1984 Wisdom Gravitron (used) $60,000.00

1984 Wisdom Gravitron (Used) $50,000.00

1986 Wisdom Raiders Used $85,000.00

1988 Wisdom Gravitron (Used) $95,000.00

1989 Wisdom Round Top Silver Streak Used $125,000.00

1990 Wisdom Gravitron Used %115,000.00