2590713C1
SEAL, OIL PINION
Navistar International®

The seal, oil pinion is designed to provide effective sealing for pinion gear assemblies, preventing oil leaks and ensuring the longevity of the drivetrain. Its robust construction features high-quality materials that resist wear and heat, making it suitable for demanding applications. This part plays a vital role in maintaining the proper lubrication of the pinion gear, which is essential for smooth operation and efficiency. The seal is engineered for a precise fit, which helps to minimize friction and wear, ultimately enhancing the performance of the vehicle. Its reliable sealing capabilities contribute to the overall durability of the drivetrain system.

Navistar International Corporation has a storied history of excellence in the automotive sector, focusing on the production of high-quality vehicle components. The oil pinion seal is designed to provide effective sealing for pinion gear assemblies, preventing oil leaks that could compromise performance. With a commitment to durability, Navistar utilizes premium materials that resist wear and heat, ensuring the longevity of this critical component. The precise engineering behind the seal minimizes friction and enhances efficiency, making it an integral part of the drivetrain system that contributes to the overall reliability and performance of the vehicle.

This part fits the following models:

• - 7700: 7700 severe service trucks (built on 12/15/03 & later)
• - RH: Regional haul
• - 9800: 9800 premium cabover
• - HVHD: HV with heavy duty engines
• - HX: Heavy extreme
• - 5500: 5500I severe service conventional
• - 9900: 9900 premium conventional (built on 3/15/96 & later)
• - LT: Linehaul transport
• - 8600: 8600 heavy tractors
• - 3000: 3800 bus flat back cowls (built before 5/23/1997)
• - 3000: 3000 bus chassis (built on 5/23/97 & later)
• - 3000: 3700 bus flat back cowls (built before 5/23/1997)
• - 3000: 3400 bus flat back cowls (built before 5/23/1997)
• - 3000: 3600 bus flat back cowls (built before 5/23/1997)
• - 3000: 3900 bus fc chassis (built before 5/23/1997)
• - 5000: 5000 severe service conventional (after 3/15/96)
• - 5000: 5000 severe service (from 1/1/1981 to 12/31/1991)
• - 5000: 5000 severe service conventional (built on 3/15/96 & later)
• - 5000: 5000 severe service (built 1/1/1981 thru 12/31/1991)
• - PROP: ProStar linehaul conventional premium
• - LS: LoneStar linehaul conventional
• - 4400: 4400 medium trucks
• - 7300: 7300 severe service trucks (built on 10/1/01 & later)
• - 4700: 4700 medium trucks (built on 5/23/97 & later)
• - 9400: 9400 premium conventional (built on 3/15/96 & later)
• - 9200: 9200 premium conventional (built before 3/15/96)
• - 9200: 9200 premium conventional (built on 3/15/96 & later)
• - 9200: 9200 premium conventional (built after 3/15/96)
• - 9600: 9700 premium cabover (built from 1981-1990)
• - 9600: 9600 premium cabover (built from 1981-1990)

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