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Buick Roadmaster

Category:

Description

The Buick Roadmaster was one of the most prestigious and enduring models in Buick’s history, serving as the brand’s flagship for much of the mid-20th century. Introduced in 1936 and produced in various forms through 1958, and then revived again in the early 1990s, the Roadmaster represented the pinnacle of Buick’s engineering, luxury, and design.

In its postwar heyday during the late 1940s and 1950s, the Roadmaster was a symbol of success and sophistication. Built on Buick’s longest wheelbase, it offered generous interior space and a commanding presence on the road. The styling evolved with the times—rounded fenders and chrome-heavy details in the late 1940s gave way to sleeker lines, wraparound windshields, and tailfins in the 1950s.

One of the defining features of the Roadmaster was its powertrain. Early postwar models were equipped with Buick’s smooth-running 320 cubic inch straight-eight engine. In 1953, Buick introduced the more powerful and compact 322 cubic inch “Nailhead” V8 engine, marking a significant performance improvement. Paired with the Dynaflow automatic transmission, the Roadmaster delivered a serene, effortless driving experience that appealed to buyers seeking comfort over sportiness.

The Roadmaster was available in a wide range of body styles, including sedans, hardtops, convertibles, and estate wagons. All versions were well-appointed, with high-quality materials, advanced features, and spacious interiors. Options such as power steering, power windows, air conditioning, and elaborate radios added to the car’s luxury credentials.

The interior design of the Roadmaster emphasized comfort and elegance, with rich upholstery, chrome trim, and a dashboard that combined classic styling with practical controls. It was a car designed to make long-distance travel enjoyable and stylish, reflecting Buick’s image as a premium yet approachable brand.

Today, the Buick Roadmaster is remembered as one of the great American luxury cars of the mid-century era. Its combination of refined styling, powerful engines, and smooth ride makes it a favorite among classic car enthusiasts. Whether in convertible form or as a stately sedan, the Roadmaster remains a proud symbol of Buick’s golden years.

Additional information

Manufacturer

Buick

Country

USA

Production Started

1955

Production Stopped

1955

Vehicle Type

Bodystyle

Carbio, convertible

Number of Doors

2

Number of Seats

6

Top Speed

0-60 mph (0-100 kph)

Power

74 / 236 / 233 @ 4600 rpm

Torque

448 / 330 @ 3000 rpm

Engine Manufacturer

Buick

Engine

V8

Engine Location

Front

Engine Displacement

5277 cc (320.5 cu in)

Valvetrain

OHV

Valves per Cylinder

2

Bore / Stroke

101.6 x 81.3 mm (4 x 3.201 in)

Compression Ratio

9:1

Cooling System

Water

Charging System

Fuel Type

Petrol

Fuel System

Carburator

Aspiration

Normal

Fuel Capacity

Drive

Rear

Transmission

M3

Steering

Front Brakes

Rear Brakes

Front Suspension

Rear Suspension

Tyre Dimensions

Chassis

Weight

Length

Width

Height

Wheelbase

3226 mm (127 in)