The successor to the venerable Advance Design

Chevrolet Advance Design

General Motors' first major redesign post-World War II, the Advance Design series was billed as a bigger, stronger, and sleeker design. First available on Saturday June 28, 1947, these trucks were sold with various minor changes over the years until March 25, 1955, when the Task Force Series...

 trucks, the Task Force Series ran from late 1955 (second series) through 1959.

The 1955 second series offered standard options and add-ons such as 12-volt electrical systems, the first V8 (the 265 cubic inch), and fleet-side 6-foot, 7-foot, and 8-foot-length beds.

Differences

1955 Second Series - First year for new body style. New "wrap-around" windshield - a truck industry first - and optional wrap-around rear window on Deluxe cabs. Power steering and power brakes are now available for the first time on GM trucks. Electrical system has been upgraded to 12 volts. Only year for 7 foot bed length. Fenders have single headlights and one-piece emblem is mounted below horizontal line on fender.

1956 - Wider hood emblem. Two-piece fender emblems are now mounted above horizontal fender line. Last year for egg crate grille.

1957 - Only year for more open grille. Hood is flatter with two spears on top, similar to the 1957 Bel Air

57 Chevy

The 1957 Chevrolet is an automobile which was introduced by the Chevrolet division of General Motors in September, 1956. It was available in three series models: the upscale Bel Air, the mid-range "two-ten", and the "one-fifty". A two-door station wagon, the Nomad was produced as a Bel Air model....

. Fender emblems are still above fender line, but are now oval-shaped, as opposed to previous versions in script.

1958 - First year for fleetside bed, significant redesign of front end. All ⅓-ton trucks are now called Apaches. Truck now has four headlights instead of the previous two and features a shorter, wider grille running the width of the front end. Parking lights are now in the grille instead of being in the front of the fender and the hood is similar to 1955/1956 models, but with a flat "valley" in the middle. First year for factory-equipped air conditioning.

1959 - Minimal changes from 1958, the most apparent was a larger and more ornate hood emblem and redesigned badging on the fenders. The last year that the NAPCO

Napco Four Wheel Drive Vehicles

NAPCO was founded in 1918 and based in Minneapolis. During World War II, NAPCO helped the war effort by producing specialized mechanical parts and assemblies that were tested in war conditions....

 (Northwestern Auto Parts Company) "Powr-Pak" four-wheel drive

Four-wheel drive

Four-wheel drive, 4WD, or 4×4 is a four-wheeled vehicle with a drivetrain that allows all four wheels to receive torque from the engine simultaneously...

conversion could be factory ordered.