2025 Ram CP80B Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2025 Ram CP80B, along with offset and center bore data.
2025 Ram CP80B Wheel Fitment Specs
| Bolt Pattern (Lug Pattern) | 6x139.7 (6x5.5") |
|---|---|
| Lug Nut / Bolt Size | 14x1.5 |
| Center Bore (CB) | 77.8 mm |
| Offset (ET) | 18-25 |
| Torque Specs | 130 ft-lbs (176 Nm) |
Imperial Match: 6x139.7 is commonly referred to as 6x5.5" in US Standard.
2025 CP80B — Year-Specific Fitment Context
The 2025 is the only model year of the Ram CP80B in our database using the 6x139.7 bolt pattern.
6x139.7 Pattern Context
This bolt pattern appears on 1071 vehicles in our current database and is considered common.
Examples of other vehicles using 6x139.7:
Quick Tips & Safety Warnings
- ⚠️ This fitment uses a wide offset range. Check brake clearance and fender clearance before buying wheels.
- ⚠️ Torque lugs in a star pattern to 130 ft-lbs (176 Nm), then re-check torque after 50-100 km (30-60 miles).
2025 Ram CP80B — Frequently Asked Questions
What is the bolt pattern for a 2025 Ram CP80B?
The 2025 Ram CP80B uses a 6x139.7 bolt pattern (also called lug pattern or PCD). The center bore is 77.8mm and the offset is 18-25mm.
Can I put aftermarket wheels on my 2025 Ram CP80B?
Absolutely. Just ensure the aftermarket wheels have a 6x139.7 bolt pattern, an offset near 18-25mm, and a center bore of at least 77.8mm (using hub rings if larger).
How do I measure the bolt pattern on my 2025 Ram?
The 2025 CP80B 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.
Do 2025 Ram CP80Bs use lug bolts or lug nuts?
The 2025 CP80B requires 14x1.5 hardware. Check your specific trim to ensure you use the correct conical or spherical seating.
Why is matching the 77.8mm center bore important for the 2025 CP80B?
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.
Will wheels from another Ram fit my 2025 CP80B?
Only if they share the exact same 6x139.7 bolt pattern, a compatible offset, and a center bore equal to or larger than 77.8mm.
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