1999 Cadillac Escalade Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1999 Cadillac Escalade, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | N 14x1.50 |
| Center Bore (CB) | 78.1 mm |
| Offset (ET) | 32 |
| Torque Specs | 100 ft-lbs (135 Nm) |
1999 Escalade — Year-Specific Fitment Context
The 1999 model year marks the beginning of the Cadillac Escalade's 6x139.7 bolt pattern era, which continued through 2024 (26 consecutive years). Wheels from any 1999–2024 Cadillac Escalade are cross-compatible with the 1999 model.
Cadillac Escalade Bolt Pattern by Year
The table below shows how the Escalade's wheel specifications have changed over the years. The 1999 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| ▸ 1999 | 6x139.7 | 78.1 | 32 |
| 2000 | 6x139.7 | 78.1 | 32 |
| 2002 | 6x139.7 | 78.1 | 32 |
| 2003 | 6x139.7 | 78.1 | 32 |
| 2004 | 6x139.7 | 78.1 | 32 |
| 2005 | 6x139.7 | 78.1 | 32 |
| 2006 | 6x139.7 | 78.1 | 32 |
| 2007 | 6x139.7 | 78.1 | 32 |
| 2008 | 6x139.7 | 78.1 | 32 |
| 2009 | 6x139.7 | 78.1 | 32 |
| 2010 | 6x139.7 | 78.1 | 32 |
| 2011 | 6x139.7 | 78.1 | 32 |
| 2012 | 6x139.7 | 78.1 | 32 |
| 2013 | 6x139.7 | 78.1 | 32 |
| 2014 | 6x139.7 | 78.1 | 24 |
| 2015 | 6x139.7 | 78.1 | 24 |
| 2016 | 6x139.7 | 78.1 | 24 |
| 2017 | 6x139.7 | 78.1 | 24 |
| 2018 | 6x139.7 | 78.1 | 24 |
| 2019 | 6x139.7 | 78.1 | 24 |
| 2020 | 6x139.7 | 78.1 | 24 |
| 2021 | 6x139.7 | 78.1 | 24 |
| 2022 | 6x139.7 | 78.1 | 24 |
| 2023 | 6x139.7 | 78.1 | 24 |
| 2024 | 6x139.7 | 78.1 | 24 |
Fitment Notes
The 1999 Cadillac Escalade has a bolt pattern of 6x139.7.
Imperial Conversion: This bolt pattern is commonly referred to as 6x5.5" in imperial units. When searching for aftermarket wheels, you may see them listed as 6x5.5".
This means it is a 6 lug pattern with a circle diameter of 139.7mm. When shopping for aftermarket wheels, ensure the "lug pattern" or "PCD" matches these numbers.
Year-to-Year Fitment Context
In our dataset, Cadillac Escalade appears from 1999 to 2024 (25 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: 8.0 mm
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:
1999 Cadillac Escalade — Frequently Asked Questions
What is the bolt pattern for a 1999 Cadillac Escalade?
The 1999 Cadillac Escalade uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 78.1mm and the offset is 32mm.
What other years of Cadillac Escalade have the same bolt pattern as the 1999?
The Cadillac Escalade uses the 6x139.7 pattern from 1999 through 2024. Wheels from any of these model years are dimensionally compatible with the 1999, provided the offset and center bore also match.
Will wheels from another Cadillac fit my 1999 Escalade?
Only if they share the exact same 6x139.7 bolt pattern, a compatible offset, and a center bore equal to or larger than 78.1mm.
What lug nut size does the 1999 Cadillac Escalade use?
The 1999 Cadillac Escalade uses N 14x1.50 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
What is the PCD for a 1999 Cadillac Escalade?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1999 Escalade, the PCD is 6x139.7.
What is the center bore of a 1999 Cadillac Escalade?
The factory center bore (hub bore) for the 1999 Cadillac Escalade is 78.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
Fitment Checklist Before You Buy Wheels
- Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
Editorial Fitment Notes
Cadillac Escalade is generally consistent in bolt-pattern records across model years, but offset and hardware should still be validated before purchase.
- Observed production years in our database: 1999-2024 (25 model years).
- Observed bolt-pattern variants: 1 (6x139.7).
- Observed total offset span across years: 8.0 mm.
- Observed center-bore variants: 1 | lug-size variants: 2.
Data Quality & Review
Source note: Compiled from manufacturer fitment references, historical wheel data, and internal normalization rules.
Last reviewed: 2026-05-26 | Reviewed by: Bolt Pattern HQ Editorial Team
If you find a discrepancy for 1999 Cadillac Escalade, please report it via our About page contact so we can verify and update this record.