2003 Off-Road Motorsports Calendar
| JANUARY |
| Jan. 3-5 | CalROCS, Johnson Valley, CA |
| Jan. 16 -19 | SCORE Laughlin Desert Challenge, Laughlin, NV |
| Jan. 31-Feb. 2 | CalROCS, Victorville, CA |
| FEBRUARY |
| Feb. 1 | JeepSpeed/MDR Wild Wash 250, Barstow, CA |
| Feb. 7-9 | BITD Parker 425, Parker, AZ |
| Feb. 13-15 | UROC, St. George, UT |
| MARCH |
| Mar. 7-8 | NARRCA, Phoenix, AZ |
| Mar. 8-9 | ProROCK, California |
| Mar. 14-15 | SCORE San Felipe 250, San Felipe, Baja |
| APRIL |
| Apr. 3 | JeepSpeed/MDR Mojave 250, Barstow, CA |
| Apr. 3-5 | UROC, Farmington, NM |
| Apr. 4-6 | NARRCA, Mason, TX |
| Apr. 5 | JeepSpeed/MDR Mojave 250, Barstow, CA |
| Apr. 10-12 | RCAA, Reno, NV |
| Apr. 17-20 | PRO Guam, Guam |
| Apr. 25-27 | ERoCC, Jellico, TN |
| Apr. 25-27 | BITD Terrible's Town 250, Pahrump, NV |
| Apr. 26-27 | ERoCC, Jellico, TN |
| Apr. 26-27 | ProROCK, Utah |