Engine, Vortec 6.0L Variable Valve Timing V8 SFI E85-compatible FlexFuel capable of running on unleaded or up to 85% ethanol (360 hp [268.4 kW] at 5400 rpm, 380 lb-ft of torque [513.0 N-m] at 4200 rpm) with (E63) wideside pickup box; (322 hp [240.1 kW] at 4400 rpm, 380 lb-ft of torque [513.0 N-m] at 4200 rpm) with (ZW9) pickup box delete (Does not include E85 capability with (ZW9) pickup box delete.)
Rear axle, 3.73 ratio
Suspension Package, Handling/Trailering, heavy-duty includes 35mm twin tube shock absorbers and 36mm front stabilizer bar
Pickup box, Wideside
GVWR, 9500 lbs. (4309 kg) (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous engine. Not available on TC20903 or TK20943 models.)
Introducing the rugged and reliable Pewter 2013 GMC Sierra 2500HD! This powerhouse on wheels boasts a robust Vortec 6.0L Variable Valve Timing V8 engine that's E85-compatible, giving you the flexibility to run on unleaded or up to 85% ethanol with ea...
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