2018 GMC Savana 3500 Cargo Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 GMC Savana 3500 Cargo, 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) |
2018 Savana 3500 Cargo — Year-Specific Fitment Context
The 2018 GMC Savana 3500 Cargo is in year 8 of 14 using the 8x180 pattern (2011–2024). Wheels from any 2011–2024 GMC Savana 3500 Cargo are cross-compatible with the 2018 model. Across its full production run (1996–2024), the Savana 3500 Cargo has also used: 8x165.1.
GMC Savana 3500 Cargo Bolt Pattern by Year
The table below shows how the Savana 3500 Cargo's wheel specifications have changed over the years. The 2018 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1996 | 8x165.1 | 116.7 | 28 |
| 1997 | 8x165.1 | 116.7 | 28 |
| 1998 | 8x165.1 | 116.7 | 28 |
| 1999 | 8x165.1 | 116.7 | 28 |
| 2000 | 8x165.1 | 116.7 | 28 |
| 2001 | 8x165.1 | 116.7 | 28 |
| 2002 | 8x165.1 | 116.7 | 28 |
| 2003 | 8x165.1 | 116.7 | 28 |
| 2004 | 8x165.1 | 116.7 | 28 |
| 2005 | 8x165.1 | 116.7 | 28 |
| 2006 | 8x165.1 | 116.7 | 28 |
| 2007 | 8x165.1 | 116.7 | 28 |
| 2008 | 8x165.1 | 116.7 | 28 |
| 2009 | 8x165.1 | 116.7 | 28 |
| 2010 | 8x165.1 | 116.7 | 28 |
| 2011 | 8x180 | 124.9 | 44 |
| 2012 | 8x180 | 124.9 | 44 |
| 2013 | 8x180 | 124.9 | 44 |
| 2014 | 8x180 | 124.9 | 44 |
| 2015 | 8x180 | 124.9 | 44 |
| 2016 | 8x180 | 124.9 | 44 |
| 2017 | 8x180 | 124.9 | 44 |
| ▸ 2018 | 8x180 | 124.9 | 44 |
| 2019 | 8x180 | 124.9 | 44 |
| 2021 | 8x180 | 124.9 | 44 |
| 2022 | 8x180 | 124.9 | 44 |
| 2023 | 8x180 | 124.9 | 44 |
| 2024 | 8x180 | 124.9 | 44 |
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:
Expert Buying Guide for 2018 GMC Savana 3500 Cargo
For the 2018 GMC Savana 3500 Cargo, the 8x180 bolt pattern and 124.9mm center bore are critical. Aftermarket wheels often have a larger center bore; use hub-centric rings to prevent vibration and ensure load is on the hub, not the lug nuts. The factory offset is 44mm; deviations beyond ±5mm may cause rubbing or clearance issues with brakes and suspension. Always verify lug nut thread pitch (14x1.5) and seat type—use conical (60-degree) seat lug nuts unless the wheel specifies ball or shank style. Improper lug nuts can lead to wheel loosening. Re-torque after 50-100 miles of driving.
Historical Fitment Data Reference
In our dataset, GMC Savana 3500 Cargo appears from 1996 to 2024 (28 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: 2
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 16.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 ft-lbs after 50-100 miles of driving.
- ✅ When using aftermarket wheels, ensure they are hub-centric or install hub-centric rings to match the 124.9mm center bore.
- ✅ Check for brake caliper clearance when changing offset; a 44mm offset is standard, but lower offsets may require spacers or caliper grinding.
- ⚠️ 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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2018 GMC Savana 3500 Cargo — Frequently Asked Questions
What is the bolt pattern for a 2018 GMC Savana 3500 Cargo?
The 2018 GMC Savana 3500 Cargo 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 GMC Savana 3500 Cargo have the same bolt pattern as the 2018?
The GMC Savana 3500 Cargo uses the 8x180 pattern from 2011 through 2024. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
Can I put aftermarket wheels on my 2018 GMC Savana 3500 Cargo?
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 center bore of a 2018 GMC Savana 3500 Cargo?
The factory center bore (hub bore) for the 2018 GMC Savana 3500 Cargo is 124.9mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
What does 44mm offset mean for the 2018 Savana 3500 Cargo?
An offset of 44mm means the wheel's mounting surface is 44mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your GMC.
How tight should I torque the lug nuts on a 2018 GMC Savana 3500 Cargo?
Refer to your owner's manual for exact specs, but always tighten the 14x1.5 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
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