Dodge 2008 Ram Pickup 1500 - Manual (Page 390)

WARNING!
An improperly adjusted Weight Distributing Hitch
system may reduce handling, stability, braking per-
formance, and could result in an accident.
Weight Distributing Systems may not be compatible
with Surge Brake Couplers. Consult with your hitch
and trailer manufacturer or a reputable Recreational
Vehicle dealer for additional information.
Weight-Distributing Hitch System
388 STARTING AND OPERATING