All cars wheel fitment and tire size guide

Lexus GS400 wheel sizes

Year	Wheel size	Offset	Bolt pattern	Tire size
Lexus GS400 4,0L
2005	17x7.5	50		225/50R17
2006	17x7.5	50		225/50R17
2007	17x7.5	50		225/50R17
Lexus GS400 4.0
1998				225/50R17
	17x8.0	40	5x114.3	225/50R17
	17x8.0	40	5x114.3	235/45R17
	17x8.0	40	5x114.3	245/45R17
1999	17x8.0	40	5x114.3	245/45R17
	17x8.0	40	5x114.3	225/50R17
	17x8.0	40	5x114.3	235/45R17
2000	17x8.0	40	5x114.3	225/50R17
	17x8.0	40	5x114.3	235/45R17
	17x8.0	40	5x114.3	245/45R17
2001	17x8.0	40	5x114.3	245/45R17
	17x8.0	40	5x114.3	225/50R17
	17x8.0	40	5x114.3	235/45R17

Wheel size Lexus GS400:
PCD 5x114.3 diametr 17, width 8J, offset 40. Similar to Mercury Mountaineer 5.0L V8 2018

Tire size 17 to 17, width 225 to 245 and tire aspect 45 to 50.
Smallest tire size: 235/45R17, Largest: 225/50R17.