{"product_id":"national-307-ff-manual-transmission-output-shaft-bearing","title":"National 307-FF Manual Transmission Output Shaft Bearing","description":"\u003ch2\u003eOverview of National 307-FF Manual Transmission Output Shaft Bearing\u003c\/h2\u003e\u003cp\u003eThe National 307-FF is a precision-engineered manual transmission output shaft bearing designed for select Chrysler, Dodge, and Jeep models. This bearing supports smooth rotational movement and durability in transmissions of vehicles like the Sebring, Stratus, and Wrangler.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle row radial ball bearing design\u003c\/li\u003e\n\u003cli\u003eInner race bore diameter of 1.378 inches (35 mm)\u003c\/li\u003e\n\u003cli\u003eOuter race outside diameter of 3.150 inches (80 mm)\u003c\/li\u003e\n\u003cli\u003eWidth of 0.827 inches (21 mm) for compact fitment\u003c\/li\u003e\n\u003cli\u003eInner and outer race radius of 0.060 inches (1.52 mm)\u003c\/li\u003e\n\u003cli\u003eSeries 300, Type A-9 specification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Details\u003c\/h2\u003e\u003cp\u003eThe National 307-FF bearing features a single row radial ball bearing design optimized for manual transmission output shafts. With an inner race bore of 1.378 inches (35 mm) and an outer diameter of 3.150 inches (80 mm), it provides a precise fit for the transmission components. The bearing width of 0.827 inches (21 mm) ensures proper load distribution and stability during operation. Both inner and outer races have a radius of 0.060 inches (1.52 mm), contributing to smooth rotation and reduced wear. This bearing is part of National's Series 300 and meets Type A-9 standards, ensuring compatibility and performance within specified vehicle transmissions.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis manual transmission output shaft bearing is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChrysler Sebring manual transmissions\u003c\/li\u003e\n\u003cli\u003eDodge Stratus manual transmissions\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler manual transmissions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUsing the National 307-FF bearing in these models helps maintain transmission efficiency and reliability.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the 307-FF Bearing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive transmission noise due to worn bearings\u003c\/li\u003e\n\u003cli\u003eVibration or rough shifting in manual transmissions\u003c\/li\u003e\n\u003cli\u003ePremature bearing failure from improper fit or wear\u003c\/li\u003e\n\u003cli\u003eTransmission output shaft misalignment\u003c\/li\u003e\n\u003cli\u003eReduced transmission lifespan caused by bearing degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eProper installation of the National 307-FF bearing is critical for optimal performance. Ensure the transmission output shaft and housing are clean and free of debris before installation. Use appropriate tools to press the bearing into place without applying excessive force that could damage the races. Verify correct alignment and clearance according to vehicle service manuals for Chrysler Sebring, Dodge Stratus, or Jeep Wrangler models. Lubricate the bearing as specified to prevent premature wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational bearings are manufactured to meet strict quality standards, including dimensional accuracy and material integrity. The 307-FF bearing undergoes rigorous testing to ensure durability and performance in manual transmission applications. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product reliability.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43446452125877,"sku":"BCZK-307-FF","price":83.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_307FF_Ang.jpg?v=1774734489","url":"https:\/\/www.partcatalog.com\/products\/national-307-ff-manual-transmission-output-shaft-bearing","provider":"PartCatalog","version":"1.0","type":"link"}