FUL4303033
GEAR MAIN SHAFT
Navistar International®

The gear main shaft is an essential component of a vehicle's transmission system, responsible for transmitting power from the engine to the wheels. This part is engineered to provide reliable performance under various driving conditions, ensuring smooth gear shifts and optimal acceleration. Made from high-quality materials, the gear main shaft is designed to withstand the stresses of daily driving, offering durability and longevity. Its precise construction ensures a perfect fit within the transmission assembly, minimizing the risk of mechanical issues.

Navistar International Corporation has a long-standing legacy in the automotive sector, recognized for its dedication to producing high-quality vehicles and components. The company has built a reputation for reliability and innovation, particularly in the heavy-duty truck market. This main shaft is an essential component of the vehicle's transmission system, engineered to transmit power from the engine to the wheels. Navistar's focus on advanced engineering techniques ensures that this part is constructed from durable materials that can withstand the rigors of heavy-duty use. By emphasizing precision and reliability, Navistar enhances the overall performance of the transmission system, making this main shaft critical for maintaining optimal operation.

This part fits the following models:

• - 8600 Heavy Tractors
• - 5900I Severe Service Conventional
• - 9800 Premium Cabover
• - RH
• - HV with Heavy Duty Engines
• - 8100 Heavy Tractors (built on or after 1/16/98)
• - ProStar Linehaul Conventional
• - 9100 Premium Conventional
• - 5000 Severe Service Conventional (built on or after 3/15/96)
• - MV
• - LoneStar Linehaul Conventional
• - 7500 Severe Service Trucks (built on or after 7/1/01)
• - 5500I Severe Service Conventional
• - LT
• - 513 Transmission
• - 9200 Premium Conventional (built before 3/15/96)
• - 2600 Heavy Service Trucks (built on or after 1/16/98)
• - 9400 Premium Conventional (built on or after 3/15/96)
• - ProStar Linehaul Conventional Limited
• - 7700 Severe Service Trucks (built on or after 12/15/03)
• - 9900 Premium Conventional (built on or after 3/15/96)
• - HV with Medium Duty Engines
• - 2500 Heavy Service Trucks (built on or after 1/16/98)
• - 4400 Medium Trucks
• - 9300 Premium Conventional (built on or after 3/15/96)
• - 8500 Heavy Tractors
• - 7400 Severe Service Trucks (built on or after 7/1/01)
• - 7600 Severe Service Trucks (built on or after 4/1/02)
• - HX
• - 5600I Severe Service Conventional
• - 5000 Severe Service (built from 1/1/1981 to 12/31/1991)
• - 9900 Premium Conventional (built on or after 3/15/96)

When it comes to sourcing reliable gear main shafts, Source One Parts Center is your trusted partner. Our extensive selection includes high-quality components designed to transmit power efficiently from the engine to the wheels. We understand that durability and performance are essential, which is why we offer products that meet the highest industry standards. Our knowledgeable staff is always available to assist you in finding the right parts for your specific needs, ensuring that you make informed decisions. With our commitment to quality and exceptional customer service, Source One is the best place to purchase your automotive parts.