Ford 1989 Bronco Owner's Manual page 184

Tires, Wheels and Loading
GCWR (Gross Combined Weight Rating)/Trailer Weights
Rear
Engine axle
ratio
E-350 Stripped Chassis (176" wheelbase, dual rear wheel)
5.4L 4.10
6.8L 4.10
E-350 Stripped Chassis (176" wheelbase, dual rear wheel)
5.4L 4.10
6.8L 4.10
E-450 Cutaway (158" wheelbase, dual rear wheel) (14050
5.4L 4.56
E-450 Cutaway (176" wheelbase, dual rear wheel) (14050
5.4L 4.56
E-450 Cutaway (158" wheelbase, dual rear wheel) (14500
6.8L 4.56
E-450 Cutaway (176" wheelbase, dual rear wheel) (14500
6.8L 4.56
184
2010 Econoline (eco)
Owners Guide, 3rd Printing
USA (fus)
Maximum
Maximum
Loaded
GCWR - lb
Trailer Weight
(kg)
- lb (kg)
(10000 GVWR)
13000
8300 (3765)
(5897)
18500
10000 (4536)
(8391)
(12500 GVWR)
13000
8300 (3765)
(5897)
18500
10000 (4536)
(8391)
GVWR)
14050
8500 (3855)
(6373)
GVWR)
14050
8500 (3855)
(6373)
GVWR)
20000
10000 (4536)
(9072)
GVWR)
20000
10000 (4536)
(9072)
Maximum
frontal area of
2
trailer - ft
2
(m )
60 (5.52)
60 (5.52)
60 (5.52)
60 (5.52)
60 (5.52)
60 (5.52)
60 (5.52)
60 (5.52)