Gear Ratio Chart/Pinion Gear Selection - XXX-T With 86T 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 16.07538462     FDR Starting Point PinionGear
14 14.92714286 Novak Velociti 6.5R 12.2-12.7:1 17**
15 13.932 Novak SS4300 12.5:1 17**
16 13.06125 **These are Novak's recommendations based on FDR
17 12.29294118
18 11.61
19 10.99894737
20 10.449
21 9.951428571
22 9.499090909
23 9.086086957
24 8.7075
25 8.3592
26 8.037692308
Efficiency Ratio1 1 Closest to 0.0 is ideal
Pinion FDR:RO - Glad II Pinion FDR:RO - Moab   - Positive numbers reflect overgearing
13 -2.723615838 13 -0.367421347   - Negative numbers reflect undergearing
14 -1.575374079 14 0.780820411
15 -0.580231222 15 1.775963268
16 0.290518778 16 2.646713268
17 1.058827601 17 3.415022091
18 1.741768778 18 4.097963268
19 2.352821409 19 4.7090159
20 2.902768778 20 5.258963268
21 3.400340206 21 5.756534697
22 3.852677869 22 6.208872359
23 4.265681821 23 6.621876311
24 4.644268778 24 7.000463268
25 4.992568778 25 7.348763268
26 5.31407647 26 7.67027096
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 (15T) 26.6923 31.14102 32.83175 38.30325 28.39301 33.12488 28.81411 33.61585 27.44373 32.01769 32.67111 38.1163 37.24507 43.45258 41.81902366
Moab (13T) 27.21568 31.75162 33.4755 39.05429 28.94974 33.77439 29.37909 34.27499 27.98185 32.64549 33.31172 38.86368 37.97536 44.30459 42.63900451
** 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)