5TH WHEEL/GOOSENECK HITCH PREP PACKAGE - 53W5 pickup bed attachment points w/plugs, 1 frame under bed cross member and 1 integrated 7 pin connector on driver's side pickup bed wall, Shorter pickup boxes provide less clearance between the cab and 5th wheel/gooseneck trailer compared to long box pickups, When selecting a trailer and tow vehicle, it's critical that this combination provide clearance between the cab and tow vehicle for turns up to and including 90 degrees, Failure to follow this recommendation could result in the trailer contacting the cab of the tow vehicle during tight turns that are typical during low speed parking and turning maneuvers, This contact could result in damage to the trailer and tow vehicle
FX4 OFF-ROAD PACKAGE - 17XNote: Specially tuned shocks intended for significant off-road usage will result in a firmer ride than may be desired when the vehicle is used for primarily highway driving, Hill Descent Control, Premium Off-Road Shocks, Transfer Case & Fuel Tank Skid Plates, Unique FX4 Off-Road Box Decal
GVWR: 4,490 KGS (9,900 LBS) DOWNGRADE PACKAGE - 68DSNOW PLOW PREP PACKAGE - 473computer selected springs for snowplow application, Note 1: Restrictions apply; see super duty supplemental reference manual or body builders layout book for details, Note 2: Upgraded front springs will result in stiffer ride when the vehicle is not equipped w/a snow plow, Note 3: Dual battery (86M) recommended w/7.3L gasoline engines; see body builders layout book for details, Note 4: Tailgate removal kit w/protective caps can be provided by your authorized dealer, Failure to install the protective caps results in damage to the electrical system not covered by the vehicle warranty, See owner's manual for details