2008 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 2008 Chevrolet Silverado 3500 HD Crew Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 8x165.1 (8x6.5") |
|---|---|
| Lug Nut / Bolt Size | N 14x1.50 |
| Center Bore (CB) | 116.6 mm |
| Offset (ET) | 12 |
| Torque Specs | 140 ft-lbs (190 Nm) |
Imperial Match: 8x165.1 is commonly referred to as 8x6.5" in US Standard.
2008 Silverado 3500 HD Crew Cab — Year-Specific Fitment Context
The 2008 Chevrolet Silverado 3500 HD Crew Cab is in year 2 of 5 using the 8x165.1 pattern (2007–2011). Wheels from any 2007–2011 Chevrolet Silverado 3500 HD Crew Cab are cross-compatible with the 2008 model. Across its full production run (2007–2024), the Silverado 3500 HD Crew Cab has also used: 8x180.
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 2008 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 |
8x165.1 Pattern Context
This bolt pattern appears on 846 vehicles in our current database and is considered common.
Examples of other vehicles using 8x165.1:
Expert Buying Guide for 2008 Chevrolet Silverado 3500 HD Crew Cab
For your 2008 Chevrolet Silverado 3500 HD Crew Cab, the 8x165.1 bolt pattern and 116.6mm center bore are critical. Aftermarket wheels often have a larger bore (e.g., 130mm), requiring hub-centric rings to prevent vibration and ensure load is on the hub, not the lugs. The offset is sensitive; stock is 12mm, but aftermarket wheels with offsets from 0 to +25mm may fit, though extreme offsets can cause rubbing or bearing stress. Always verify lug nut thread pitch (14x1.50) and seat type—use conical (60-degree) seat nuts for aftermarket wheels; ball seat nuts are for OEM only. Improper seating can lead to wheel loss. Re-torque after 50-100 miles.
Historical Fitment Data Reference
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
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 ft-lbs after 50-100 miles of driving.
- ✅ Use hub-centric rings if aftermarket wheels have a larger center bore than 116.6mm.
- ✅ Avoid wheels from 8x180 pattern (2012+ models) as they are not compatible.
- ⚠️ 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.
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2008 Chevrolet Silverado 3500 HD Crew Cab — Frequently Asked Questions
What is the bolt pattern for a 2008 Chevrolet Silverado 3500 HD Crew Cab?
The 2008 Chevrolet Silverado 3500 HD Crew Cab uses a 8x165.1 bolt pattern (also called lug pattern or PCD). The center bore is 116.6mm and the offset is 12mm.
What other years of Chevrolet Silverado 3500 HD Crew Cab have the same bolt pattern as the 2008?
The Chevrolet Silverado 3500 HD Crew Cab uses the 8x165.1 pattern from 2007 through 2011. Wheels from any of these model years are dimensionally compatible with the 2008, provided the offset and center bore also match.
What is the factory wheel offset for a 2008 Chevrolet Silverado 3500 HD Crew Cab?
The OEM offset for the 2008 Silverado 3500 HD Crew Cab is typically around 12mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
How do I measure the bolt pattern on my 2008 Chevrolet?
The 2008 Silverado 3500 HD Crew Cab uses a 8x165.1 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.
What lug nut size does the 2008 Chevrolet Silverado 3500 HD Crew Cab use?
The 2008 Chevrolet Silverado 3500 HD Crew Cab uses N 14x1.50 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Can I use spacers on my 2008 Chevrolet Silverado 3500 HD Crew Cab?
Yes, but ensure the wheel spacers match the 8x165.1 bolt pattern and 116.6mm center bore. Also verify that you have enough thread engagement for your N 14x1.50 hardware.
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