The 1987 Chevrolet R10 is a 1/2-ton, 2WD "square-body" truck, marking the final year for this design. Common configurations include a 5.7L (350 CID) TBI V8 engine (often producing 200+ HP), a 700R4 4-speed automatic transmission, and a 117.5-inch wheelbase for short-bed models. It features 10-bolt rear ends, 16-20 gallon fuel tanks, and standard power brakes.