2003 GMC Safari Wheel & Tire Sizes
Complete fitment guide for the 2003 GMC Safari: factory tire sizes, compatible wheel diameters, widths and offsets, and the 6x139.7 bolt pattern — for every trim.
Bolt Pattern
6x139.7
Centre Bore
78.3 mm
Lug nuts
M14 x 1.5
Torque: 140 Nm
Wheel Diameters
16"–20"
2003 GMC Safari Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2003 GMC Safari configuration.
4.3 · Passenger Van
4.3L · V6 · Petrol
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 16–20" |
| Wheel width | 6.5–9" |
| Wheel offset | 0–20 mm |
| Tire width | 215–265 mm |
2003 GMC Safari Fitment FAQ
What is the bolt pattern on a 2003 GMC Safari?
The 2003 GMC Safari uses a 6x139.7 bolt pattern (6 lug nuts on a 139.7 mm circle) with a 78.3 mm centre bore.
What wheel sizes can I put on a 2003 GMC Safari?
Depending on trim, the 2003 GMC Safari accepts wheels from 16" 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 2003 GMC Safari use?
The 2003 GMC Safari uses M14 x 1.5 lug nuts, torqued to 140 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.