2008 Buick Lucerne tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x115 on every 2008 trim.

Tires for the 2008 Buick Lucerne

Sizes most trims come with first. Open your trim below for its exact size.

235/55R17 Best-rated standard on 1 trim · optional on 1

Check price on Amazon · 235/55R17
225/60R16 Best-rated standard on 1 trim

Check price on Amazon · 225/60R16
245/50R18 Best-rated optional on 1 trim

Check price on Amazon · 245/50R18

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Trims sold in 2008: 2
Generation: Lucerne
Other years: 2005
2006
2007
2008
2009
2010
2011
All years (2005–2011)

2 trims sold in 2008

Open a trim for its tire and rim sizes, bolt pattern and tire pressure.

Buick Lucerne Lucerne

2005–2011 2 trims

Lucerne 3.8 197 hp · V6 225/60R16 97S 2 fitments

Generation: Lucerne · 2005–2011
Power: 197 hp
Engine: V6, Petrol
Center bore: 70.3 mm
Bolt pattern: 5x115
Thread: M12 x 1.5

Check price on Amazon · 225/60R16 Wheels 16x7 ET46 · 5x115 · 70.3 mm on Amazon

Tire size	Rim size and bolt pattern	Pressure, psi
225/60R16 97S	Rim 16x7 ET46 ~~5x115~~	30 psi
235/55R17 98S	Rim 17x7 ET46 ~~5x115~~	30 psi

How to read 97S: 97 is the load index (up to 1,609 lb / 730 kg per tire) and S the speed rating (up to 112 mph / 180 km/h). ET46 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Lucerne 4.6 275 hp · V8 235/55R17 98H 2 fitments

Generation: Lucerne · 2005–2011
Power: 275 hp
Engine: V8, Petrol
Center bore: 70.3 mm
Bolt pattern: 5x115
Thread: M12 x 1.5

Check price on Amazon · 235/55R17 Wheels 17x7 ET46 · 5x115 · 70.3 mm on Amazon

Tire size	Rim size and bolt pattern	Pressure, psi
235/55R17 98H	Rim 17x7 ET46 ~~5x115~~	30 psi
245/50R18 99H	Rim 18x7.5 ET51 ~~5x115~~	30 psi

How to read 98H: 98 is the load index (up to 1,653 lb / 750 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET46 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

What these columns mean

Rim size: Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD): Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore: Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure: Recommended cold inflation pressure for that axle, in psi.
Thread size: Lug bolt or nut thread — needed when buying aftermarket fasteners.