1958 Buick Series 75 Roadmaster Convertible Coupe

The Roadmaster was offered between 1936 and 1958 and was second in Buick's lineup only to the new Limited series. available for the last time in 1958, until the return of the nameplate in 1991, the Roadmaster was available as a four-door hardtop, a two-door convertible coupe, and a two-door hardtop coupe. For 1958, the Series 75 Roadmaster was given all of the bright-work found on the Super plus wheelhouse moldings, rocker panel molding and ribbed inserts to the rear fender flashes. Standard features included all those found on the other Buick series, plus power windows, a safety-cushion dash, carpeted floors and lower doors, a six-way power-adjustable front seat, a glare-proof rearview mirror, a safety buzzer, a brake warning light and Deluxe wheel covers. Closed models were available with either cloth or cloth and leather upholstery, with a standard all-leather interior for the convertible.

The 364 cubic-inch V8 Buick engine was rated at 300 horsepower with a 10.0:1 compression ratio. For 1958, Buick produced just 1,181 Roadmaster Convertibles, the rarest of the bodystyles on the Roadmaster.

This example is a rust-free California car that has been selectively restored as needed. The exterior is finished in Mohave Yellow, with a yellow and white leather interior and a new white convertible top. It has the 364 cid engine, power brakes, a power-operated seat, power steering, a power top, power windows and a power antenna.

In 2010, this Roadmaster was offered for sale at the Vintage Motor Cars of Meadow Brook event presented by RM Auctions. The car was estimated to sell for $65,000 - $85,000. As bidding came to a close, the car had been sold for the sum of $59,400 including buyer's premium.

By Daniel Vaughan | Aug 2010