The Chevrolet 454 SS truck has a 454-cubic-inch, 7.4-liter eight-cylinder engine that produces 230 horsepower and 385 foot pounds of torque. It has a three-speed automatic transmission and a 3.73 rear axle ratio.
The 454 SS also includes halogen headlamps, a 32 millimeter front stabilizer bar, 32 millimeter Bilstein gas-filled shock obsorbers, 12.7 to one fast-ratio steering gear assembly and heavy duty jounce bumpers. Its fuel economy is 10 to 12 miles per gallon. The total number of trucks produced was 16,953. The 454 SS model was manufactured from 1990 to 1993 and the cost was around $18,000 to $20,000 brand new.