Gear Ratio Chart/Pinion Gear Selection - XXX-T With 88T Spur
Internal Gear Ratio 2.43
  Gladiator II Tires * Moab Tires ** * Gladiator II tires w/ 4.25" diameter
Roll-out 13.35176878 15.70796327 ** Moab tires w/ 5.00" diameter
Final Drive Ratios
Pinion FDR (*:1)
13 16.44923077     FDR Starting Point PinionGear
14 15.27428571 Novak Velociti 6.5R 12.2-12.7:1 17**
15 14.256 Novak SS4300 12.5:1 17**
16 13.365 **These are Novak's recommendations based on FDR
17 12.57882353
18 11.88
19 11.25473684
20 10.692
21 10.18285714
22 9.72
23 9.297391304
24 8.91
25 8.5536
26 8.224615385
Efficiency Ratio1 1 Closest to 0.0 is ideal
Pinion FDR:RO - Glad II Pinion FDR:RO - Moab   - Positive numbers reflect overgearing
13 -3.097461991 13 -0.741267501   - Negative numbers reflect undergearing
14 -1.922516937 14 0.433677554
15 -0.904231222 15 1.451963268
16 -0.013231222 16 2.342963268
17 0.772945248 17 3.129139739
18 1.471768778 18 3.827963268
19 2.097031936 19 4.453226426
20 2.659768778 20 5.015963268
21 3.168911635 21 5.525106125
22 3.631768778 22 5.987963268
23 4.054377473 23 6.410571964
24 4.441768778 24 6.797963268
25 4.798168778 25 7.154363268
26 5.127153393 26 7.483347883
Projected Top Speed (MPH)
P2K2 Pro D6 V10 Spec 4 Method R SS4300 SS5800 Mamba Max 5700 Velociti 6.5
6-cell 7-cell 6-cell 7-cell 6-cell 7-cell 6-cell 7-cell 6-cell 7-cell 6-cell 7-cell 6-cell 7-cell 6-cell
Glad II (16T) 27.8247 32.46215 34.22461 39.92824 29.59756 34.53018 30.03652 35.04198 28.60801 33.37602 34.05716 39.73335 38.82516 45.29602 43.59316405
Moab (13T) 26.59714 31.03 32.7147 38.1667 28.29179 33.00679 28.71138 33.49601 27.3459 31.90354 32.55464 37.98041 37.11229 43.29767 41.66993623
** Trinity P2K2 Pro Stock 27T = 34,314 RPM @ 8.4V  29,412 RPM @ 7.2V (4,085 RPM/V)
** Trinity D6 12x2 = 42,206 RPM @ 8.4V  36,177 RPM @ 7.2V  (5,025 RPM/V)
** LRP V10 Spec 4 14x2 = 36,500 RPM @ 8.4V  31,286 RPM @ 7.2V  (4,345 RPM/V)
** Orion Method R 15x2 = 37,041 RPM @ 8.4V  31,750 RPM @ 7.2V  (4,410 RPM/V)
** Novak SS4300 = 35,280 RPM @ 8.4V  30,240 RPM @ 7.2V  (4,200 RPM/V)
** Novak SS5800 = 42,000 RPM @ 8.4V  36,000 RPM @ 7.2V  (5,000 RPM/V)
** Mamba Max 5700 = 47,880 RPM @ 8.4V  41,040 RPM @ 7.2V  (5,700 RPM/V)
** Novak Velociti 6.5 = 46,080 RPM @ 7.2V  (6,400 RPM/V)