For Export New 2013 GMC Sierra 2500HD Options: GRAPHITE BLUE METALLIC EDITION ENGINE VORTEC 6.0L VARIABLE VALVE TIMING V8 SFI E85-COMPATIBLE FLEXFUEL MIRRORS OUTSIDE HEATED POWER-ADJUSTABLE VERTICAL CAMPER MANUAL-FOLDING AND EXTENSION BLACK TRANSMISSION 6-SPEED AUTOMATIC HEAVY-DUTY ELECTRONICALLY CONTROLLED TRAILERING EQUIPMENT HEAVY-DUTY SUSPENSION PACKAGE OFF-ROAD SEATS FRONT 40/20/40 SPLIT-BENCH 3-PASSENGER DRIVER AND FRONT PASSENGER MANUAL RECLINING GVWR 9500 LBS. (4309 KG) TIRES LT265/70R17E ALL-TERRAIN BLACKWALL SLE Preferred Package Rear Vision Camera Sle Preferred Equipment Group Emissions Federal Requirements Rear Axle 3.73 Ratio