2004 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 2004 Chevrolet Blazer, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x120.65 (5x4.75") |
|---|---|
| Lug Nut / Bolt Size | N 12x1.50 |
| Center Bore (CB) | 70.3 mm |
| Offset (ET) | 10 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 5x120.65 is commonly referred to as 5x4.75" in US Standard.
2004 Blazer — Year-Specific Fitment Context
The 2004 Chevrolet Blazer is in year 13 of 14 using the 5x120.65 pattern (1992–2005). Wheels from any 1992–2005 Chevrolet Blazer are cross-compatible with the 2004 model. Across its full production run (1992–2024), the Blazer has also used: 6x120.
Chevrolet Blazer Bolt Pattern by Year
The table below shows how the Blazer's wheel specifications have changed over the years. The 2004 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 |
5x120.65 Pattern Context
This bolt pattern appears on 202 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x120.65:
Expert Buying Guide for 2004 Chevrolet Blazer
For your 2004 Chevrolet Blazer, the 5x120.65 bolt pattern is shared with 1992–2005 models, ensuring cross-compatibility. The 70.3mm center bore is critical: aftermarket wheels with a larger bore require hub-centric rings to prevent vibration and ensure proper load distribution. Offset is sensitive; the factory spec is 10mm, but a range of 0–20mm is acceptable. Exceeding this may cause rubbing or bearing stress. Always use lug nuts with the correct 12x1.5 thread pitch and a 60-degree conical seat. Never use ball-seat or shank-style nuts, as they can loosen or damage the wheel. Re-torque after 50–100 miles.
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 50–100 miles of driving.
- ✅ Avoid wheels with a center bore larger than 70.3mm without hub-centric rings.
- ✅ Check for caliper clearance when using wheels with offset below 0mm or above 20mm.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 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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2004 Chevrolet Blazer — Frequently Asked Questions
What is the bolt pattern for a 2004 Chevrolet Blazer?
The 2004 Chevrolet Blazer uses a 5x120.65 bolt pattern (also called lug pattern or PCD). The center bore is 70.3mm and the offset is 10mm.
What other years of Chevrolet Blazer have the same bolt pattern as the 2004?
The Chevrolet Blazer uses the 5x120.65 pattern from 1992 through 2005. Wheels from any of these model years are dimensionally compatible with the 2004, provided the offset and center bore also match.
What does 10mm offset mean for the 2004 Blazer?
An offset of 10mm means the wheel's mounting surface is 10mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Chevrolet.
Do 2004 Chevrolet Blazers use lug bolts or lug nuts?
The 2004 Blazer requires N 12x1.50 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
How tight should I torque the lug nuts on a 2004 Chevrolet Blazer?
Refer to your owner's manual for exact specs, but always tighten the N 12x1.50 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
How do I measure the bolt pattern on my 2004 Chevrolet?
The 2004 Blazer uses a 5x120.65 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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