It wasn’t supposed to happen this way.

For decades, off-road racing’s unlimited Pro 4 category has represented short-course racing’s holy grail – potent all-wheel-drive race trucks purpose-built to maximize the off-road environment for short bursts at a time.

No, they cannot fly over the Baja peninsula in 20-hour marathons, but they will annihilate a desert Trophy-Truck on any short-course track in the world in terms of speed and performance.

Today’s Pro 4s feature 900-plus-horsepower engines coupled to manual Xtrac gearboxes and other drivetrain exotica and electronics, meaning they are incredibly expensive to build and operate, requiring massive amounts of time to prep between races.

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Set against a shifting short-course environment that seems to shed its working structure every several years or so, finding enough Pro 4s to fill fields in two separate venues – the West Coast-based Lucas Oil Off Road Racing Series (LOORRS) and whatever sanctioning group operates in the Midwest – has been an increasing challenge. Over the past several years, the Lucas organization has enjoyed strong support thanks to better team and series sponsorship, while the Greaves family and a handful of Pro 4 faithful have kept the class alive in the American heartland.

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By: Marty Fiolka
Title: INSIGHT: Pro 4’s midwest migration
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Published Date: Tue, 16 Jun 2020 21:32:24 +0000




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