2015 GMC Sierra 3500HD Wheel Offset

Quick specs

Wheel size: 6.5x17
Offset: ET55
Backspacing: 5.42 in
Bolt pattern: 8×180, 8×210
Center bore: 124.1 mm, 154.2 mm
Thread: M14×1.5
Tire size: 235/80R17

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OEM configurations

Configuration	Rim	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
6.6TD DRW · V8, Diesel	6.5x17	ET55	5.42 in	235/80R17	8x210	154.2 mm	M14 x 1.5

Wheels and hardware

Lug hardware

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OEM: 17×6.5 ET55 · 235/80R17 · Front · 6.6TD DRW · V8, Diesel

New width (in)New offset (mm)

Outer: +0 mm
Inner clearance: 0 mm unchanged

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More specs for the 2015 GMC Sierra 3500HD

Each OEM row is a catalog configuration. Offset ranges are not collapsed when the database has exact setups. Documented aftermarket builds are observed setups only — not universal fit or clearance confirmation.