580965C91
ADJUSTER SLACK
Navistar International®

The adjuster slack is an essential component for maintaining the efficiency of the braking system in heavy-duty vehicles. This part is specifically designed to provide precise adjustments to the brake slack, ensuring optimal performance and safety. Its robust construction is built to withstand the rigors of commercial use, providing reliability and durability over time. The adjuster features an innovative design that allows for easy installation, making it a convenient choice for mechanics and vehicle owners alike. By maintaining the correct brake slack, this component enhances the overall safety and performance of the vehicle, making it a critical part of any heavy-duty braking system.

Navistar International Corporation has been a leader in the heavy-duty vehicle industry for over a century, known for its dedication to quality and innovation. The adjuster slack is an essential component for maintaining the efficiency of the braking system in heavy-duty vehicles. This part is specifically designed to provide precise adjustments to the brake slack, ensuring optimal performance and safety. Navistar's robust construction ensures that this adjuster can withstand the rigors of commercial use, providing reliability and durability over time. By focusing on user-friendly design and functionality, the manufacturer delivers a product that enhances the overall safety and performance of heavy-duty vehicles on the road.

This part fits the following Navistar models:

• - 8300 Heavy Tractors (built before 1989)
• - 2500 Medium Trucks (built from 4/1/81 to 12/31/88)
• - 9400 Premium Conventional (built before 3/15/96)
• - 5000 Severe Service Conventional (built on or after 3/15/96)
• - 3000 Bus Chassis (built on or after 5/23/97)
• - 4000 Medium Trucks (built before 5/23/97)
• - 9600 Premium Cabover
• - 144 Medium Trucks (built from 4/1/81 to 12/31/88)
• - 9700 Premium Cabover

At Source One Parts Center, we are dedicated to providing adjustable slack products that meet the highest quality standards. Our knowledgeable and friendly staff is here to ensure that you find the perfect components for your vehicle.