(PLEASE HELP) I have a 1989 ford ranger custom 4x4. The rear needs replaced and I need to find out what gear ratio it has. The truck has a posi rear if that matters? Please help e-mail me if you have any suggestions. Thanks jr_bender@hotmail.com

 

Check the axle code on your door sticker or the axle tag itself. Should be one of the following codes:

CODE TYPE CAPACITY GEAR RATIO
72 Regular 2200 3.08
74 Regular 2200 3.45
82 Regular 2700 3.08
84 Regular 2700 3.45
85 Regular 2750 3.55
86 Regular 2700 3.73
87 Regular 2700 4.10
96 Regular 3200 3.73
F4 Limited Slip 2700 3.45
F5 Limited Slip 2750 3.55
F6 Limited Slip 2700 3.73
F7 Limited Slip 2700 4.10
K6 Limited Slip 3200 4.10