Western Star Timbren Kits
| WESTERN STAR | ||||||
| HEAVY DUTY | Year | Front | Front | Rear | Rear | |
| CAB FORWARD | Regular | Heavy Duty | Regular | Heavy Duty | ||
| 4700 SF, SB | Wing plow | 2008-20 | — | STFL9507R | RES001 | URMDH |
| 4900 FA, SA | including Twin-Steer, leaf spring | 2000-15 | HST001 | — | FRM2L | — |
| 4900 FA, SA, EX, SB | including Twin-Steer, air spring | 2000-20 | HST001 | — | FRM2A | — |
| 5700 XE | 2016-20 | HST001 | — | FRM2L | — |
