Description
TORQUE ROD ASSEMBLY
Part Number: F0305108C
Direct replacement (cross ref) for 03-05108.
Product Overview
This torque rod assembly keeps the axle in position and controls forward and backward movement under load. It’s one of those parts you don’t think about until it wears out, but when it does, you feel it right away. This unit replaces OEM part 03-05108 and is used in heavy-duty suspension setups where stability matters.
What the Part Does
Torque rods connect the axle to the frame and keep it from shifting out of place when the truck accelerates, brakes, or carries weight. They allow controlled movement, but stop the kind of excessive motion that throws off alignment.
They also help maintain proper driveline angles and keep everything tracking straight down the road. When they’re doing their job, the truck feels stable and predictable.
Common Problems This Part Solves
When a torque rod starts to wear out, the bushings inside it usually go first. That’s when you start hearing clunking when taking off or braking.
You may also notice the truck feeling loose in the rear, especially under load, or see uneven tire wear from the axle not holding its position. In more advanced cases, the truck can feel like it’s wandering slightly instead of tracking straight.
Why Replacement Matters
A worn torque rod affects alignment and control as well as driving experience. If the axle is moving more than it should, it puts extra stress on tires, suspension parts and even the driveline. Replacing it keeps everything where it should be and prevents those problems from spreading into other components.
Compatibility and Fitment
This assembly replaces OEM part 03-05108. Always confirm length, mounting style, and application before ordering. Torque rods are specific, and even small differences can affect fit and performance.
Installation and Service Notes
Installation requires removing the old rod and installing the new one with proper torque on all fasteners. It’s important to install it at normal ride height so the bushings aren’t preloaded in the wrong position. While you’re there, check the rest of the suspension, especially other torque rods and bushings. If one is worn out, others may be close behind.
Use Case
This part is commonly replaced when dealing with suspension noise, axle alignment issues, or trucks that feel unstable under load or braking.
About Us
We’re a family-owned group of Peterbilt dealerships dedicated to getting you the parts you need quickly and affordably. Whether you’re looking for Paccar OEM parts, reliable aftermarket replacements, or popular upgrades like seats and filters, we make it easy to keep your truck running and on the road. If you don’t see what you need online, just give us a call or send an email — chances are we can get it. We pride ourselves on fast service, fair prices, and being a partner you can depend on when downtime isn’t an option
