2592703C91
GEAR SET, DIFFERENTIAL 3.91
Navistar International®

The gear set, differential 3.91 is meticulously crafted to enhance the performance of various vehicles. This gear set features precision-engineered teeth that ensure optimal meshing and engagement, resulting in reduced noise and improved efficiency. The 3.91 gear ratio is designed for maximum torque delivery, making it an excellent choice for high-performance applications. The robust construction of the gear set ensures it can withstand the rigors of both on-road and off-road driving conditions, providing reliability and durability.

With over a century of experience in the automotive industry, Navistar International Corporation is renowned for its commitment to quality and innovation. The differential gear set is meticulously crafted to enhance vehicle performance across a range of applications. This gear set features precision-engineered teeth that ensure optimal meshing and engagement, resulting in improved efficiency and reduced noise during operation. The robust construction is designed to withstand high-stress conditions, showcasing Navistar's expertise in creating reliable automotive components. This gear set is an excellent choice for both performance and utility vehicles, reinforcing the company's legacy of excellence in the automotive sector.

This part fits the following models:

• - HX
• - 7700 Severe Service Truck (built on or after 12/15/03)
• - LoneStar
• - 9900 Premium Conventional (built on or after 3/15/96)
• - 5500I Severe Service Conventional
• - 9400 Premium Conventional (after 3/15/96)
• - ProStar Linehaul Conventional Limited
• - 7500 Severe Service Truck (built on or after 7/1/01)
• - 7600 Severe Service Truck (after 4/1/02)
• - ProStar Linehaul Conventional
• - HV with Heavy Duty Engines
• - Linehaul Transport
• - 7400 Severe Service Truck (built on or after 7/1/01)
• - 5600I Severe Service Conventional
• - HV with Medium Duty Engines
• - 5900I Severe Service Conventional
• - 9200 Premium Conventional (built before 3/15/96)
• - RH
• - 8600 Heavy Tractor

At Source One Parts Center, we understand the value of quality parts. Our extensive inventory and knowledgeable team ensure that you receive the best products to keep your automotive systems running smoothly.