2020 Chevrolet Suburban Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2020 Chevrolet Suburban, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 78.1 mm |
| Offset (ET) | 24-28 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2020 Suburban — Year-Specific Fitment Context
The 2020 Chevrolet Suburban is in year 6 of 11 using the 6x139.7 pattern (2015–2025). Wheels from any 2015–2025 Chevrolet Suburban are cross-compatible with the 2020 model.
Chevrolet Suburban Bolt Pattern by Year
The table below shows how the Suburban's wheel specifications have changed over the years. The 2020 model year is highlighted.
6x139.7 Pattern Context
This bolt pattern appears on 1067 vehicles in our current database and is considered common.
Examples of other vehicles using 6x139.7:
Expert Buying Guide for 2020 Chevrolet Suburban
For the 2020 Chevrolet Suburban, the 6x139.7 bolt pattern is shared with 2015–2025 models, ensuring cross-compatibility. The critical center bore is 78.1mm; aftermarket wheels with a larger bore require hub-centric rings to prevent vibration and ensure load is on the hub, not the lug nuts. Offset must stay within 24–28mm to avoid rubbing or clearance issues with suspension and body components. Always use lug nuts with the correct thread pitch (14x1.5) and seat type—factory wheels use a cone seat, while aftermarket may require ball or flat seats. Improper lug nut selection can lead to wheel loosening. Verify all specs before installation.
Historical Fitment Data Reference
In our dataset, Chevrolet Suburban appears from 2015 to 2025 (11 model years). Across recorded model years, this model generally keeps the same bolt pattern.
- Observed bolt-pattern variants for this model: 1
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 59.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts after 50–100 miles of driving to ensure proper seating.
- ✅ Avoid using universal fit wheels without verifying center bore; always use hub-centric rings if bore exceeds 78.1mm.
- ✅ Check offset carefully: going beyond 28mm may cause inner tire rub on suspension components, especially with wider tires.
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
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2020 Chevrolet Suburban — Frequently Asked Questions
What is the bolt pattern for a 2020 Chevrolet Suburban?
The 2020 Chevrolet Suburban uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 24-28mm.
What other years of Chevrolet Suburban have the same bolt pattern as the 2020?
The Chevrolet Suburban uses the 6x139.7 pattern from 2015 through 2025. Wheels from any of these model years are dimensionally compatible with the 2020, provided the offset and center bore also match.
What lug nut size does the 2020 Chevrolet Suburban use?
The 2020 Chevrolet Suburban uses 14x1.5 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What is the center bore of a 2020 Chevrolet Suburban?
The factory center bore (hub bore) for the 2020 Chevrolet Suburban is 78.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
How do I measure the bolt pattern on my 2020 Chevrolet?
The 2020 Suburban uses a 6x139.7 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 is the PCD for a 2020 Chevrolet Suburban?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2020 Suburban, the PCD is 6x139.7.
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