2018 Ram ProMaster City Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2018 Ram ProMaster City, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x98 |
|---|---|
| Lug Nut / Bolt Size | 12x1.25 |
| Center Bore (CB) | 58.1 mm |
| Offset (ET) | 30 |
| Torque Specs | 80 ft-lbs (108 Nm) |
2018 ProMaster City — Year-Specific Fitment Context
The 2018 Ram ProMaster City is in year 4 of 8 using the 5x98 pattern (2015–2022). Wheels from any 2015–2022 Ram ProMaster City are cross-compatible with the 2018 model.
Ram ProMaster City Bolt Pattern by Year
The table below shows how the ProMaster City's wheel specifications have changed over the years. The 2018 model year is highlighted.
5x98 Pattern Context
This bolt pattern appears on 30 vehicles in our current database and is considered uncommon.
Examples of other vehicles using 5x98:
Expert Buying Guide for 2018 Ram ProMaster City
For your 2018 Ram ProMaster City, the 5x98 bolt pattern and 58.1mm center bore are critical. Aftermarket wheels often have a larger center bore (e.g., 73.1mm), requiring hub-centric rings to prevent vibration and ensure proper load transfer. The offset is sensitive; stick to 30mm ±5mm to avoid rubbing or suspension interference. Always use the correct 12x1.25 lug nuts with the proper seat (cone or ball) matching your wheels. Mismatched seats can cause loosening or damage. Safety first: verify all specs before installation.
Historical Fitment Data Reference
In our dataset, Ram ProMaster City appears from 2015 to 2022 (8 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
- ✅ Re-torque lug nuts after 50-100 miles of driving to ensure proper seating.
- ✅ When using hub-centric rings, ensure they are made of metal (aluminum or steel) for durability, not plastic.
- ✅ Double-check that aftermarket wheels clear the brake calipers, as the ProMaster City has tight tolerances.
- ⚠️ 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 bolt pattern is less common in our dataset. Verify wheel availability and hub specs before ordering.
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2018 Ram ProMaster City — Frequently Asked Questions
What is the bolt pattern for a 2018 Ram ProMaster City?
The 2018 Ram ProMaster City uses a 5x98 bolt pattern (also called lug pattern or PCD). The center bore is 58.1mm and the offset is 30mm.
What other years of Ram ProMaster City have the same bolt pattern as the 2018?
The Ram ProMaster City uses the 5x98 pattern from 2015 through 2022. Wheels from any of these model years are dimensionally compatible with the 2018, provided the offset and center bore also match.
What lug nut size does the 2018 Ram ProMaster City use?
The 2018 Ram ProMaster City uses 12x1.25 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Will wheels from another Ram fit my 2018 ProMaster City?
Only if they share the exact same 5x98 bolt pattern, a compatible offset, and a center bore equal to or larger than 58.1mm.
What is the center bore of a 2018 Ram ProMaster City?
The factory center bore (hub bore) for the 2018 Ram ProMaster City is 58.1mm. If your aftermarket wheels have a larger hub bore, you will need hub-centric rings to prevent vibration.
How tight should I torque the lug nuts on a 2018 Ram ProMaster City?
Refer to your owner's manual for exact specs, but always tighten the 12x1.25 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
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