1998 Buick Riviera Wheel & Tire Sizes
Complete fitment guide for the 1998 Buick Riviera: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x115 bolt pattern — for every trim.
Bolt Pattern
5x115
Centre Bore
70.3 mm
Lug nuts
M12 x 1.5
Wheel Diameters
16"
Factory (OEM) Tire Sizes for the 1998 Buick Riviera
OEM sizes
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
1998 Buick Riviera Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 1998 Buick Riviera configuration.
3.8SC · Coupe
3.8L · V6 · Petrol
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 16" |
| Wheel width | 6.5–7" |
| Wheel offset | 35 mm |
| Tire width | 225 mm |
1998 Buick Riviera Fitment FAQ
What is the bolt pattern on a 1998 Buick Riviera?
The 1998 Buick Riviera uses a 5x115 bolt pattern (5 lug nuts on a 115 mm circle) with a 70.3 mm centre bore.
What size tires fit a 1998 Buick Riviera?
Factory (OEM) tire sizes for the 1998 Buick Riviera include 225/60R16. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 1998 Buick Riviera?
The 1998 Buick Riviera accepts 16" wheels, depending on trim, width and offset.
What lug nut size does a 1998 Buick Riviera use?
The 1998 Buick Riviera uses M12 x 1.5 lug nuts.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.