NakedJeep.com

The digital garage of my 1998 Jeep Wrangler.

Gear Ratios

Transmissions & Transfer Case Standard Gear Ratios

Jeep Wranglers from 1997 through 2006 came with these optional transmissions and transfer cases. These are the gear ratios for each.

Manual Transmissions

Model\Gear 1st 2nd 3rd 4th 5th 6th R
AX-5 3.93:1 2.33:1 1.45:1 1.00:1 0.85:1 N/A 4.74:1
AX-15 3.83:1 2.33:1 1.44:1 1.00:1 0.79:1 N/A 4.22:1
NV1500 3.96:1 2.37:1 1.49:1 1.00:1 0.83:1 N/A 3.54:1
NV3550 4.01:1 2.32:1 1.40:1 1.00:1 0.73:1 N/A 3.57:1
NSG370 4.46:1 2.61:1 1.72:1 1.25:1 1.00:1 0.84:1 4.06:1

Automatic Transmissions

Model\Gear 1st 2nd 3rd 4th R
30RH 2.74:1 1.54:1 1.00:1 N/A 2.20:1
32RH 2.74:1 1.54:1 1.00:1 N/A 2.20:1
42RLE 2.84:1 1.57:1 1.00:1 0.69:1 2.21:1

Transfer Cases

Model\Gear High 4-Low
NV-231 1.00:1 2.72:1
NV-241 1.00:1 4.00:1
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