2005-2006All Enginewith 8.6"RearGMCSierra 1500 HD2001-2003All Enginewith 8.6"RearGMCSierra 1500 HD Classic2007All Enginewith 8.6"RearShipping Policy1.Your order would be processed within 48 hours(working day) when your payment was verified2. We only ship to confirmed PayPal address, to avoid unnecessary delay of your order, please make sure your PayPal address match with your shipping address.3. If you do not receive your order in 15 days, please contact us before claiming or opening a case or leaving negative feedback, that is not the best way to solve the problem. We aim to satisfy every buyer, be sure of that you would be 100% satisfied after contact us.4. If you are happy with the transaction in my store, an ALL-5-STAR positive feedback would be greatly appreciated. Tell your friends when you are satisfied and tell us when you are not !Payment Method1.PayPal is the only online payment method we accept.2.Please make your payment within 7 days after auction ends.3.Before bidding, please read the above terms and conditions carefully. The bidding winner will be considered to agree with all terms and conditions listed.Returns Policy1.We offer 30 days return policy. Please contact us within 30 days from the date you receive your order if you have any issues with the product and would like to return. All accessories as well as the original box must be returned at the same time. You will pay the return shipping cost.2.We provide 2 Months warranty for our product. If there is any problem with the product, we will provide proper solution for the problem. We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help.Contact Us If you have any question,welcome to give us ebay message at any time! We will respond within 24hours except weekends and holiday, there might be a delayed response considered the time difference, but we always cares your question ! Thank you!