1958 GMC 370 Transmission Seals & Gaskets
- Fel-Pro®Manual Transmission Gasket KitGMC 370 1958, Manual Transmission Gasket Kit by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets...Direct OEM replacement for a proper fitEnsures reliable sealing performance$10.10 - $11.99
- National®Manual Transmission Output Shaft SealGMC 370 with 4-Speed GMC SM420 Transmission 1958, Manual Transmission Output Shaft Seal by National®. Width: 0.437". Inside Diameter: 2.250". Outside Diameter: 3.001". Housing Bore: 2.996". Don’t just repair a leak, prevent future...Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lip$14.19
- National®Manual Transmission Shift Shaft SealGMC 370 3-Speed with Borg-Warner T89 Transmission 1958, Manual Transmission Shift Shaft Seal by National®. Width: 0.175". Inside Diameter: 0.593". Outside Diameter: 0.943". Housing Bore: 0.935". Don’t just repair a leak, prevent...Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lip$5.03
- Mahle®Manual Transmission Gasket SetGMC 370 1958, Manual Transmission Gasket Set by Mahle®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.72 - $12.78
- USA Standard Gear®Manual Transmission Gasket SetGMC 370 4-Speed 1958, Manual Transmission Gasket Set by USA Standard Gear®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.00