Home OEM Wheel and Tire Size Look Up 2018 Buick Regal Wheel and Tire Measurements and Specifications Editor's Note: This is a new tool (1/21). Not all models or model years are fully represented in the results - some full generations are not yet listed. We are working to grow this resource as quickly as possible.
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2018 Buick Regal
Buick Regal Generations / Model Years 2018 Buick Regal Trim Packages and OEM Wheel/Tire Options 2018 Buick Regal 2.0i Turbo OEM Wheel Size Tire Size
7.5Jx17 ET45 — 225/55R17 7.5Jx17 ET45 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 7.5" (191mm)
Wheel Diameter: 17" (432mm)
Hub Centerbore: 70.2 mm
Wheel Offset: 45
Wheel Backspace: 6.02" (153mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 225/55R17 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 123.75mm (4.873")
Overall Height: 679.30mm (26.75")
Aspect Ratio: 55
8.5Jx18 ET49 — 245/45ZR18 8.5Jx18 ET49 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 8.5" (216mm)
Wheel Diameter: 18" (457mm)
Hub Centerbore: 70.2 mm
Wheel Offset: 49
Wheel Backspace: 6.68" (170mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 245/45ZR18 Tire Measurements and Specifications Tire Width: 245mm (9.65")
Tire Section Height: 110.25mm (4.3425")
Overall Height: 677.70mm (26.69")
Aspect Ratio: 45
7.5Jx18 ET41 — 235/45R18 7.5Jx18 ET41 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 7.5" (191mm)
Wheel Diameter: 18" (457mm)
Hub Centerbore: 70.2 mm
Wheel Offset: 41
Wheel Backspace: 5.86" (149mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 235/45R18 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 105.75mm (4.1625")
Overall Height: 668.70mm (26.33")
Aspect Ratio: 45
8.5Jx20 ET49 — 245/35ZR20 8.5Jx20 ET49 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 8.5" (216mm)
Wheel Diameter: 20" (508mm)
Hub Centerbore: 70.2 mm
Wheel Offset: 49
Wheel Backspace: 6.68" (170mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 245/35ZR20 Tire Measurements and Specifications Tire Width: 245mm (9.65")
Tire Section Height: 85.75mm (3.3775")
Overall Height: 679.50mm (26.76")
Aspect Ratio: 35
Model/Trim Notes: The buick regal 2.0i Turbo was available in the USDM from Model Year 2018 to 2019 and is powered by a 250 hp I4, Petrol engine.
2018 Buick Regal-gs 3.6i OEM Wheel Size Tire Size
245/40ZR19 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: " (0mm)
Wheel Diameter: " (0mm)
Hub Centerbore: 70.2 mm
Wheel Offset:
Wheel Backspace: 0.50" (13mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs 245/40ZR19 Tire Measurements and Specifications Tire Width: 245mm (9.65")
Tire Section Height: 98mm (3.86")
Overall Height: 678.60mm (26.72")
Aspect Ratio: 40
Model/Trim Notes: The buick regal-gs 3.6i was available in the USDM from Model Year 2018 to 2019 and is powered by a 310 hp V6, Petrol engine.
