General Motors has totally redesigned the 2011 Chevrolet Silverado Heavy-Duty trucks with all-new frames and suspensions for maximum capability.
• Up to 20,000-pound towing and 6,335-pound payload capacity
• New 6.6-liter Duramax mated to a new Allison 1000 Series six-speed automatic transmission
• New exhaust brake for greater feeling of control and reduced brake pad wear
• B20 biodiesel capable
• Trailer sway control, integrated trailer brake control, hill start assist and automatic grade braking
• Snowplow capability extended for all 4WD cab configurations
• Fully boxed frame assemblies
• Independent front suspension
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