Lexus GS300 1998 Owner's Manual page 412

CAUTION
D Do not exceed 50 km/h (30 mph) or the chain
manufacturer's recommended speed limit, whichever is
lower.
D Drive carefully avoiding bumps, holes, and sharp turns,
which may cause the vehicle to bounce.
D Avoid sharp turns or locked–wheel braking, as use of
chains may adversely affect vehicle handling.
CHASSIS
399