1999 Toyota Solara Owners Manual - Page 164
1999 Toyota Solara Manual
Page 164 highlights
SOLARA_U CAUTION D Do not mix summer and all season tires on your vehicle as this can cause dangerous handling characteristics, resulting in loss of control. D Do not use tires other than the manufacturer's designated tires, and never mix tires or wheels of the sizes different from the originally equipped tires and wheels. 164