The 2015 Buick Regal tire size depends on trim: the Base, 2.0L Eng VIN X, AWD takes P235/50R18 97V; the Base, 2.0L Eng VIN X, FWD, Trans Mfr CD 6T70/M7W takes P235/50R18 97V; the Base, 2.0L Eng VIN X, FWD, Trans Mfr CD 6T70 takes P235/50R18 97V; the Base, 2.4L Eng VIN K takes P235/50R18 97V; the GS, AWD takes P245/40R19 94W; the GS, FWD, Automatic Trans takes P245/40R19 94W; the GS, FWD, Standard Trans takes P245/40R19 94W; the Premium, 2.0L Eng VIN X, AWD takes P235/50R18 97V; the Premium, 2.0L Eng VIN X, FWD takes P235/50R18 97V; the Premium, 2.4L Eng VIN R takes P235/50R18 97V, per the factory service manual.
Factory-Spec Tire Size
Varies by trim
Base, 2.0L Eng VIN X, AWD: P235/50R18 97V
Base, 2.0L Eng VIN X, FWD, Trans Mfr CD 6T70/M7W: P235/50R18 97V
Base, 2.0L Eng VIN X, FWD, Trans Mfr CD 6T70: P235/50R18 97V
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Frequently Asked Questions
What size tires does a 2015 Buick Regal take?
It depends on the trim: Base, 2.0L Eng VIN X, AWD uses P235/50R18 97V; Base, 2.0L Eng VIN X, FWD, Trans Mfr CD 6T70/M7W uses P235/50R18 97V; Base, 2.0L Eng VIN X, FWD, Trans Mfr CD 6T70 uses P235/50R18 97V; Base, 2.4L Eng VIN K uses P235/50R18 97V; GS, AWD uses P245/40R19 94W; GS, FWD, Automatic Trans uses P245/40R19 94W; GS, FWD, Standard Trans uses P245/40R19 94W; Premium, 2.0L Eng VIN X, AWD uses P235/50R18 97V; Premium, 2.0L Eng VIN X, FWD uses P235/50R18 97V; Premium, 2.4L Eng VIN R uses P235/50R18 97V.
What is the tire pressure for a 2015 Buick Regal?
Refer to the tire pressure placard on your vehicle's driver side door jamb for exact cold inflation pressures.
What is the bolt pattern on a 2015 Buick Regal?
Bolt pattern data is available in the factory service manual.