2012 Ram 1500 Quad 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 Quad 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 Quad Cab — Year-Specific Fitment Context
The 2012 Ram 1500 Quad Cab is in year 2 of 8 using the 5x139.7 pattern (2011–2018). Wheels from any 2011–2018 Ram 1500 Quad Cab are cross-compatible with the 2012 model. Across its full production run (2011–2024), the 1500 Quad Cab has also used: 6x139.7.
Ram 1500 Quad Cab Bolt Pattern by Year
The table below shows how the 1500 Quad 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 |
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 Quad Cab
When selecting wheels for your 2012 Ram 1500 Quad Cab, 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 suspension interference. Always verify lug nut thread pitch (9/16-18) and seat type—factory uses cone seats. Using incorrect lug nuts can lead to wheel detachment. Cross-compatible wheels from 2011–2018 Ram 1500 models fit, but avoid 6-lug variants from later years.
Historical Fitment Data Reference
In our dataset, Ram 1500 Quad Cab appears from 2011 to 2024 (14 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 after 50–100 miles of driving to maintain clamping force.
- ✅ If using aftermarket wheels, ensure hub-centric rings are installed to match the 77.8mm bore.
- ✅ Avoid wheels with offset below 9mm or above 29mm to prevent rubbing on suspension or body panels.
- ⚠️ 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 Quad Cab — Frequently Asked Questions
What is the bolt pattern for a 2012 Ram 1500 Quad Cab?
The 2012 Ram 1500 Quad 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 Quad Cab have the same bolt pattern as the 2012?
The Ram 1500 Quad 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.
Can I put aftermarket wheels on my 2012 Ram 1500 Quad Cab?
Absolutely. Just ensure the aftermarket wheels have a 5x139.7 bolt pattern, an offset near 19mm, and a center bore of at least 77.8mm (using hub rings if larger).
Will wheels from another Ram fit my 2012 1500 Quad Cab?
Only if they share the exact same 5x139.7 bolt pattern, a compatible offset, and a center bore equal to or larger than 77.8mm.
What is the factory wheel offset for a 2012 Ram 1500 Quad Cab?
The OEM offset for the 2012 1500 Quad Cab is typically around 19mm. Depending on wheel width, a deviation of ±5mm is usually acceptable, but verify suspension clearance.
Why is matching the 77.8mm center bore important for the 2012 1500 Quad 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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