1998 Oldsmobile Bravada Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1998 Oldsmobile Bravada, 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) | 12 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 5x120.65 is commonly referred to as 5x4.75" in US Standard.
1998 Bravada — Year-Specific Fitment Context
The 1998 Oldsmobile Bravada is in year 7 of 9 using the 5x120.65 pattern (1992–2000). Wheels from any 1992–2000 Oldsmobile Bravada are cross-compatible with the 1998 model. Across its full production run (1992–2004), the Bravada has also used: 6x127.
Oldsmobile Bravada Bolt Pattern by Year
The table below shows how the Bravada's wheel specifications have changed over the years. The 1998 model year is highlighted.
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 1998 Oldsmobile Bravada
For the 1998 Oldsmobile Bravada, the 5x120.65 bolt pattern and 70.3mm center bore are critical. Aftermarket wheels often have a larger bore (e.g., 72.6mm), requiring hub-centric rings to prevent vibration and ensure proper load transfer. The factory offset is 12mm; deviations beyond ±5mm may cause rubbing or clearance issues. Always use the correct lug nuts: M12x1.5 thread pitch with a conical (60-degree) or ball seat matching the wheel. Never use tapered lug nuts on ball-seat wheels or vice versa. Re-torque after 50-100 miles to maintain clamping force.
Historical Fitment Data Reference
In our dataset, Oldsmobile Bravada appears from 1992 to 2004 (12 model years). Across model years, this model appears with 2 bolt patterns (5x120.65, 6x127).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 2
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 38.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 100 ft-lb after 50-100 miles of driving.
- ✅ If using aftermarket wheels, verify hub bore and use hub-centric rings if needed.
- ✅ Check offset carefully: a 0-5mm offset may cause inner tire rub on suspension components.
- ⚠️ 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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1998 Oldsmobile Bravada — Frequently Asked Questions
What is the bolt pattern for a 1998 Oldsmobile Bravada?
The 1998 Oldsmobile Bravada uses a 5x120.65 bolt pattern (also called lug pattern or PCD). The center bore is 70.3mm and the offset is 12mm.
What other years of Oldsmobile Bravada have the same bolt pattern as the 1998?
The Oldsmobile Bravada uses the 5x120.65 pattern from 1992 through 2000. Wheels from any of these model years are dimensionally compatible with the 1998, provided the offset and center bore also match.
What is the PCD for a 1998 Oldsmobile Bravada?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1998 Bravada, the PCD is 5x120.65.
What does 12mm offset mean for the 1998 Bravada?
An offset of 12mm means the wheel's mounting surface is 12mm away from its centerline. Changing this value drastically can affect suspension geometry and wheel bearing wear on your Oldsmobile.
Can I put aftermarket wheels on my 1998 Oldsmobile Bravada?
Absolutely. Just ensure the aftermarket wheels have a 5x120.65 bolt pattern, an offset near 12mm, and a center bore of at least 70.3mm (using hub rings if larger).
Will wheels from another Oldsmobile fit my 1998 Bravada?
Only if they share the exact same 5x120.65 bolt pattern, a compatible offset, and a center bore equal to or larger than 70.3mm.
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