The 1999 Chevrolet Suburban 2500 LT 4WD (3/4-ton) features a standard 7.4L Vortec V8 engine generating 290 horsepower and 410 lb-ft of torque. Mated to a heavy-duty 4L80-E 4-speed automatic transmission, this rugged hauler is built on the GMT400 platform and offers up to 10,000 lbs of towing capacity