{"product_id":"national-99139-differential-pinion-repair-sleeve","title":"National 99139 Differential Pinion Repair Sleeve","description":"\u003ch2\u003eNational Differential Pinion Repair Sleeve Overview\u003c\/h2\u003e\u003cp\u003eThe National 99139 Differential Pinion Repair Sleeve is engineered for precision fitment and durability in driveline and axle applications. Designed to restore proper shaft dimensions, this stainless steel repair sleeve is compatible with a wide range of vehicles including Acura, BMW, Ford, Honda, Toyota, and Volkswagen models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFlanged outside diameter: 1.638 inches (41.610 mm)\u003c\/li\u003e\n\u003cli\u003eInstallation depth: 0.812 inches (20.620 mm)\u003c\/li\u003e\n\u003cli\u003eOverall width: 0.630 inches (16.000 mm)\u003c\/li\u003e\n\u003cli\u003eWidth on shaft: 0.512 inches (13.000 mm)\u003c\/li\u003e\n\u003cli\u003eFits shaft sizes between 1.375 and 1.381 inches (34.930 - 35.080 mm)\u003c\/li\u003e\n\u003cli\u003eConstructed from corrosion-resistant stainless steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePrecision Engineering and Material Quality\u003c\/h2\u003e\u003cp\u003eThe National 99139 repair sleeve is manufactured from high-grade stainless steel to ensure long-lasting resistance to wear and corrosion in demanding differential environments. Its flanged outside diameter of 1.638 inches provides a secure fit, while the installation depth of 0.812 inches allows for proper seating on shafts sized between 1.375 and 1.381 inches. The overall width of 0.630 inches and shaft width of 0.512 inches are optimized for reliable performance in driveline assemblies.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicle Applications\u003c\/h2\u003e\u003cp\u003eThis differential pinion repair sleeve is compatible with numerous makes and models, including Acura, BMW, Ford, Honda, Toyota, and Volkswagen vehicles. It is suitable for models such as the BMW 325i, Ford F-150, Honda Accord, Toyota Camry, and Volkswagen Golf, among others. The part number 99139 ensures precise identification for replacement and repair needs.\u003c\/p\u003e\u003ch2\u003eCommon Uses and Repair Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestoring worn or damaged differential pinion shafts\u003c\/li\u003e\n\u003cli\u003eCorrecting shaft diameter to factory specifications\u003c\/li\u003e\n\u003cli\u003ePreventing further wear and extending differential component life\u003c\/li\u003e\n\u003cli\u003eFacilitating proper gear mesh and driveline alignment\u003c\/li\u003e\n\u003cli\u003eAddressing shaft scoring or minor surface damage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eFor optimal installation, ensure the shaft surface is clean and free of debris before fitting the repair sleeve. The sleeve should be pressed or gently tapped into place to the specified installation depth of 0.812 inches. Verify shaft diameter compatibility within the 1.375 to 1.381 inch range to guarantee a secure fit. Proper installation will help maintain differential performance and prevent premature wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational parts are manufactured to meet or exceed OEM standards for driveline components. The 99139 Differential Pinion Repair Sleeve is made from durable stainless steel to provide reliable service life. While specific warranty details may vary, National typically offers coverage against manufacturing defects to ensure customer confidence in product quality.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448270848181,"sku":"BCZK-99139","price":37.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_99139_Ang_811fe053-5a60-460e-abc0-ac81e996ec34.jpg?v=1774890848","url":"https:\/\/www.partcatalog.com\/products\/national-99139-differential-pinion-repair-sleeve","provider":"PartCatalog","version":"1.0","type":"link"}