Will 20in wheels cause problem for 1999 gs400 Lexus?

Installing 20-inch wheels on a 1999 Lexus GS400 can lead to potential issues such as altered ride quality, increased road noise, and possible clearance problems with the wheel wells or suspension components. Additionally, the larger diameter may affect the speedometer accuracy and overall handling characteristics. It's crucial to ensure that the new wheels are compatible with the car’s specifications, including offset and tire size, to minimize any negative impacts.