How do I find out what axle gear ratios I have?

[Macneil87]

I’m new to this ranger thing. Where would I find what gear ratio I’ve got on my truck without pulling it apart and counting teeth?

98 Ranger splash 4.0 4x4 reg cab.


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[Craig0320]

Open your driver side door and look for the white id tag inside the door jam. Look under axle and see what the code is.

72 open 6-7/8″ 2200 3.08
74 open 6-7/8″ 2200 3.45
82 open 7.5″ 2750 3.08
84 open 7.5″ 2750 3.45
85 open 7.5″ 2750 3.55
86 open 7.5″ 2750 3.73
87 open 7.5″ 2750 4.10
89 (1992-1998) open 7.5″ 4.10
89 (1999-2001) open 7.5″ 4.56
91 open 8.8″ 2750 3.27
92 open 8.8″ 2750 3.08
95 open 8.8″ 2750 3.55
96 open 8.8″ 2750 3.73
97 open 8.8″ 2750 4.10
98 open 8.8″ 2750 4.56
F4 L/S 7.5″ 2750 3.45
F5 L/S 7.5″ 2750 3.55
F6 L/S 7.5″ 2750 3.73
F7 L/S 7.5″ 2750 4.10
K6 L/S 8.8″ 4.10
R5 L/S 8.8″ 2750 3.55
R6 L/S 8.8″ 2750 3.73
R7 L/S 8.8″ 2750 4.10
R8 L/S 8.8″ 2750 4.56

 

[RonD]

As seen here: https://therangerstation.com/tech_library/axle_codes.shtml

 

[Bird76Mojo]

If the axle tag has been removed or has rusted off of your truck...

https://www.youtube.com/watch?v=uU6WJXjZf4Y



GB

 

[Macneil87]

Thanks guys. Code 96. 3.73 ford 8.8.



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[Craig0320]

I have the l/s 8.8 3.73 and it works great in the mud.