2018 Lexus GS Wheel & Tire Sizes
Complete fitment guide for the 2018 Lexus GS: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x114.3 bolt pattern — for every trim.
Bolt Pattern
5x114.3
Centre Bore
60.1 mm
Lug nuts
M12 x 1.5
Torque: 103 Nm
Wheel Diameters
19"–20"
Factory (OEM) Tire Sizes for the 2018 Lexus GS
Front / square fitments
Rear (staggered fitments)
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2018 Lexus GS Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2018 Lexus GS configuration. Trims with different front and rear specs run a staggered setup.
GS300 · Saloon
StaggeredI4 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 19–20" | 19–20" |
| Wheel width | 7.5–9" | 9–10" |
| Wheel offset | 34–45 mm | 38–46 mm |
| Tire width | 235–245 mm | 265 mm |
GS350 · Saloon
Staggered3.5L · V6 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 19–20" | 19–20" |
| Wheel width | 8–9" | 9–10" |
| Wheel offset | 34–45 mm | 38–46 mm |
| Tire width | 235–245 mm | 235–265 mm |
GS450h · Saloon
Staggered3.5L · V6 · Hybrid
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 19–20" | 19–20" |
| Wheel width | 8–9" | 9–10" |
| Wheel offset | 34–45 mm | 38–46 mm |
| Tire width | 235–245 mm | 265–285 mm |
2018 Lexus GS Fitment FAQ
What is the bolt pattern on a 2018 Lexus GS?
The 2018 Lexus GS uses a 5x114.3 bolt pattern (5 lug nuts on a 114.3 mm circle) with a 60.1 mm centre bore.
What size tires fit a 2018 Lexus GS?
Factory (OEM) tire sizes for the 2018 Lexus GS include 235/50R17, 235/45R18, 235/45ZR18, 235/40R19, 235/40ZR19, 245/35ZR20; staggered rear fitments use 235/40ZR19, 265/35ZR19, 285/30ZR20. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2018 Lexus GS?
Depending on trim, the 2018 Lexus GS accepts wheels from 19" up to 20" in diameter with the correct width and offset — larger diameters typically require lower-profile tires to keep the overall rolling diameter stock.
What lug nut size does a 2018 Lexus GS use?
The 2018 Lexus GS uses M12 x 1.5 lug nuts, torqued to 103 Nm.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.