2026 Buick Regal Tire Size & Wheel Specs
The 2026 Buick Regal OEM tire size, bolt pattern, and wheel specifications are listed below. All data is based on industry-standard OEM reference specifications.
2026 Buick Regal Engine & Trim Levels
TourX
Bolt Pattern5x115
Center Bore70.3
Stud SizeM 12x1.5
OEM Wheel & Tire Specs
Frequently Asked Questions
What tire size does the 2026 Buick Regal TourX use?
The 2026 Buick Regal TourX uses 235/50R18 tires as standard equipment.
What is the bolt pattern of the 2026 Buick Regal?
The 2026 Buick Regal has a 5x115 bolt pattern with a center bore of 70.3mm.
What is the wheel offset of the 2026 Buick Regal?
The 2026 Buick Regal has a wheel offset of ET40.
Other Vehicles with 5x115 Bolt Pattern
The following vehicles share the same 5x115 bolt pattern as the 2026 Buick Regal, making wheel interchangeability possible (verify offset and center bore before swapping).