2010 Jeep Grand Cherokee Owner Manual SRT8 - Page 291
2010 Jeep Grand Cherokee Manual
Page 291 highlights
290 STARTING AND OPERATING Gross Combination Weight Rating (GCWR) Tongue Weight (TW) The GCWR is the total permissible weight of your vehicle The tongue weight is the downward force exerted on the and trailer when weighed in combination. hitch ball by the trailer. In most cases it should not be less than 10% or more than 15% of the trailer load. You must NOTE: The GCWR rating includes a 150 lbs (68 kg) consider this as part of the load on your vehicle. allowance for the presence of a driver. Frontal Area Gross Axle Weight Rating (GAWR) The frontal area is the maximum height and maximum The GAWR is the maximum capacity of the front and rear width of the front of a trailer. axles. Distribute the load over the front and rear axles evenly. Make sure that you do not exceed either front or Weight-Carrying Hitch A weight-carrying hitch supports the trailer tongue rear GAWR. weight, just as if it were luggage located at a hitch ball or WARNING! some other connecting point of the vehicle. These kind of hitches are the most popular on the market today and It is important that you do not exceed the maximum they are commonly used to tow small- and mediumfront or rear GAWR. A dangerous driving condition sized trailers. can result if either rating is exceeded. You could lose control of the vehicle and have an accident.