{"product_id":"national-hm88510-differential-pinion-race","title":"National HM88510 Differential Pinion Race - Front Outer or Rear Outer","description":"\u003ch2\u003eNational HM88510 Differential Pinion Race Overview\u003c\/h2\u003e\u003cp\u003eThe National HM88510 differential pinion race is a precision-engineered taper bearing cup designed for driveline and axle applications. This component is compatible with a wide range of vehicles including BMW 3 Series models and Chevrolet trucks, ensuring reliable performance in demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCup bore diameter: 2.8750 inches (73.0250 mm)\u003c\/li\u003e\n\u003cli\u003eCup length: 0.9063 inches (23.0200 mm)\u003c\/li\u003e\n\u003cli\u003eCup radius: 0.1250 inches (3.1750 mm)\u003c\/li\u003e\n\u003cli\u003ePart type: Taper bearing cup for differential pinion\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple makes and models including BMW 323i, 328i, Chevrolet Silverado, Ford F-250, and Jeep models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThe HM88510 differential pinion race features a precisely machined cup bore of 2.8750 inches (73.0250 mm) that ensures a secure fit for the pinion bearing. The cup length of 0.9063 inches (23.0200 mm) provides adequate surface area for bearing support, while the 0.1250 inch (3.1750 mm) cup radius helps maintain proper bearing alignment and load distribution. Manufactured by National, this taper bearing cup is designed to meet OEM standards for durability and fitment.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis differential pinion race is compatible with a broad range of vehicles, including BMW 3 Series models such as the 323Ci, 325i, 328i, and 330i, as well as Chevrolet trucks like the Silverado 1500 and Suburban. It also fits Ford F-Series trucks including the F-250 and F-350, and various Jeep and Mercedes-Benz models. The part number HM88510 ensures precise identification for replacement and maintenance tasks.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by HM88510 Differential Pinion Race\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates excessive play or looseness in the differential pinion bearing\u003c\/li\u003e\n\u003cli\u003ePrevents premature bearing wear due to improper fit or damage\u003c\/li\u003e\n\u003cli\u003eReduces noise and vibration caused by worn or damaged pinion races\u003c\/li\u003e\n\u003cli\u003eRestores proper bearing alignment for smooth driveline operation\u003c\/li\u003e\n\u003cli\u003eSupports reliable torque transfer and axle performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National HM88510 differential pinion race, ensure the bearing cup bore is clean and free of debris. Use appropriate tools to press the cup evenly into the differential housing to avoid distortion. Verify the cup length and radius match OEM specifications for your vehicle model. Proper lubrication of the bearing surfaces is essential to prevent premature wear. Consult the vehicle’s service manual for torque specifications and installation procedures specific to your make and model.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational manufactures the HM88510 differential pinion race to meet stringent quality standards, ensuring consistent fit and function. This part is engineered for durability under typical operating conditions found in BMW, Chevrolet, Ford, and other compatible vehicles. While specific warranty details may vary, National products generally come with a limited warranty against defects in materials and workmanship. Always verify warranty terms with the supplier or manufacturer documentation.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43450614251701,"sku":"BCZK-HM88510","price":24.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_HM88510_Ang_c28ebb8d-e3e7-4947-8eef-ca5cc5620fa3.jpg?v=1774734843","url":"https:\/\/www.partcatalog.com\/products\/national-hm88510-differential-pinion-race","provider":"PartCatalog","version":"1.0","type":"link"}