Ford 2002 Explorer Owner's Manual page 218

Driving
Towing trailers beyond the maximum recommended gross trailer
weight exceeds the limit of the vehicle and could result in
engine damage, transmission damage, structural damage, loss of vehicle
control, vehicle rollover, personal injury or death.
Trailer towing table (4x2 w/manual transmission)
GCWR (Gross Combined Weight Rating)/Trailer weights
Rear axle
Engine
ratio
4.0L SOHC 3.73 LS
Notes: - For high altitude operation, reduce GCW by 2% per 300
meters (1000 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 1588 kg (3500 lbs.) requires a weight distributing
hitch.
4x2 w/automatic transmission
GCWR (Gross Combined Weight Rating)/Trailer Weight
Engine Rear axle ratio Maximum
4.0L SOHC/4.6L 3.55
4.0L SOHC 3.73 LS
4.6L* 3.73 LS
Notes: - For high altitude operation, reduce GCW by 2% per 300
meters (1000 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.
218
Maximum
range-kg (lbs.)
GCWR-kg (lbs.)
3175 (7000)
GCWR-kg
(lbs.)
3493 (7700)
4645 (10240)
5262 (11600)
Trailer weight
(0-Maximum)
0-1179 (0-2600)
Trailer weight
range-kg (lbs.)
(0-Maximum)
0-1497 (0-3300)
0-2640 (0-5820)
0-3257 (0-7180)