GMC Sierra 3500HD Bolt Pattern
Catalog records for GMC Sierra 3500HD use two bolt patterns: 8×165.1 for 2008–2014 and 8×180 for 2015–2022.
Figures come from the wheel catalog. Confirm them on the vehicle before buying hardware.
Bolt-pattern variants
Choose the bolt pattern that matches your vehicle to see hardware and tools.
Bolt pattern
Bolt pattern by year range
| Years | Bolt pattern | Center bore | Thread |
|---|---|---|---|
| 2015–2022 | 8×180 | 124.1 mm | M14 x 1.5 |
| 2008–2014 | 8×165.1 | 154.2 mm | M14 x 1.5 |
1 catalog year have no bolt pattern.
Frequently asked questions
What is the bolt pattern on a GMC Sierra 3500HD?
Catalog records for the GMC Sierra 3500HD use two bolt patterns: 8×165.1 for 2008–2014 and 8×180 for 2015–2022.
Does the GMC Sierra 3500HD have more than one bolt pattern?
Yes. Catalog records show two bolt patterns: 8×180 (2015–2022); 8×165.1 (2008–2014). Choose the pattern that matches the vehicle you have.
Why can the same Sierra 3500HD have different bolt patterns?
Generation, year range, and configuration can change the hub. Catalog records for the GMC Sierra 3500HD list 8×180 for 2015–2022 and 8×165.1 for 2008–2014. Do not assume later years match earlier years.
What years use 8×180 on the GMC Sierra 3500HD?
Catalog records show 8×180 for 2015–2022 (8 years).
What years use 8×165.1 on the GMC Sierra 3500HD?
Catalog records show 8×165.1 for 2008–2014 (7 years).
How many lugs does the GMC Sierra 3500HD have?
Catalog records show 8 lugs on 8×180 (2015–2022); 8 lugs on 8×165.1 (2008–2014).
What does 8×180 mean?
8×180 means 8 lug positions on a 180 mm pitch circle. The first number is lug count; the second is the pitch circle diameter in millimetres.
What does 8×165.1 mean?
8×165.1 means 8 lug positions on a 165.1 mm pitch circle. The first number is lug count; the second is the pitch circle diameter in millimetres.
What is the GMC Sierra 3500HD center bore?
Catalog records show 124.1 mm for the 8×180 variant and 154.2 mm for the 8×165.1 variant.
What thread size does the GMC Sierra 3500HD use?
Catalog records show M14 x 1.5.
Does the GMC Sierra 3500HD use lug nuts or lug bolts?
Catalog records for the GMC Sierra 3500HD list lug nuts with M14 x 1.5 thread.
What is the wheel lug torque on a GMC Sierra 3500HD?
Catalog records show 190. Socket size is not inferred from thread.
Is 8×165.1 the same as 8×6.5?
Yes. 8×165.1 and 8×6.5 describe the same bolt circle: 8 lugs on 165.1 mm (6.5 in). Use either notation when comparing wheels.
Can I use wheels with a different bolt pattern on a GMC Sierra 3500HD?
Only with a bolt-on wheel adapter from the vehicle pattern (8×180 or the other recorded pattern) to the wheel pattern. Adapters are directional. Confirm thickness, center bore, thread, stud engagement, clearance, and load rating. Hub swaps and redrilling are not equivalent shortcuts.
What adapter do I need to change from 8×180 to another pattern?
You need a directed adapter whose source pattern is 8×180 and whose target pattern matches the wheels. 8×180 to another circle is not the same as the reverse unless the catalog lists both directions. Pick the target on this page; thickness is not chosen automatically.
What wheel spacers fit this bolt pattern?
Spacers must match the vehicle bolt pattern (8×180 or 8×165.1). Choose thickness for clearance and offset. Matching the pattern is not a claim that a given spacer fits the vehicle.
Do I need hub-centric rings on a GMC Sierra 3500HD?
Only when the wheel center bore is larger than the vehicle hub. Catalog records show 124.1 mm for the 8×180 variant and 154.2 mm for the 8×165.1 variant. Rings fill that gap. They do not fix every vibration issue and they do not change bolt pattern.
What hub ring size do I need for a GMC Sierra 3500HD?
The ring is wheel center bore (outer) to vehicle hub (inner). Enter the bore stamped on the wheel. Catalog matches are exact outer and inner millimetres, not nearby sizes.
Can a hub ring make a smaller wheel bore fit a larger hub?
No. A hub ring only fills a wheel bore that is larger than the hub. A smaller wheel bore cannot be opened with a ring.
What lug nuts should I buy for a GMC Sierra 3500HD?
Match the recorded thread. Catalog records show M14 x 1.5. Fastener type: lug nuts. Seat style and length are not in this catalog — confirm those on the wheel before ordering.
Related models
More GMC models: GMC directory · Sierra 3500HD canonical