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CORE 4X4 Shop Talk

We are a team of passionate people whose goal is to improve everyone's life.

CORE 4X4 Shop Talk

We are a team of passionate people whose goal is to improve everyone's life.

We Are Core 4x4 -- From a Backyard Garage to an Industry Leader

In This Guide It Started with a Broken Cherokee and a Borrowed Welder Meet the Team American Made, from Raw Steel to Finished Product Products Built for Every Build and Budget The Lifetime Guarantee: ...

Mar 6, 2026

LJ Build Finale -- RockJock Currectlync Steering System Install

In This Guide Why the LJ Needs a Steering Upgrade What Is in the RockJock Currectlync CE-9701 Kit Installation Overview Key Install Details Component Specifications The Finished LJ Build Why This Stee...

Jul 11, 2025

LJ Build pt.4 -- Beadlock Tires & Front End Suspension Setup

In This Guide Where We Left Off Bleeding the Brakes How to Mount Beadlock Wheels and Tires Settling the Suspension Setting and Torquing the Rear Track Bar Setting and Torquing the Front Track Bar Sett...

Jun 20, 2025

Building a Custom Metal Table Pt.3 -- Sanding, Polishing, and the Big Move

In This Guide Chamfering, Counter-Sunk Bolts, and a Change of Plans 400 Grit, Harbor Freight, and a Crash Course in Wet Sanding Tag, You Are It Tyson Takes Over Moving the Table Base (Through a Window...

Behind the Scenes

Jun 6, 2025

LJ Wrangler 3.5in Lift Kit Rear Install -- Core 4x4 Camp Series Guide

In This Guide About the Kit Prepping the Jeep Teardown of Factory Parts Drilling and Tapping the Factory Bump Pads Trackbar Relocation Bracket Rear Brake Lines Control Arms Shocks Sway Bar End Links R...

May 30, 2025

Ford F-350 Heavy Duty Steering & Trackbar Upgrade

In This Guide Whats in the Kit Prep: Soak Measure Teardown Trackbar Ball Joint Install the New Trackbar Install the Steering Set Measurements Final Torque Why Upgrade Your Super Duty Steering Fitment ...

Install Guides

May 16, 2025

How to Replace Long Arm Control Arms on a Jeep Cherokee XJ | Core 4x4 Custom Arm Guide

In This Guide The Problem: Old Long Arms with No Replacement Parts Three Measurements You Need for Custom Arms Custom Arms: What You Get Setting Your Arms to Length Installing the Arms Critical Torque...

Install Guides

May 2, 2025

Refreshing Our Old Harbor Freight Jack Stands -- A Family Shop Project at Core 4x4

In This Guide Why Refresh Old Jack Stands? Disassembly: Teaching the Girls to Use a Wrench Sandblasting and Powder Coating Reassembly: Figure It Out Adding Casters to Jack Stands The Finished Product ...

Behind the Scenes

Apr 25, 2025

How to Install Adjustable Leaf Spring Shackles on Your Jeep Cherokee XJ

In This Guide Why Upgrade to Adjustable Shackles on Your XJ? Understanding Shackle Math: How Lift Works What You Will Need Step-by-Step Install: Adjustable XJ Leaf Spring Shackles Grease Fitting Orien...

Install Guides

Apr 18, 2025

Building a Custom Metal Table Pt.2 -- Welding, Sandblasting, and Beveling the Edges

In This Guide Finish-Welding the Base Off to Sandblasting Powder Coating the Base Tabletop Prep: Epoxy Experiments and Beveling Beveling the Aluminum Edges What Is Next: Sanding, Polishing, and the Bi...

Behind the Scenes

Apr 18, 2025

Building a Custom Metal Table Pt.1 — Design, Machining, and Welding the Base

In This Guide The Plan: A Table the Team Built Themselves The Aluminum Tabletop Starting from the Ground Up: Adjustable Feet Machining on the Haas Lathe Day One: Welding the Legs Day Two: Grinding, th...

Behind the Scenes

Apr 11, 2025

How to Replace Rear Axle, Bearing & Seals on a Ram 1500

In This Guide What Caused the Problem Step 1: Remove the Brakes Step 2: Drain and Open the Rear Differential Step 3: Remove the C-Clip and Pull the Axle Step 4: Remove the Old Bearing and Seal Step 5:...

Maintenance & Repair

Apr 4, 2025

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