4x4 & Off Road Transmission and Drivetrain

We Add Saginaw Steering to Our Toyota FJ40 Land Cruiser

Adding Saginaw Power Steering to an FJ40... » Read More

Tacoma Traction: 4.88 Gears And An ARB Air Locker For Our 2017 Toyota Tacoma

4.88 gears and an ARB Air Locker for our 2017 Tacoma... » Read More

How-To: Tighten Up Your Jeep’s Steering

We upgrade a 2006 LJ’s stock steering with Synergy’s newest heavy-duty “Y”-style linkage... » Read More

CJ-2A Driveshaft Upgrade & Rebuild

Jeep CJ-2A driveshaft upgrade and rebuild REEL Driveline.... » Read More

A Gear for Any Occasion: 2017 Ultimate Adventure Vehicle CJ-6 Gets the Old 5-Shifter Drivetrain

Part 4: A Gear for Any (And We Mean Any) Occasion... » Read More

Vintage Jeep Driveshaft Upgrade

Upgrading this weak link between the transfer case and the front driveshaft on many early Jeeps... » Read More

Nuts & Bolts: Chevy Gas Tank Skid?

A readers ask about protecting the plastic fuel tank on his 1999-2006 Chevrolet/GMC 4x4.... » Read More

Nuts & Bolts: Cranky 9-Inch rear

Cranky 9-inch!... » Read More

How to Build an NP203/205 Doubler For A 4L80E Transmission

Adding an NP203/205 dual-transfer case “Doubler” setup to a 4L80E is a great way to add much... » Read More

Jeep Cherokee XJ Slave Cylinder Upgrade

We show you what’s involved in converting an Jeep Cherokee XJ AX5 Transmission from Internal... » Read More

An Easy Way to Convert From A Mechanical to a Hydraulic Clutch

Follow along as we go through the steps involved with replacing the mechanical linkage in favor... » Read More

Nuts & Bolts: Drivetrain Swap in a 1989 Range Rover

Against all common sense I picked up a 1989 Range Rover. It won’t rev over 1,800 rpm. What I... » Read More

2011 Jeep JK Wrangler Steering and Axle Upgrades from Currie Enterprises

We bolt up a Currie Enterprises’ RockJock 44 front axle and Currectlync steering upgrade to a... » Read More

Adding EBC Brakes & a South Bend Clutch on a Daily Driven Cummins Diesel

Our big white 2010 Ram 3500 has been dragging trailers and cruising highways as well as bouncing... » Read More

G2 Core 44 Axles Installed in Jeep JK Wrangler

So check out the tips, tricks, and correct way to plunk a pair of G2 Core 44s under your Jeep JK... » Read More

2012 Ram 2500 ATS Transmission Rebuild

For those reasons it’s a good idea to trust your tow rig’s transmission rebuild to the best.... » Read More

2005 Dodge Power Wagon Dynatrac Free-Spin Kit Install - Problem Solved

The Free-Spin kit for our Power Wagon came with everything needed to ditch the factory unit... » Read More

1997 Jeep TJ Transfer Case Shifter Upgrade - T-Case Oh-Shift!

We got out of the rocks after a friend crawled under and shifted the case into low again, but we... » Read More

1998 Jeep Grand Cherokee ZJ - NP242 HD SYE Transfer Case

Unlike the NP231, which has a wide array of gearing, shifter, and fixed-yoke options, the NP242... » Read More

1997 Jeep Wrangler Axle Upgrade - Easy Rearend

Since we don’t setup gears every day, it can sometimes take a while. This Jeep is a... » Read More