2012 Ram 1500 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 2012 Ram 1500 Crew Cab, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x139.7 (5x5.5") |
|---|---|
| Lug Nut / Bolt Size | 9/16 |
| Center Bore (CB) | 77.8 mm |
| Offset (ET) | 19 |
| Torque Specs | 140 ft-lbs (190 Nm) |
Imperial Match: 5x139.7 is commonly referred to as 5x5.5" in US Standard.
2012 1500 Crew Cab — Year-Specific Fitment Context
The 2012 Ram 1500 Crew Cab is in year 2 of 8 using the 5x139.7 pattern (2011–2018). Wheels from any 2011–2018 Ram 1500 Crew Cab are cross-compatible with the 2012 model. Across its full production run (2011–2025), the 1500 Crew Cab has also used: 6x139.7.
Ram 1500 Crew Cab Bolt Pattern by Year
The table below shows how the 1500 Crew Cab's wheel specifications have changed over the years. The 2012 model year is highlighted.
| Year | Bolt Pattern | Center Bore | Offset |
|---|---|---|---|
| 2011 | 5x139.7 | 77.8 | 19 |
| ▸ 2012 | 5x139.7 | 77.8 | 19 |
| 2013 | 5x139.7 | 77.8 | 19 |
| 2014 | 5x139.7 | 77.8 | 19 |
| 2015 | 5x139.7 | 77.8 | 19 |
| 2016 | 5x139.7 | 77.8 | 19 |
| 2017 | 5x139.7 | 77.8 | 19 |
| 2018 | 5x139.7 | 77.8 | 19 |
| 2019 | 6x139.7 | 77.8 | 19 |
| 2020 | 6x139.7 | 77.8 | 19 |
| 2021 | 6x139.7 | 77.8 | 19 |
| 2022 | 6x139.7 | 77.8 | 19 |
| 2023 | 6x139.7 | 77.8 | 19 |
| 2024 | 6x139.7 | 77.8 | 19 |
| 2025 | 6x139.7 | 77.8 | 19 |
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 2012 Ram 1500 Crew Cab
For your 2012 Ram 1500 Crew Cab, the 5x139.7 bolt pattern is shared with 2011–2018 models, ensuring cross-compatibility. The 77.8mm center bore is critical: aftermarket wheels often have a larger bore, requiring hub-centric rings to prevent vibration and ensure proper load distribution. The factory offset is 19mm; deviations beyond ±10mm may cause rubbing or clearance issues. Always verify lug nut thread pitch (9/16" fine thread) and seat type—factory wheels use cone seats, while aftermarket may require ball or flat seats. Never mix seat types; use correct lug nuts to avoid wheel loosening. Re-torque after 50 miles of driving.
Historical Fitment Data Reference
In our dataset, Ram 1500 Crew Cab appears from 2011 to 2025 (15 model years). Across model years, this model appears with 2 bolt patterns (5x139.7, 6x139.7).
- Observed bolt-pattern variants for this model: 2
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 2
- Observed total offset span across years: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 130-140 ft-lbs after 50 miles of driving.
- ✅ Avoid using universal fit wheels without hub-centric rings; they can cause vibration and stress on studs.
- ✅ Check inner clearance for aftermarket wheels; offset changes can cause rubbing on brake calipers or suspension.
- ⚠️ Torque lugs in a star pattern to 140 ft-lbs (190 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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2012 Ram 1500 Crew Cab — Frequently Asked Questions
What is the bolt pattern for a 2012 Ram 1500 Crew Cab?
The 2012 Ram 1500 Crew Cab uses a 5x139.7 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 Crew Cab have the same bolt pattern as the 2012?
The Ram 1500 Crew Cab uses the 5x139.7 pattern from 2011 through 2018. Wheels from any of these model years are dimensionally compatible with the 2012, provided the offset and center bore also match.
Do 2012 Ram 1500 Crew Cabs use lug bolts or lug nuts?
The 2012 1500 Crew Cab requires 9/16 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
Can I use spacers on my 2012 Ram 1500 Crew Cab?
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 9/16 hardware.
What lug nut size does the 2012 Ram 1500 Crew Cab use?
The 2012 Ram 1500 Crew Cab uses 9/16 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
Why is matching the 77.8mm center bore important for the 2012 1500 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.
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