1992 Dodge Ram Van B350 Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 1992 Dodge Ram Van B350, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x139.7 (5x5.5") |
|---|---|
| Lug Nut / Bolt Size | N 1/2"-RH |
| Center Bore (CB) | 77.8 mm |
| Offset (ET) | 10 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 5x139.7 is commonly referred to as 5x5.5" in US Standard.
1992 Ram Van B350 — Year-Specific Fitment Context
The 1992 model year marks the beginning of the Dodge Ram Van B350's 5x139.7 bolt pattern era, which continued through 1994 (3 consecutive years). Wheels from any 1992–1994 Dodge Ram Van B350 are cross-compatible with the 1992 model.
Dodge Ram Van B350 Bolt Pattern by Year
The table below shows how the Ram Van B350's wheel specifications have changed over the years. The 1992 model year is highlighted.
5x139.7 Pattern Context
This bolt pattern appears on 261 vehicles in our current database and is considered moderately common.
Examples of other vehicles using 5x139.7:
Expert Buying Guide for 1992 Dodge Ram Van B350
For your 1992 Dodge Ram Van B350, the 5x139.7 bolt pattern is shared with 1992–1994 models, but the 77.8mm center bore is critical. Aftermarket wheels often have a larger bore (e.g., 78.1mm or 108mm), requiring hub-centric rings to prevent vibration and ensure proper load transfer. The offset is sensitive: stock is around 10mm, but deviations beyond ±5mm may cause rubbing on suspension or fenders. Always use the correct lug nuts: 1/2"-20 RH thread with a conical (60-degree) seat. Never use ball-seat lug nuts, as they can loosen. Re-torque after 50–100 miles and check periodically.
Historical Fitment Data Reference
In our dataset, Dodge Ram Van B350 appears from 1992 to 1994 (3 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: 1
- Observed total offset span across years: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Always use hub-centric rings if the aftermarket wheel center bore exceeds 77.8mm to avoid vibration and hub damage.
- ✅ Stick to offset within 5–15mm; lower offset (more negative) may rub the fender, higher offset may contact brake calipers.
- ✅ Use only conical seat lug nuts (60-degree) with 1/2"-20 RH thread; ball-seat or shank-style nuts are unsafe.
- ⚠️ Torque lugs in a star pattern to 100 ft-lbs (135 Nm), then re-check torque after 50-100 km (30-60 miles).
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1992 Dodge Ram Van B350 — Frequently Asked Questions
What is the bolt pattern for a 1992 Dodge Ram Van B350?
The 1992 Dodge Ram Van B350 uses a 5x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 77.8mm and the offset is 10mm.
What other years of Dodge Ram Van B350 have the same bolt pattern as the 1992?
The Dodge Ram Van B350 uses the 5x139.7 pattern from 1992 through 1994. Wheels from any of these model years are dimensionally compatible with the 1992, provided the offset and center bore also match.
What is the factory wheel offset for a 1992 Dodge Ram Van B350?
The OEM offset for the 1992 Ram Van B350 is typically around 10mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
What does 10mm offset mean for the 1992 Ram Van B350?
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 Dodge.
Can I use spacers on my 1992 Dodge Ram Van B350?
Yes, but ensure the wheel spacers match the 5x139.7 bolt pattern and 77.8mm center bore. Also verify that you have enough thread engagement for your N 1/2"-RH hardware.
What is the PCD for a 1992 Dodge Ram Van B350?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 1992 Ram Van B350, the PCD is 5x139.7.
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