Permanent four-wheel drive pickups featured a two-speed dual New Process 203 transfer case with planetary center and. Development of the new third-generation trucks began in 1968 with vehicle components undergoing simulated testing on computers before the first pickups were even built for real world testing. The differential lock would unlock and deactivate at speeds above 20 mph for safety reasons, such as the vehicle being on dry pavement. The length was extended to 117. For the 1975 model year, the 185 hp 400 cu in 6. The public was needing trucks to withstand heavy loads and high mileage with the contractors needing them to transport materials and drive job to job and also with the travelers with there truck campers and pull behinds.
It is not clear if the crew cab was for fleet orders only, or if it was available to the general public. . Trucks equipped with these tanks and exceeded the requirements of. Dual exhaust was also added during the '91-'93 model years. Featuring a 133-inch wheelbase, the Longhorn added an extra 6 inches 15 cm to the bed. Rather than circular wheel wells, the trucks featured a squarer wheel opening with rounded corners.
There were two engine choices: the V8 replaced the , while the venerable continued. The original works were altered quantitatively or qualitatively and the video does not compete with the market for the original works. Horsepower and torque output was increased to 210 hp, and 300 lb-ft of torque. The first Chevrolet pickup truck was introduced in 1924, though in-house designs did not appear until 1930. Unsourced material may be challenged and removed. The name change is also found in the vehicle identification number. Here we are going to make it easy for you to find out your pickup's model, year, and trim package.
Rain gutters above the door became available in 1974. In 1973, Chevy also began offering the C30 one-ton dually with a Crew Cab, largely considered to be one of the first modern heavy-duty pickups. Four drive modes were offered: Two High, Four High, Neutral, and Four Low. Starting in 1979, the headlight bezels incorporated the front turn signals, while the previous grille designs had featured separate headlight and turn signal housings. Find sources: — · · · · July 2018 Second generation Overview Assembly , , South Korea Body and chassis Related Powertrain I6 V6 V8 V8 V8 V6 V8 V8 3-speed 4-speed manual 4-speed manual 4-speed manual 2-speed 3-speed automatic 3-speed automatic Dimensions 115 in 2,921 mm short box 127 in 3,226 mm long box 133 in 3,378 mm Longhorn Length 188.
A center lap safety belt with slack adjustment was provided for the center occupant. For 1977 models, and were introduced as an optional extra. The 292 six and the 327 in 3 V8 were optional engines. Also new this year were upper and lower , which added another two-tone paint option. Subtle grained interior panels and bright metal work was used on the inside with high-quality materials also used on the outside, like , aluminium, and polished stainless steel, particularly on top-of-the-line luxury Silverado or Sierra Classic trim levels. There were no suspension or engine upgrades provided with any of the sport packages as this was an appearance only option.
First step to a restoration before you buy should always know what you have. A new gauge to show voltage replaced the ammeter in 1976, and the engine size decals were removed from the grille during this model year. Other safety features included soft-padded interior panels for appearance and safety, 3,329 of and safety glass, rearview mirror, six turn-signal indicator lamps with asymmetrical flash, four-way hazard function, and. There were two types of pickup boxes to choose from. Catalytic converters became standard in 1975 for all trucks with a gross vehicle weight rating under 6,001 pounds.
The trim levels would vary in price depending on whether you had the base models or if your pickup was the top of the line luxury model. They were initially powered with a Chevrolet 4. The 20 and 30-series trucks had the 8 x 6. A utility variant, known as the , was also introduced with a shorter wheelbase of 104 inches 2,642 mm. New front door panels and new seats were also included. For restoration, it should also be noted that the door and window cranks were slightly longer due to the molded plastic door panels, and the vent windows were now secured with a single screw on the inside of the door, thus differentiating it from the 1971 model year. The same front sheet metal was used throughout the rest of the third generation until 1987.
Additional hood details were also added in 1979, along with power windows. An optional Elimipitch camper was made available for the Big Dooley. Sierra and Sierra Grande had been used as names on option packages since the 1969 model year. Before you embark on your restoration process, decide on which box body Chevy is right for you. Factors such as engine and combination, differential , , and whether the pickup was two-wheel drive or four-wheel drive decided how much the pickup could safely tow or haul. There was some overlap in 1999—2002 model years.