Ford 2015 F-150 Owner's Manual page 258

Cab – wheel-
base (inches)
1
Do not exceed a trailer weight of 5100 pounds (2313 kilograms) unless
the vehicle is equipped with the Heavy Duty Trailer Tow package or the
MAX Trailer Tow package.
2
Calculated with SAE J2807 method.
3
Heavy Duty Trailer Tow Payload Package (unless stated otherwise).
4
Medium Duty Trailer Tow package – 5100 pound (2313 kilogram)
maximum trailer weight.
5
2.7L EcoBoost Payload Package.
6
Heavy Duty Payload Package.
7
MAX Trailer Tow Payload Package.
F-150 (TFC) Canada/United States of America, enUSA, Fourth Printing
Towing
Driveline – 4x2
Engine
5.0L TiVCT
3.5L GTDI
255
1
Axle ratio
3.31 14200 lb (6441
3.55 15200 lb (6895
3.73 16200 lb (7348
3.15
3.55
3.73
Maximum
2, 3
GCWR
kg)
kg)
6
kg)
15900 lb (7212
kg)
17100 lb (7756
7
kg)
17100 lb (7756
6, 7
kg)