1998 CART season Drivers and constructors Drivers and constructors

| Team | Chassis | Engine | Tires | No_ | Drivers_ |
|---|---|---|---|---|---|
| Patrick Racing | Reynard 98i | Ford XB | Firestone | 40 | Adrián Fernández |
| Tasman Motorsports Group | Reynard 98i | Honda | Firestone | 21 | Tony Kanaan |
| Arciero-Wells Racing | Reynard 98i | Toyota | Firestone | 24 | Hiro Matsushita ,  Robby Gordon |
| Arciero-Wells Racing | Reynard 98i | Toyota | Firestone | 25 | Max Papis |
| Team KOOL Green | Reynard 98i | Honda | Firestone | 26 | Paul Tracy |
| Team KOOL Green | Reynard 98i | Honda | Firestone | 27 | Dario Franchitti |
| Forsythe Racing | Reynard 98i | Mercedes | Firestone | 33 | Patrick Carpentier |
| Forsythe Racing | Reynard 98i | Mercedes | Firestone | 99 | Greg Moore |
| All American Racing | Reynard 98i , Eagle 987 | Toyota | Goodyear | 36 | Alex Barron |
| All American Racing | Reynard 98i , Eagle 987 | Toyota | Goodyear | 98 | P. J. Jones ,  Vincenzo Sospiri |
| Davis Racing | Lola T98/00 | Ford XB | Goodyear | 77 | Arnd Meier |