Checker A-12 Marathon

Category:

Description

The Checker A-12 Marathon, introduced in 1961, was a civilian version of the iconic Checker taxicabs that had been widely used across American cities. Produced by the Checker Motors Corporation, the Marathon was designed as a durable, spacious, and reliable vehicle, with a focus on practicality rather than luxury or performance.

Powered by a six-cylinder engine, the A-12 Marathon was initially equipped with a 3.7-liter Continental engine, although later versions were offered with engines sourced from Chevrolet, including both inline-six and V8 options. The Marathon was known for its straightforward, robust mechanicals, with an emphasis on longevity and ease of maintenance—traits that were important to both taxi fleets and private owners.

The Marathon’s design was characterized by its boxy, utilitarian shape, which maximized interior space. It featured large, upright windows, a roomy cabin, and comfortable seating for up to six passengers. This practicality made it popular among families, businesses, and anyone who needed a reliable, roomy car for daily use. The car’s wide doors and low step-in height made it easy to enter and exit, a feature that was particularly appreciated in urban environments.

Although not known for its performance, the Checker A-12 Marathon was highly respected for its durability. Many of these cars were capable of racking up hundreds of thousands of miles, especially when used as taxicabs. This reputation for toughness, combined with its spacious interior, made the Marathon a distinctive vehicle on American roads during its production run, which lasted until 1982.

The Checker A-12 Marathon, while never a high-performance or luxury vehicle, has since become an iconic piece of American automotive history. Its association with the classic yellow Checker cabs, along with its no-nonsense design and exceptional durability, has made it a beloved model among collectors and enthusiasts.

Additional information

Manufacturer

Checker

Country

-, USA

Production Started

1969

Production Stopped

1969

Vehicle Type

Bodystyle

Sedan

Number of Doors

4

Number of Seats

8

Top Speed

96 mph (155 kph)

0-60 mph (0-100 kph)

Power

114 / 155 / 153 @ 4200 rpm

Torque

304 / 224 @ 1600 rpm

Engine Manufacturer

Chevrolet

Engine

Inline 6

Engine Location

Front

Engine Displacement

3768 cc (228.9 cu in)

Valvetrain

OHV

Valves per Cylinder

2

Bore / Stroke

98.4 x 82.6 mm (3.874 x 3.252 in)

Compression Ratio

8.5:1

Cooling System

Water

Charging System

Fuel Type

Petrol

Fuel System

Aspiration

Normal

Fuel Capacity

Drive

Rear

Transmission

A3

Steering

Front Brakes

Rear Brakes

Front Suspension

Rear Suspension

Tyre Dimensions

Chassis

Weight

1650 kg (3638 lb)

Length

Width

Height

Wheelbase

3048 mm (120 in)