1940 Buick Super Eight Convertible

Description

Raleigh Classic Car Auctions have built a pristine reputation over 26 years of live auctions, as the go-to for the best-of-the-best offerings for car collectors and enthusiasts. Regionally trusted and nationally recognized, Raleigh Classic Car Auctions continues to find low-mile, original examples with documentation annually. The October Special is an offering of 28 premium quality, low-mile and desirable, domestic lots from three private estates. All vehicles are available for in-person inspection at The Raleigh Classic Showroom in Zebulon, NC; 9:00am-4:00pm Monday-Friday: 10/28/25 - 11/12/25 or by appointment.

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By 1940, Buick had firmly established itself as a leader in engineering innovation and design sophistication. The Super 8 series, positioned between the entry-level Special and the luxurious Roadmaster, offered buyers a compelling blend of performance, style, and value. At the heart of the Super 8 was Buick’s celebrated 248 cu-in “Dynaflash” straight-eight engine, delivering smooth power through a three-speed manual transmission. With elegant lines, advanced features, and a reputation for reliability, the Super 8 became a symbol of pre-war American motoring excellence.   

This 1940 Buick Super 8 Convertible is finished in Sequoia Cream with a striking red leather interior with matching steel wheels and a black canvas top. The color combination is both bold and timeless, accentuating the car’s graceful Art Deco styling. The chrome and brightwork—inside and out—are said to be in excellent condition according to the selling dealer, and the car presents as a beautiful example of Buick’s pre-war craftsmanship.  

Highlights   

• Offered from The Raleigh Classic Collection  

• 8,153 miles indicated  

  • Based on the seller's thorough assessment, known history, and accompanying documentation, the odometer reading of this Buick is believed to be correct since restoration.  

• Powered by a 248ci “Dynaflash” straight-eight engine  

• Three-speed manual transmission  

• Independent front suspension with ride stabilizer  

• Semi-floating rear axle with hypoid gears  

• Hydraulic drum brakes at all four corners  

• Finished in Sequoia Cream with a black canvas folding soft top over red leather interior  

• Red steel wheels with polished center caps wrapped in whitewall tires  

• The chassis number (13803923) decodes as:  

  • 1 - Indicates the Flint, Michigan assembly plant  

  • 3803923 - Sequential production number  

Features   

• Three-spoke steering wheel with chrome horn ring  

• Fully finished trunk with full-size spare  

• Sonomatic push-button AM radio  

• Fender skirts and grille guard   

• Dual yellow-tinted fog lamps  

• Six-volt electrical system  

• Dual exhaust system   

• 18-gallon fuel tank  

• Heater/defroster  

• Dual horns   

• Dome light  

• Clock  

Known Imperfections   

• As with any vintage vehicle, some imperfections may be present. Interested parties are encouraged to review the photo gallery and contact the seller with any questions.  

Included   

• Full-size spare wheel and tire  

Ownership History    

This 1940 Buick Super 8 Convertible is offered from The Raleigh Classic Collection with a clean Wisconsin title.