When a Three-Door Suburban Meets a Pickup

Builders, Culture  /   /  By Mark Bach

At first glance, you can tell that the proportions of Brent Dewitt’s 1972 GMC truck are not quite stock.  But it’s only after you see the third door on the passenger side that you understand the custom work involved.

This 1972 GMC C-10 truck was custom crafted using a Suburban body for the cab. GMC and Chevrolet both made three door Suburbans from 1967-1972—with the one door on the driver’s side and two on the passenger side. The idea was to make it safer for passengers to get out on that side, away from traffic.

Dewitt’s thought was to take the Suburban cab and mate it with a pick-up bed. This is the second time he accomplished this trick. The first time around, he took a similar 1972 cab and made a raised 4×4  truck out of it. He held on to the donor Suburban for 10 years, but got serious about the build a year ago.

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Dewitt had two guys working on the conversion for nearly a year. The frame was stretched 18 inches and uses a RideTech suspension. He wanted to keep the exterior looking as close to stock as possible, so opted for a classic white and black paint scheme. The interior is a matching black, with black and white Houndstooth cloth seats.

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To give the truck additional power, he added a Whipple supercharger to the 5.3 liter Gen 5 motor. The automatic transmission is GM’s 6L80. Wilwood brakes help slow the beast down. He had just put shakedown miles on the freshly built truck before taking it to the Goodguys Spring Nationals in Scottsdale, Ariz. earlier this  month.

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Dewitt ended up with a wild custom three-door truck with otherwise mostly stock looks. That should produce quite a few double-takes at the triple doors.

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See Chevrolet Suburban Cars for sale on eBay.

About the Author

Mark C. Bach has oil in his veins and remembers feeler gauges and brake springs. He has a love for all things that move, especially old-school muscle cars. Bach writes for a variety of outlets, including Chevy Classics and FuelCurve.com, and maintains Route66pubco.com.