2020 Chevrolet Blazer 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 Blazer, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x120 |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 66.9 mm |
| Offset (ET) | 50 |
| Torque Specs | 100 ft-lbs (135 Nm) |
2020 Blazer — Year-Specific Fitment Context
The 2020 Chevrolet Blazer is in year 2 of 6 using the 6x120 pattern (2019–2024). Wheels from any 2019–2024 Chevrolet Blazer are cross-compatible with the 2020 model. Across its full production run (1992–2024), the Blazer has also used: 5x120.65.
Chevrolet Blazer Bolt Pattern by Year
The table below shows how the Blazer's wheel specifications have changed over the years. The 2020 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1992 | 5x120.65 | 70.3 | 10 |
| 1993 | 5x120.65 | 70.3 | 10 |
| 1994 | 5x120.65 | 70.3 | 10 |
| 1995 | 5x120.65 | 70.3 | 10 |
| 1996 | 5x120.65 | 70.3 | 10 |
| 1997 | 5x120.65 | 70.3 | 10 |
| 1998 | 5x120.65 | 70.3 | 10 |
| 1999 | 5x120.65 | 70.3 | 10 |
| 2000 | 5x120.65 | 70.3 | 10 |
| 2001 | 5x120.65 | 70.3 | 10 |
| 2002 | 5x120.65 | 70.3 | 10 |
| 2003 | 5x120.65 | 70.3 | 10 |
| 2004 | 5x120.65 | 70.3 | 10 |
| 2005 | 5x120.65 | 70.3 | 10 |
| 2019 | 6x120 | 66.9 | 50 |
| ▸ 2020 | 6x120 | 66.9 | 50 |
| 2021 | 6x120 | 66.9 | 50 |
| 2022 | 6x120 | 66.9 | 50 |
| 2023 | 6x120 | 66.9 | 50 |
| 2024 | 6x120 | 66.9 | 50 |
6x120 Pattern Context
This bolt pattern appears on 76 vehicles in our current database and is considered uncommon.
Examples of other vehicles using 6x120:
Expert Buying Guide for 2020 Chevrolet Blazer
When selecting aftermarket wheels for your 2020 Chevrolet Blazer, the 66.9mm center bore is critical. Most aftermarket wheels have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. The 50mm offset is sensitive; deviations beyond ±5mm may cause rubbing or clearance issues with suspension and brakes. Always verify offset compatibility. Safety warning: Use only 14x1.5 lug nuts with the correct seat type—cone seat (60-degree) is standard for this vehicle. Ball seat or incorrect thread pitch can lead to wheel detachment. Cross-reference with 2019–2024 Blazer models for guaranteed fitment.
Historical Fitment Data Reference
In our dataset, Chevrolet Blazer appears from 1992 to 2024 (20 model years). Across model years, this model appears with 2 bolt patterns (5x120.65, 6x120).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 2
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 40.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 140 ft-lb after 50 miles of driving to ensure proper seating.
- ✅ Avoid using wheels from 5x120.65 pattern Blazers (pre-2019) without proper adapters; they are not direct fit.
- ✅ Check inner clearance for aftermarket wheels; the Blazer's brake calipers are large and may require spacers or specific spoke designs.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 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.
- ⚠️ This bolt pattern is less common in our dataset. Verify wheel availability and hub specs before ordering.
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2020 Chevrolet Blazer — Frequently Asked Questions
What is the bolt pattern for a 2020 Chevrolet Blazer?
The 2020 Chevrolet Blazer uses a 6x120 bolt pattern (also called lug pattern or PCD). The center bore is 66.9mm and the offset is 50mm.
What other years of Chevrolet Blazer have the same bolt pattern as the 2020?
The Chevrolet Blazer uses the 6x120 pattern from 2019 through 2024. Wheels from any of these model years are dimensionally compatible with the 2020, provided the offset and center bore also match.
Why is matching the 66.9mm center bore important for the 2020 Blazer?
The 66.9mm center bore ensures the wheel is perfectly centered on the hub. If the wheel is lug-centric instead of hub-centric, you may experience steering wheel vibration at highway speeds.
Do 2020 Chevrolet Blazers use lug bolts or lug nuts?
The 2020 Blazer requires 14x1.5 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
What is the center bore of a 2020 Chevrolet Blazer?
The factory center bore (hub bore) for the 2020 Chevrolet Blazer is 66.9mm. 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 Blazer uses a 6x120 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.
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