i Zuk Gearing Tables!

with Jeff Pollock

Stock

GRSI

GRSII

Want to know what your current gearing ratio is? What about when you go to a new transfer case? Check out the tables on the next few tables and use them to plan your next gearing upgrade.

Stock Transfer Case (in low gear)


            Gear Ratios            
   Various Ring & Pinions 3.73 3.9 4.3 4.57 4.625 5.125 5.2 5.38 5.43 5.625 5.83
   Stock Transfer Case 2.268 2.268 2.268 2.268 2.268 2.268 2.268 2.268 2.268 2.268 2.268
                         
Gears Tranny Ratios         Crawl Ratios          
1st 3.652 30.89 32.30 35.62 37.85 38.31 42.45 43.07 44.56 44.98 46.59 48.29
2nd 1.947 16.47 17.22 18.99 20.18 20.42 22.63 22.96 23.76 23.98 24.84 25.74
3rd 1.423 12.04 12.59 13.88 14.75 14.93 16.54 16.78 17.36 17.52 18.15 18.82
4th 1 8.46 8.85 9.75 10.36 10.49 11.62 11.79 12.20 12.32 12.76 13.22
5th (Pre 88.5) 0.795 6.73 7.03 7.75 8.24 8.34 9.24 9.38 9.70 9.79 10.14 10.51
5th (88.5 on) 0.865 7.32 7.65 8.44 8.97 9.07 10.05 10.20 10.55 10.65 11.04 11.44
Reverse 3.466 29.32 30.66 33.80 35.92 36.36 40.29 40.88 42.29 42.68 44.22 45.83

Stock Transfer Case (in high gear)
            Gear Ratios            
   Various Ring & Pinions 3.73 3.9 4.3 4.57 4.625 5.125 5.2 5.38 5.43 5.625 5.83
   Stock Transfer Case 1.409 1.409 1.409 1.409 1.409 1.409 1.409 1.409 1.409 1.409 1.409
                         
Gears Tranny Ratios                      Overall Reduction Ratios          
1st 3.652 19.19 20.07 22.13 23.52 23.80 26.37 26.76 27.68 27.94 28.94 30.00
2nd 1.947 10.23 10.70 11.80 12.54 12.69 14.06 14.27 14.76 14.90 15.43 15.99
3rd 1.423 7.48 12.59 8.62 9.16 9.27 10.28 10.43 10.79 10.89 11.28 11.69
4th 1 5.26 8.85 6.06 6.44 6.52 7.22 7.33 7.58 7.65 7.93 8.21
5th (Pre 88.5) 0.795 4.18 4.37 4.82 5.12 5.18 5.74 5.82 6.03 6.08 6.30 6.53
5th (88.5 on) 0.865 4.55 4.75 5.24 5.57 5.64 6.25 6.34 6.56 6.62 6.86 7.11
Reverse 3.466 18.22 19.05 21.00 22.32 22.59 25.03 25.39 26.27 26.52 27.47 28.47