2019 Ram 1500 Classic Crew Cab Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2019 Ram 1500 Classic Crew Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 77.8 mm |
| Offset (ET) | 19 |
| Torque Specs | 100 ft-lbs (135 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2019 1500 Classic Crew Cab — Year-Specific Fitment Context
The 2019 model year marks the beginning of the Ram 1500 Classic Crew Cab's 6x139.7 bolt pattern era, which continued through 2023 (5 consecutive years). Wheels from any 2019–2023 Ram 1500 Classic Crew Cab are cross-compatible with the 2019 model.
Ram 1500 Classic Crew Cab Bolt Pattern by Year
The table below shows how the 1500 Classic Crew Cab's wheel specifications have changed over the years. The 2019 model year is highlighted.
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:
Expert Buying Guide for 2019 Ram 1500 Classic Crew Cab
For your 2019 Ram 1500 Classic Crew Cab, the 6x139.7 bolt pattern and 77.8mm center bore are critical. Aftermarket wheels often have a larger center bore, requiring hub-centric rings to prevent vibrations and ensure proper load distribution. The factory offset is 19mm; deviations beyond ±5mm may cause rubbing or clearance issues. Always use 14x1.5 lug nuts with the correct seat type (cone or ball) matching the wheel. Mismatched seating can lead to wheel loosening. Re-torque after 50-100 miles of driving.
Historical Fitment Data Reference
In our dataset, Ram 1500 Classic Crew Cab appears from 2019 to 2023 (5 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 to 130-140 ft-lbs after 50-100 miles of driving.
- ✅ Ensure aftermarket wheels have a center bore of at least 77.8mm; use hub-centric rings if larger.
- ✅ Avoid offset deviations greater than ±5mm from 19mm to prevent suspension or brake clearance issues.
- ⚠️ 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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2019 Ram 1500 Classic Crew Cab — Frequently Asked Questions
What is the bolt pattern for a 2019 Ram 1500 Classic Crew Cab?
The 2019 Ram 1500 Classic Crew Cab uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 77.8mm and the offset is 19mm.
What other years of Ram 1500 Classic Crew Cab have the same bolt pattern as the 2019?
The Ram 1500 Classic Crew Cab uses the 6x139.7 pattern from 2019 through 2023. Wheels from any of these model years are dimensionally compatible with the 2019, provided the offset and center bore also match.
What is the PCD for a 2019 Ram 1500 Classic Crew Cab?
PCD stands for Pitch Circle Diameter, which is the same as the bolt pattern. For the 2019 1500 Classic Crew Cab, the PCD is 6x139.7.
Why is matching the 77.8mm center bore important for the 2019 1500 Classic Crew Cab?
The 77.8mm 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.
What is the factory wheel offset for a 2019 Ram 1500 Classic Crew Cab?
The OEM offset for the 2019 1500 Classic Crew Cab is typically around 19mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
How do I measure the bolt pattern on my 2019 Ram?
The 2019 1500 Classic Crew Cab 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.
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