Parnelli Jones Dirt Grip Tires Sizes and Specifications
| Size/LR | Tread Depth | Tread Width | OD | Cross Section | Rim Wid Range | Max Infl | Max Load | Weight | Stock Number |
| 31X10.50R15/C | 21/32" | 8.800 | 31.500 | 10.700 | 7 to 9 | 50 PSI | 2270 | 54 lbs | PJ-05R |
| 33X12.50R15/C | 21/32" | 10.400 | 33.300 | 12.500 | 8.5 to 11 | 35 PSI | 2225 | 66 lbs | PJ-01R |
| 33X12.50R18/D | |||||||||
| 35X12.50R15/C | 21/32" | 10.400 | 35.125 | 31.100 | 8.5 to 11 | 35 PSI | 2535 | 70 lbs | PJ-04R |
| 35X12.50R18/D | |||||||||
| 36X14.50R15/C | 21/32" | 12.250 | 36.125 | 14.500 | 10 to 12 | 35 PSI | 2910 | 84.9 lbs | PJ-02R |
| 36X14.50R18/D | |||||||||
| 36X14.50R20/D | |||||||||
| 36X14.50R22/D | |||||||||
| 37X12.50R15/C | 21/32" | 10.400 | 36.700 | 13.500 | 8.5 to 11 | 35 PSI | 2895 | 78.5 | PJ-20R |
| 37X12.50R18/D | |||||||||
| 37X12.50R20/D | |||||||||
| 38X15.50R15/C | 21/32" | 13.100 | 38.200 | 15.300 | 11 to 13 | 35 PSI | 3000 | 95.5 lbs | PJ-03R |
| 38X14.50R20/D | |||||||||
| 38X15.50R18/D | |||||||||
| 31X10.50R16/E | 21/32" | 8.800 | 31.500 | 10.300 | 7 to 9 | 80 PSI | 2910 | 58.5 lbs | PJ-06R |
| 33X12.50R16/E | 21/32" | 10.400 | 33.300 | 12.400 | 8.5 to 11 | 65 PSI | 3195 | 72 lbs | PJ-12R |
| 33X12.50R17/E | 21/32" | 10.400 | 33.300 | 12.000 | 8.5 to 11 | 65 PSI | 3085 | 73.5 lbs | PJ-25R |
| 35X12.50R16/E | 21/32" | 10.400 | 35.300 | 12.750 | 8.5 to 11 | 65 PSI | 3640 | 82.5 lbs | PJ-07R |
| 35X12.50R17/E | 21/32" | 10.400 | 35.300 | 12.300 | 8.5 to 11 | 65 PSI | 3640 | 84.5 lbs | PJ-26R |
| 36X14.50R16/E | 21/32" | 12.250 | 36.125 | 14.500 | 10 to 12 | 65 PSI | 3640 | 95 lbs | PJ-13R |
| 37X12.50R16/E | 21/32" | 10.400 | 36.700 | 13.300 | 8.5 to 11 | 65 PSI | 3640 | 90 lbs | PJ-21R |
| 38X15.50R16/E | 21/32" | 13.100 | 38.200 | 15.300 | 11 to 13 | 65 PSI | 3640 | 102 lbs | PJ-19R |
| 35X12.50R16.5/E | 21/32" | 10.400 | 35.300 | 12.600 | 8.5 to 11 | 65 PSI | 3840 | 81.5 lbs | PJ-14R |
| 36X14.50R16.5/E | 21/32" | 12.250 | 36.125 | 14.500 | 10 to 12 | 65 PSI | 3640 | 95 lbs | PJ-11R |
| 36X14.50R19/D | |||||||||
| 37X12.50R16.5/E | 21/32" | 10.400 | 36.7 | 13.300 | 8.5 to 11 | 65 PSI | 3970 | 90.5 lbs | PJ-22R |
| 38X15.50R16.5/E | 21/32" | 13.100 | 38.200 | 15.300 | 11 to 13 | 65 PSI | 3640 | 101 lbs | PJ-18R |
| 38X15.50R17/E | 21/32" | 13.100 | 38.200 | 15.100 | 11 to 13 | 65 PSI | 3640 | 101 lbs | PJ-24R |
| LT265/70R17/C | 21/32" | 8.850 | 32.600 | 10.650 | 7 to 8.5 | 50 PSI | 2270 Dual 2470 Sngl | 54 lbs | PJ-17R |
| 37X12.50R17/D | 21/32" | 10.400 | 36.700 | 12.700 | 8.5 to 11 | 50 PSI | 3525 | 91.5 lbs | PJ-23R |