Chicago Debuts: 2011 Chevrolet Silverado Heavy-Duty Facelift

2011 Chevrolet Silverado Heavy-Duty Trucks At A Glance Segment-best towing (20,000 lb / 9,072 kg) and payload (6,335 lb / 2,873 kg) supported by all-new frames and strong suspensions for maximum capabilityClass-leading torque, class-leading fuel economy with up to 63-percent lower emissions and quicker acceleration with new 6.6L Duramax diesel mated to new Allison 1000 six-speed automatic