The 4 State Trucks Blog
How to Install Rear Fenders on a Peterbilt 379
The process of installing rear fenders on a semi truck, specifically a Peterbilt 379 model, will depend on the type of fender.
Whether it’s a full fender or half fender, the difference comes down to:
Bracket requirements
Weight distribution
Suspension clearance.
Here’s an in-depth look at how to properly install Peterbilt 379 rear fenders without costly mistakes or damages.
Watch the installation process for Hogebuilt Half Fenders.
Tools & Materials Checklist
Power Drill
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8th Jul 2026
Common Steering Problems on Peterbilt 379 Trucks
Here are some of the most common steering problems found on older Peterbilt 379 models, how to diagnose those issues, and how to prevent them.
Related Posts:
How to Replace a Peterbilt Steering Shaft
Signs of a Bad Peterbilt 379 Steering Shaft
Diesel Shop Diagnosis of Steering Issues
Loose steering on a Peterbilt 379 is rarely a single failing part; it is a symptom of cumulative wear across the linkage, gear box, and steering shaft.
Driver Pre-Insepction for DOT Compliance
According to D
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18th Jun 2026
Peterbilt 379 Steering Shaft Replacement Guide
If you are undergoing a Peterbilt 379 steering shaft installation, this brief guide covers everything you need to know: component anatomy, part fitment, step-by-step installation, safety checks, and bad steering shaft symptoms on a Peterbilt 379.
Why Replacing the Peterbilt 379 Steering Shaft Matters
PURPOSE: It connects the cab-mounted steering column to the frame-mounted steering gear. It transfers steering input, handles torque, and absorbs vibration.
Ignoring a failing steering shaft can le
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16th Jun 2026
8 Signs Your Peterbilt 379 Steering Shaft Needs Replacement
Steering issues on a Class 8 heavy-duty truck are a critical safety concern, and recognizing the bad steering shaft symptoms Peterbilt 379 trucks exhibit is vital for every owner-operator.
If you notice an unusual amount of steering play Peterbilt 379 rigs can develop over hundreds of thousands of miles, ignoring it can severely compromise vehicle control, tire life, and overall safety on the road.
This guide breaks down how to spot a steering shaft failure early on.
Common Signs of Steering Sha
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10th Jun 2026
9 Costly Peterbilt 379 Exhaust Stack Replacement Mistakes to Avoid
Replacing exhaust stacks on a Peterbilt 379 is a bit easier than some other truck models, the installation process can still be time-consuming and tedious.
If you're an owner-operator installing new exhaust parts in your garage. Get ready.
Because a single faulty piece of hardware could be the difference between an over-the-weekend DIY-installation that takes a few hours or several weeks!
Looking to avoid all of that? This guide is here to help.
Here are the 9 most common
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3rd Jun 2026