| GUOMAT NO. | Part No. | Application and Interchange Information |
| 1R10 120 | 1R10-120 | Firestone 9293, SAF Holland 90557120, Triangle 8424 |
| 1R10 122 | 1R10-122 | RL-196 SAF Holland 90557122, 90557139, Triangle 8425 |
| 1R11 028 | 1R11-028 | Firestone 9422, Kenworth K-303-6/14/15, Triangle 8314, W&C
AS-0017 |
| 1R11 166 | 1R11-166 | RL-196-15, RL-196-16, 90557121, Firestone 9295, Triangle 8417 |
| 1R11 221 | 1R11-221 | Firestone 9622,9675, Kenworth K-303-22, K-303-28 |
| 1R11 222 | 1R11-222 | Firestone 9625, Kenworth K303-25, Triangle 8538 |
| 1R11 242 | 1R11-242 | Firestone 9616 |
| 1R12 066 | 1R12-066 | Firestone 9083, Granning B59,1359,1528, Triangle 8333, W&C
AS-0018 |
| 1R12 069 | 1R12-069 | Firestone 9069, Triangle 8312, Watson & Chalin AS-0077, Peterbilt,
Int. |
| 1R12 090 | 1R12-090 | Firestone 9213, Triangle 8407, International rear tandem axle only. |
| 1R12 092 | 1R12-092 | Firestone 9082, Granning 2727, Hend B-2066, Hutchens 9630-01,SAF
Holland 90557006, 90557027, 90557037, 90557054, 90557075,Reyco
12882-01, Ridewell, 1003589082C, Triangle 8310, W&C AS-0011 |
| 1R12 095 | 1R12-095 | Firestone 9039, Hend B-11650, B-2064, SAF Holland 90557011,
90557023,90557085, Ridewell 1003589039C, Triangle 8311, Watson &
Chalin AS-0012 |
| 1R12 103 | 1R12-103 | Firestone 9101, Hend B-3842, SAF Holland 90044701,
90557008,90557009, 90557082, Reyco 12883-01, Triangle 8315, W&C
AS-0040 |
| 1R12 132 | 1R12-132 | Firestone 9302,9105,9113,9303, Granning 5065, B-1245, Triangle 8319 |
| 1R12 142 | 1R12-142 | Firesone 9394, Fruehauf UCE-9393-2 |
| 1R12 167 | 1R12-167 | Firestone 9192, Navistar 1681738C1, 1681740C1. |
| 1R12 182 | 1R12-182 | Firestone 9219, Triangle 8408, Navistar, VOL-VO, GM |
| 1R12 188 | 1R12-188 | Firestone 9223, Hend 48195, Reyco 12884-01/A, Triangle 8409 |
| 1R12 195 | 1R12-195 | Firestone 9349, Hend B-8988, Reyco 17636-01, Triangle 8438 |
| 1R12 256 | 1R12-256 | Firestone 9367, Hend B-14249,B4375, Triangle 8505, W & C AS-0104 |
| 1R12 279 | 1R12-279 | Firestone 9394, UCE -9393-2, Triangle 8383, |
| 1R12 281 | 1R12-281 | Firestone 9130, UCE-9393-1 / 3 / 4, Triangle 8321 |
| 1R12 303 | 1R12-303 | Firestone 9780, 5779, Triangle 8382 |
| 1R12 363 | 1R12-363 | Firestone 9320, SAF Holland 90557099, Triangle 8360, Silent Drive |
| 1R12 365 | 1R12-365 | Firestone 9466, Hend 49048, 49674, Triangle 8410 |
| 1R12 367 | 1R12-367 | Firestone 9640, Hend C20223, Triangle 8427 |
| 1R12 375 | 1R12-375 | Firestone 9265, Hend C20124, Triangle 8435 |
| 1R12 400 | 1R12-400 | Firestone 9296, Triangle 8416, VOL-VO, GM |
| 1R12 401 | 1R12-401 | Firestone 9371, Navistar 1670043C1, Triangle 8521 |
| 1R12 403 | 1R12-403 | Firestone 9373, Hend 57122-1, Triangle 8519 |
| 1R12 404 | 1R12-404 | Firestone 9375, Hend 50899-1/2, Triangle 8451 |
| 1R12 424 | 1R12-424 | Firestone 9287, Hend 50405, -1, -2, Triangle 84 |
