2021 Chevrolet Silverado 3500 HD Crew Cab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2021 Chevrolet Silverado 3500 HD Crew Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 8x180 |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 124.9 mm |
| Offset (ET) | 44 |
| Torque Specs | 140 ft-lbs (190 Nm) |
2021 Silverado 3500 HD Crew Cab — Year-Specific Fitment Context
The 2021 Chevrolet Silverado 3500 HD Crew Cab is in year 10 of 13 using the 8x180 pattern (2012–2024). Wheels from any 2012–2024 Chevrolet Silverado 3500 HD Crew Cab are cross-compatible with the 2021 model. Across its full production run (2007–2024), the Silverado 3500 HD Crew Cab has also used: 8x165.1.
Chevrolet Silverado 3500 HD Crew Cab Bolt Pattern by Year
The table below shows how the Silverado 3500 HD Crew Cab's wheel specifications have changed over the years. The 2021 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2007 | 8x165.1 | 116.6 | 12 |
| 2008 | 8x165.1 | 116.6 | 12 |
| 2009 | 8x165.1 | 116.6 | 12 |
| 2010 | 8x165.1 | 116.6 | 12 |
| 2011 | 8x165.1 | 116.6 | 12 |
| 2012 | 8x180 | 124.1 | 42 |
| 2013 | 8x180 | 124.1 | 42 |
| 2014 | 8x180 | 124.1 | 42 |
| 2015 | 8x180 | 124.1 | 42 |
| 2016 | 8x180 | 124.1 | 42 |
| 2017 | 8x180 | 124.1 | 42 |
| 2018 | 8x180 | 124.1 | 42 |
| 2019 | 8x180 | 124.9 | 44 |
| 2020 | 8x180 | 124.9 | 44 |
| ▸ 2021 | 8x180 | 124.9 | 44 |
| 2022 | 8x180 | 124.9 | 44 |
| 2024 | 8x180 | 124.9 | 44 |
Fitment Notes
The 2021 Chevrolet Silverado 3500 HD Crew Cab has a bolt pattern of 8x180.
This means it is a 8 lug pattern with a circle diameter of 180mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, Chevrolet Silverado 3500 HD Crew Cab appears from 2007 to 2024 (17 model years).
Across model years, this model appears with 2 bolt patterns (8x165.1, 8x180).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 3
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 32.0 mm
8x180 Pattern Context
This bolt pattern appears on 247 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 8x180:
2021 Chevrolet Silverado 3500 HD Crew Cab — Frequently Asked Questions
What is the bolt pattern for a 2021 Chevrolet Silverado 3500 HD Crew Cab?
The 2021 Chevrolet Silverado 3500 HD Crew Cab uses a 8x180 bolt pattern (also called lug pattern or PCD). The center bore is 124.9mm and the offset is 44mm.
What other years of Chevrolet Silverado 3500 HD Crew Cab have the same bolt pattern as the 2021?
The Chevrolet Silverado 3500 HD Crew Cab uses the 8x180 pattern from 2012 through 2024. Wheels from any of these model years are dimensionally compatible with the 2021, provided the offset and center bore also match.
Can I use spacers on my 2021 Chevrolet Silverado 3500 HD Crew Cab?
Yes, but ensure the wheel spacers match the 8x180 bolt pattern and 124.9mm center bore. Also verify that you have enough thread engagement for your 14x1.5 hardware.
How do I measure the bolt pattern on my 2021 Chevrolet?
The 2021 Silverado 3500 HD Crew Cab uses a 8x180 pattern. For 4, 6, or 8-lug wheels, measure center-to-center across opposite holes. For 5-lug, measure from the center of one hole to the back of the opposite hole.
Can I put aftermarket wheels on my 2021 Chevrolet Silverado 3500 HD Crew Cab?
Absolutely. Just ensure the aftermarket wheels have a 8x180 bolt pattern, an offset near 44mm, and a center bore of at least 124.9mm (using hub rings if larger).
What is the PCD for a 2021 Chevrolet Silverado 3500 HD Crew Cab?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2021 Silverado 3500 HD Crew Cab, the PCD is 8x180.
Fitment Checklist Before You Buy Wheels
- Torque lugs in a star pattern to 140 ft-lbs (190 Nm), then re-check torque after 50-100 km (30-60 miles).
- This model has multiple bolt-pattern records across years. Match wheels to exact year/trim before purchase.
Editorial Fitment Notes
Chevrolet Silverado 3500 HD Crew Cab has multiple wheel-fitment records across generations, so matching exact year and trim is important before ordering wheels.
- Observed production years in our database: 2007-2024 (17 model years).
- Observed bolt-pattern variants: 2 (8x165.1, 8x180).
- Observed total offset span across years: 32.0 mm.
- Observed center-bore variants: 3 | lug-size variants: 2.
Data Quality & Review
Source note: Compiled from manufacturer fitment references, historical wheel data, and internal normalization rules.
Last reviewed: 2026-05-26 | Reviewed by: Bolt Pattern HQ Editorial Team
If you find a discrepancy for 2021 Chevrolet Silverado 3500 HD Crew Cab, please report it via our About page contact so we can verify and update this record.