The 4 State Trucks Blog
Stud Pilot vs Hub Pilot Wheels: What's the Difference?
If you're looking to shop replacement wheels or wheel-end accessories, mixed Ecommerce inventories can create some confusion around which wheel setup is the right one, the preferred one.
Here's a full guide on the difference between hub pilot vs stud pilot wheels, as well as instructions on how to convert your wheels.
The Difference Between Stud Pilot and Hub Pilot Wheels
Feature
Stud Pilot/Budd
Hub Pilot
Centering Method
The studs and spherical-seated lug nuts
The center hol
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13th Jul 2026
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
7 Best Exterior Chrome Upgrades for the Kenworth W900A
Outfit your Kenworth W900A model with stunning exterior chrome accessories and stainless-steel upgrades that seamlessly tie together the entire truck’s theme.
Classic big rig owners take a lot of pride in their trucks. Most owners already know what they want. It's just a matter of sourcing the right parts.
Here are the best W900A chrome accessories to prioritize.
The Best Exterior Chrome Upgrades for the Kenworth W900A (1965-1982)
Start with the Big Four:
VISORS
BU
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6th Jul 2026
Essential Kenworth W900A Restoration Parts (100% Bottom-Up Rebuild)
When restoring a classic Kenworth W900A from the 1960s or 1970s, the ultimate goal is honoring that legendary vintage aesthetic while ditching tired, road-worn, decades-old mechanical components.
Semi-truck restorations can take years to complete—especially if you are balancing the project as a full-time owner-operator.
To maximize your time and budget, a build must be tackled systematically. Sourcing the right W900A restoration parts requires sorting aftermarket upgrades into four foundat
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29th Jun 2026
Haul of Fame: Maggini & Sons Trucking's Legendary Lucky 13 Peterbilt 379
Every once in a while, a truck comes along that does more than haul freight—it leaves a lasting mark on trucking culture.
For truck enthusiasts across North America, Mike Maggini's "Lucky 13" Peterbilt 379 is one of those trucks.
Built long before social media made custom trucks famous, Lucky 13 earned its reputation the hard way: by showing up, working hard, and turning heads wherever it went.
While many show trucks spend their lives under bright lights and behind velvet ropes, this Peter
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24th Jun 2026