1993 Chevrolet Suburban 1500 Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1993 Chevrolet Suburban 1500, along with offset and center bore data.
1993 Chevrolet Suburban 1500 Wheel Fitment Specs
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | N 14x1.50 |
| Center Bore (CB) | 78.1 mm |
| Offset (ET) | 21 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
1993 Suburban 1500 — Year-Specific Fitment Context
The 1993 model year marks the beginning of the Chevrolet Suburban 1500's 6x139.7 bolt pattern era, which continued through 2014 (22 consecutive years). Wheels from any 1993–2014 Chevrolet Suburban 1500 are cross-compatible with the 1993 model. Note: the 1992 model used a different pattern (5x127), so its wheels are NOT interchangeable with the 1993. Important: starting in 1994, Chevrolet switched to 5x127 — those wheels will not fit the 1993 model. Across its full production run (1992–2014), the Suburban 1500 has also used: 5x127.
Chevrolet Suburban 1500 Bolt Pattern by Year
The table below shows how the Suburban 1500's wheel specifications have changed over the years. The 1993 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 1992 | 5x127 | 78.1 | 21 |
| ▸ 1993 | 6x139.7 | 78.1 | 21 |
| 1994 | 5x127 | 78.1 | 21 |
| 1995 | 5x127 | 78.1 | 21 |
| 1996 | 6x139.7 | 78.1 | 21 |
| 1997 | 6x139.7 | 78.1 | 21 |
| 1998 | 6x139.7 | 78.1 | 21 |
| 1999 | 6x139.7 | 78.1 | 21 |
| 2000 | 6x139.7 | 78.1 | 21 |
| 2001 | 6x139.7 | 78.1 | 21 |
| 2002 | 6x139.7 | 78.1 | 21 |
| 2003 | 6x139.7 | 78.1 | 21 |
| 2004 | 6x139.7 | 78.1 | 21 |
| 2005 | 6x139.7 | 78.1 | 21 |
| 2006 | 6x139.7 | 78.1 | 21 |
| 2007 | 6x139.7 | 78.1 | 21 |
| 2008 | 6x139.7 | 78.1 | 22 |
| 2009 | 6x139.7 | 78.1 | 22 |
| 2010 | 6x139.7 | 78.1 | 22 |
| 2011 | 6x139.7 | 78.1 | 22 |
| 2012 | 6x139.7 | 78.1 | 22 |
| 2013 | 6x139.7 | 78.1 | 22 |
| 2014 | 6x139.7 | 78.1 | 22 |
6x139.7 Pattern Context
This bolt pattern appears on 1023 vehicles in our current database and is considered common.
Examples of other vehicles using 6x139.7:
Expert Buying Guide for 1993 Chevrolet Suburban 1500
For your 1993 Chevrolet Suburban 1500, the 6x139.7 bolt pattern is shared with 1992–2014 models, ensuring broad cross-compatibility. However, the 78.1mm center bore is critical: aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load transfer. The offset is sensitive, with the factory 21mm offset maintaining optimal suspension geometry and tire clearance; deviations may cause rubbing or handling issues. Always use lug nuts with the correct thread pitch (14x1.50) and seat type (conical/60-degree) to avoid wheel loosening. Never use ball-seat lug nuts on conical-seat wheels. Re-torque after 50–100 miles to maintain clamping force.
Historical Fitment Data Reference
In our dataset, Chevrolet Suburban 1500 appears from 1992 to 2014 (23 model years). Across model years, this model appears with 2 bolt patterns (5x127, 6x139.7).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 1.0 mm
Quick Tips & Safety Warnings
- ✅ Always use hub-centric rings if aftermarket wheels have a bore larger than 78.1mm to prevent vibrations.
- ✅ Stick to offsets within ±5mm of 21mm to avoid rubbing on the fender or suspension components.
- ✅ Re-torque lug nuts to 140 ft-lbs after 50–100 miles of driving to ensure proper seating.
- ⚠️ 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.
1993 Chevrolet Suburban 1500 — Frequently Asked Questions
What is the bolt pattern for a 1993 Chevrolet Suburban 1500?
The 1993 Chevrolet Suburban 1500 uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 21mm.
What other years of Chevrolet Suburban 1500 have the same bolt pattern as the 1993?
The Chevrolet Suburban 1500 uses the 6x139.7 pattern from 1993 through 2014. Wheels from any of these model years are dimensionally compatible with the 1993, provided the offset and center bore also match.
Will 1994 Chevrolet Suburban 1500 wheels fit a 1993 model?
No. The 1994 Chevrolet Suburban 1500 switched to a 5x127 bolt pattern, which is not compatible with the 1993 model's 6x139.7. Using mismatched patterns is unsafe.
Can I use spacers on my 1993 Chevrolet Suburban 1500?
Yes, but ensure the wheel spacers match the 6x139.7 bolt pattern and 78.1mm center bore. Also verify that you have enough thread engagement for your N 14x1.50 hardware.
Why is matching the 78.1mm center bore important for the 1993 Suburban 1500?
The 78.1mm 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.
How do I measure the bolt pattern on my 1993 Chevrolet?
The 1993 Suburban 1500 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.
Need more vehicle fitment data?
Access our complete, raw JSON/CSV database of over 11,000+ vehicles for your next app or project.
Get the Full Dataset