2005 Toyota 4Runner Owners Manual - Page 316

'05 4Runner_U (L/O 0409) D The gross vehicle weight must not exceed the Gross Vehicle Weight Rating (GVWR) indicated on the Certification Label. The gross vehicle weight is the sum of weights of the unloaded vehicle, driver, passengers, luggage, hitch and trailer tongue load. It also includes the weight of any special equipment installed on your vehicle. Total trailer weight Tongue load Tongue load Total trailer weight 100 = 10% D The load on either the front or rear axle resulting from distribution of the gross vehicle weight on both axles must not exceed the front and rear Gross Axle Weight Ratings (GAWR) listed on the Certification Label. D Trailer hitch assemblies have different weight capacities established by the hitch manufacturer. Even though the vehicle may be physically capable of towing a higher weight, the operator must determine the maximum weight rating of the particular hitch assembly and never exceed the maximum weight rating specified for the trailer −hitch. Exceeding the maximum weight rating set by the trailer hitch manufacturer can cause an accident resulting in serious personal injuries. D The trailer cargo load should be distributed so that the tongue load is 10% of the total trailer weight, not exceeding the maximum load of the following. For weight carrying hitch 227 kg (500 lb.) 316 2005 4RUNNER from Sep. '04 Prod. (OM35843U)