FORD 2002 Explorer v.3 - Manual (Page 214)

Do not exceed the maximum loads listed on the Safety Compliance
Certification label. For load specification terms found on the label, refer
to Vehicle loading in this chapter. Remember to figure in the tongue
load of your loaded vehicle when figuring the total weight.
Your vehicle is equipped with a standard Class II integrated hitch and
requires only a draw bar and ball with a 19 mm (3/4 inch) shank
diameter. An optional Class III/Class IV hitch is also available.
Trailer towing table (4x2 w/manual transmission)
GCWR (Gross Combined Weight Rating)/Trailer weights
Engine
Rear axle
ratio
Maximum
GCWR-kg (lbs.)
Trailer weight
range-kg (lbs.)
(0-Maximum)
4.0L SOHC 3.73 LS 3 175 (7 000)
0-1 225
(0-2 700)
Notes:-For high altitude operation, reduce GCW by 2% per 300 meters
(1 000 ft) elevation. For definitions of terms used in this table and
instructions on how to calculate your vehicle load, refer to Vehicle
loading in this chapter. Maximum trailer weights shown. The combined
weight of the completed towing vehicle and the loaded trailer must not
exceed the GCWR.
Towing a trailer over 1 588 kg (3 500 lbs.) requires a weight
distributing hitch.
Driving
214