| Gear Ratio Chart/Pinion Gear Selection - Evader ST/BX With 87T Spur | |||||||||||||||||
| Internal Gear Ratio | 2.66 | ||||||||||||||||
| Off-Road Tires | Street Tires | Foam Tires | * Off-road calcs = Gladiator II tires w/ 4.25" diameter | ||||||||||||||
| Roll-out | 13.35176878 | 10.99557429 | 9.424777961 | * Street calcs = Street Hawg II or Road Hawg II tires w/ 3.5" diameter | |||||||||||||
| * Foam calcs = Generic foam tires w/ 3.0" diameter | |||||||||||||||||
| Final Drive Ratios | |||||||||||||||||
| Pinion | FDR (*:1) | Pinion | FDR (*:1) | ||||||||||||||
| 15 | 15.428 | 21 | 11.02 | FDR Starting Point | Pinion | ||||||||||||
| 16 | 14.46375 | 22 | 10.51909091 | Novak Velociti 6.5R | 12.2-12.7:1 | 18-19** | |||||||||||
| 17 | 13.61294118 | 23 | 10.06173913 | Noval SS5800 | 12.3:1 | 18-19** | |||||||||||
| 18 | 12.85666667 | 24 | 9.6425 | Novak SS4300 | 12.5:1 | 18-19** | |||||||||||
| 19 | 12.18 | 25 | 9.2568 | **These are Novak's recommendations based on FDR | |||||||||||||
| 20 | 11.571 | 26 | 8.900769231 | ||||||||||||||
| Efficiency Ratio1 | 1 Closest to 0.0 is ideal | ||||||||||||||||
| Pinion | FDR:RO - Off-Road | Pinion | FDR:RO - Street | Pinion | FDR:RO - Foam | - Positive numbers reflect overgearing | |||||||||||
| 15 | -2.076231222 | 15 | -4.432425712 | 15 | -6.003222039 | - Negative numbers reflect undergearing | |||||||||||
| 16 | -1.111981222 | 16 | -3.468175712 | 16 | -5.038972039 | ||||||||||||
| 17 | -0.261172399 | 17 | -2.617366889 | 17 | -4.188163216 | ||||||||||||
| 18 | 0.495102111 | 18 | -1.861092379 | 18 | -3.431888706 | ||||||||||||
| 19 | 1.171768778 | 19 | -1.184425712 | 19 | -2.755222039 | ||||||||||||
| 20 | 1.780768778 | 20 | -0.575425712 | 20 | -2.146222039 | ||||||||||||
| 21 | 2.331768778 | 21 | -0.024425712 | 21 | -1.595222039 | ||||||||||||
| 22 | 2.832677869 | 22 | 0.476483378 | 22 | -1.094312948 | ||||||||||||
| 23 | 3.290029647 | 23 | 0.933835157 | 23 | -0.63696117 | ||||||||||||
| 24 | 3.709268778 | 24 | 1.353074288 | 24 | -0.217722039 | ||||||||||||
| 25 | 4.094968778 | 25 | 1.738774288 | 25 | 0.167977961 | ||||||||||||
| 26 | 4.450999547 | 26 | 2.094805057 | 26 | 0.52400873 | ||||||||||||
| Projected Top Speed (MPH) | |||||||||||||||||
| P2K2 Pro | Trinity D6 | LRP V10 Spec 4 | Orion Method R | Novak SS4300 | Novak SS5800 | Mamba Max 5700 | Novak 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 | |||
| Off-Road (17T) | 27.31791 | 31.8709 | 33.60125 | 39.201 | 29.05848 | 33.90126 | 29.48945 | 34.40374 | 28.08696 | 32.76812 | 33.43685 | 39.00966 | 38.11801 | 44.47102 | 42.79917396 | ||
| Street (21T) | 27.79054 | 32.42229 | 34.18259 | 39.87921 | 29.56123 | 34.48778 | 29.99965 | 34.99896 | 28.57289 | 33.33504 | 34.01535 | 39.68457 | 38.7775 | 45.24041 | 43.5396441 | ||
| Foam (24T) | 27.22338 | 31.76062 | 33.48499 | 39.06535 | 28.95794 | 33.78395 | 29.38741 | 34.28469 | 27.98977 | 32.65473 | 33.32116 | 38.87468 | 37.98612 | 44.31714 | 42.65107994 | ||
| ** 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) | |||||||||||||||||