1997 Chevy Z71 Specificationsby Anne Davis
Between 1988 and 1998, Chevrolet and GM offered an off-road package on their GM 400 trucks, Chevrolet Blazers and two-door Tahoes called the Z71. After 1998, consumers could purchase the Z71 package on all Tahoes. The Z71 package changed nothing about the vehicles' performance, but added off-road equipment including four-wheel drive.
In 1997, Tahoes and Blazers with the Z71 sports package featured 5.7-liter V8 engines that produced 255 horsepower and 330 foot-pounds of torque. The engine displaced 5733cc, had a 101.6 mm bore and 88.4 mm stroke and a compression ratio of 9.1:1.
Brakes and Suspension
The 1997 Tahoes and Blazers came standard with four-wheel ABS disc brakes. Both sported torsion beam front suspension with a stabilizer bar that was independent with torsion springs and a beam rear suspension with a rigid stabilizer bar with leaf springs.
The 1997 Tahoe with Z71 package had an EPA estimated fuel economy of 12 mpg in the city and 16 mpg on the highway, with a 30-gallon fuel tank. It was capable of pulling up to 7,000 lbs. The Blazer had an EPA estimated fuel economy of 17 mpg in the city and 21 mpg on the highway with an 18-gallon fuel tank. It was capable of pulling up to 5,000 lbs.
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