{"product_id":"skf-15863-differential-pinion-seal-rear","title":"SKF 15863 Differential Pinion Seal - Rear","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eSKF differential pinion seal 15863 is a sealing component for driveline service, built to keep gear lubricant contained and road contaminants out. It uses a nitrile sealing surface and application-specific dimensions for a precise service fit.\u003c\/p\u003e\u003cp\u003eCompatible with Chevrolet LUV, Chevrolet Luv Pickup, and Isuzu Pickup rear differential applications, this seal is a practical choice for restoring sealing performance in the axle assembly. Part number 15863 is also referenced by several interchange numbers for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eNitrile sealing surface for dependable fluid control.\u003c\/li\u003e\n\u003cli\u003eApplication-specific dimensions: 0.315 in. width, 2.920 in. outside diameter, and 1.575 in. shaft diameter.\u003c\/li\u003e\n\u003cli\u003eDesigned for rear differential pinion sealing service.\u003c\/li\u003e\n\u003cli\u003eSKF seal engineering backed by long-running sealing development experience.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eSKF 15863 is a differential pinion seal made for rear axle service where the pinion shaft passes through the housing. The seal’s nitrile construction and specified dimensions help maintain a proper sealing interface, which is important when servicing driveline leaks or replacing a worn seal during differential repair. This part fits 1972-1974 Chevrolet Luv Pickup, rear; 1975-1982 Chevrolet LUV, rear; and 1981-1982 Isuzu Pickup, rear. Part number 15863 is cross-referenced by Monroe Shocks \u0026amp; Struts (e.g., 9-09724-003-0, 94020129) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStops gear oil seepage at the differential pinion area.\u003c\/li\u003e\n\u003cli\u003eAddresses contamination entering the axle housing through a worn seal.\u003c\/li\u003e\n\u003cli\u003eRestores sealing performance after differential service.\u003c\/li\u003e\n\u003cli\u003eHelps correct leaks caused by age, wear, or hardened seal material.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify shaft diameter and housing dimensions before installation. Clean the sealing bore and shaft surface thoroughly, and inspect the pinion yoke or shaft for wear that could affect seal life. Proper alignment during installation is important to avoid premature leakage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eSKF has a long history in seal design and manufacturing, including early integrated shaft seal development and ongoing improvements in materials and bonding methods. SKF products are manufactured to strict quality standards for durability and safe operation.\u003c\/p\u003e","brand":"SKF","offers":[{"title":"Default Title","offer_id":53506978152629,"sku":"BCNB-15863","price":19.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CR_15863_Fro.jpg?v=1791787819","url":"https:\/\/www.partcatalog.com\/products\/skf-15863-differential-pinion-seal-rear","provider":"PartCatalog","version":"1.0","type":"link"}