#3 Pier-Francesco Chili (ITA) - Yamaha TZM250-OWF3 / #31 Tetsuya Harada (JAP) - Yamaha TZM250-OWF3

Pier-Francesco Chili:
GP Victories: 5 - 4 x 250cc / 1 x 500cc
GP Podiums: 11 - 8 x 250cc / 3 x 500cc

Tetsuya Harada:
GP Victories: 17- 17 x 250cc
GP Podiums: 55 - 53 x 250cc / 2 x 500cc
World Champion: 1 - 1 x 250cc