FUL4303880
GEAR MAIN SHAFT 1ST
Navistar International®

The gear main shaft 1st is a crucial component in the transmission system, designed to facilitate smooth gear shifting and enhance overall vehicle performance. This part is engineered with precision to ensure durability and reliability under various driving conditions. Its robust construction allows it to withstand high torque and stress, making it an essential element for maintaining optimal power transfer from the engine to the wheels. The design incorporates advanced materials that reduce friction and wear, contributing to a longer lifespan and improved efficiency. Additionally, the gear main shaft 1st is meticulously crafted to meet stringent quality standards, ensuring it fits seamlessly into the transmission assembly for easy installation and maintenance.

Navistar International Corporation has been a key player in the automotive industry for over a century, recognized for its commitment to quality and innovation. The company has built a strong reputation for producing reliable and high-performance vehicle components. The gear main shaft 1st is a crucial element in the transmission system, designed to facilitate smooth gear shifting and enhance overall vehicle performance. This component is engineered with precision to ensure durability and reliability under various driving conditions. Navistar's robust construction allows it to withstand high torque and stress, making it an essential element for maintaining optimal power transfer from the engine to the wheels. The design incorporates advanced materials that reduce friction and wear, contributing to a longer lifespan and improved efficiency.

This part fits the following Navistar models:

• - 8100 Heavy Tractors (built on 1/16/98 & later)
• - 9900 Premium Conventional (built on or after 3/15/96)
• - 9400 Premium Conventional (built on or after 3/15/96)
• - 9200 Premium Conventional (built before 3/15/96)
• - 2600 Heavy Service Trucks (built on or after 1/16/98)
• - 9100 Premium Conventional
• - 2500 Heavy Service Trucks (built on or after 1/16/98)
• - 8600 Heavy Tractors
• - RH Regional Haul
• - LT Linehaul Transport
• - ProStar Linehaul Conventional
• - ProStar Linehaul Conventional Premium
• - 9800 Premium Cabover
• - 4400 Medium Trucks
• - ProStar Linehaul Conventional Limited
• - LoneStar Linehaul Conventional
• - 7400 Severe Service Trucks (built on or after 7/1/01)
• - 7600 Severe Service Trucks (built on or after 4/1/02)
• - 7500 Severe Service Trucks (built on or after 7/1/01)

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