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FourWheeler

If it has wheels and goes off road, Ian Johnson will work on it! In FourWheeler, we work on everything from upgrading your daily driving Jeep to building a custom tube-chassis rock crawler. Ian takes you along for the do-it-yourself-ride.
202010 episodes
7+
Subscribe to discovery+ or Max

Episodes

  1. S1 E1 - Custom LJ Buggy Part 1
    September 27, 2019
    22min
    7+
    Ian begins assembly of a custom LJ chassis and builds a full Jeep out of a pile of metal tubs. Then he adds front and rear axles with cut-to-length control arms, and finishes off the build with coil-over suspension.
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  2. S1 E2 - Custom LJ Buggy Part 2
    October 4, 2019
    22min
    7+
    The custom Jeep JL gets a drivetrain after Ian finds a junkyard LS engine to install. He also fabricates his own exhaust.
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  3. S1 E3 - Custom LJ Buggy Part 3
    October 11, 2019
    22min
    7+
    The chassis on the Jeep JL has been powder coated, so now it's time for final assembly. Ian will bolt everything in place and fabricate the body panels just in time to send it all to paint.
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  4. S1 E4 - Full Float vs. Semi-Float Axle
    October 18, 2019
    22min
    7+
    Larger tires on an off-road rig usually mean broken axles. A 1989 Dodge Ram Charger is in the shop, and Ian shows how to swap out a semi-float axle for the more desirable full-float axle.
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  5. S1 E5 - Custom LJ Buggy, Part 4
    November 22, 2019
    22min
    7+
    The buggy is nearly finished. It’s back from paint, and all that remains is wiring, plumbing, body panel installation and the interior. When Ian’s done, he's ready to hit the trails in a custom Jeep LJ.
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  6. S1 E6 - Stretched Side by Side
    November 29, 2019
    22min
    7+
    Ian doesn't want to fix a beat-up Polaris XP 900. He wants to turn it into a completely different rig. He decides to stretch the side by side and add longer suspension for more travel, but that's just the beginning.
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  7. S1 E7 - Stretched Side by Side, Part 2
    December 6, 2019
    22min
    7+
    With the drivetrain and suspension done, it's now time to focus on what the Polaris will need to stay safe on the trails. Ian customizes a roll cage, installs the driver's seat and adds some tunes.
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  8. S1 E8 - Engine Swap
    December 13, 2019
    22min
    7+
    An '80s Ramcharger is back in the shop for an engine swap. The owner wants a gas-powered Hemi, so Ian swaps the old, tired engine for one from a local junkyard.
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  9. S1 E9 - Moving Weight
    January 24, 2020
    22min
    7+
    Ian moves weight around on a Samurai to get more squat in the rear end. He shifts the radiator and fuel cell and changes the rear end suspension geometry to help this rig better handle the rocks.
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  10. S1 E10 - Four Wheeler Adventure
    January 31, 2020
    22min
    7+
    Ian goes on an adventure with some of his buddies. They hit a few off-road parks nearby, make some roadside repairs, and end the trip with some Tennessee whiskey.
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Details

More info

Audio languages
English
Subtitles
English
Starring
Ian Johnson
Studio
discovery plus Lifestyle
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