2025 RAM 3500 Bolt Pattern & Tire Size
The 2025 RAM 3500 OEM tire size, bolt pattern, and wheel specifications are listed below. All data is based on industry-standard OEM reference specifications.
The 2025 RAM 3500 has a 8x165.1 bolt pattern, an OEM tire size of 235/80R17, and a 121.3mm center bore.
Other years of the RAM 3500
2025 RAM 3500 Engine & Trim Levels
Detailed tire and wheel breakdown for the 2025 RAM 3500
Tire geometry â 235/80R17
The 235/80R17 fitted to the 2025 RAM 3500 has a section width of 235mm and an aspect ratio of 80%, mounted on a 17-inch rim. That gives a sidewall height of 188.0mm (7.40") and an overall outside diameter of 807.8mm (31.80"). At highway speed this tire completes roughly 394 revolutions per kilometre, which is what your speedometer and odometer are calibrated against.
Plus-sizing window
If you want to upsize wheels on the 2025 RAM 3500 while keeping the speedometer accurate, target a 245/72R18 (plus-one). For a softer ride or winter setup, a 225/89R16 (minus-one) keeps the overall diameter within Âą3% of stock, which is the industry tolerance for ABS and stability control to stay calibrated.
Wheel fitment specs
The 2025 RAM 3500 uses a 8x165.1 bolt pattern with a 121.3mm hub bore. Safe rim width range for the OEM tire is 5.5J â 6.5J, and offsets in the ET130 â ET140 window will clear suspension and fender without rubbing on most setups.
Tire pressure guidance
Manufacturer-recommended cold tire pressure for the 2025 RAM 3500 is printed on the driver-side door jamb sticker â always defer to that value, not to the maximum pressure printed on the tire sidewall. Check pressure monthly and before long trips; under-inflation by 20% can reduce tread life by 25%.
OEM Wheel & Tire Specs
| Engine & Trim | Tire Size | Rim Size | Offset (ET) | |
|---|---|---|---|---|
| Laramie Dually | 17x6.0J | ET135 |
Frequently Asked Questions
What tire size does the 2025 RAM 3500 Laramie Dually use?
The 2025 RAM 3500 Laramie Dually uses 235/80R17 tires as standard equipment.
What is the bolt pattern of the 2025 RAM 3500?
The 2025 RAM 3500 has a 8x165.1 bolt pattern with a center bore of 121.3mm.
What is the wheel offset of the 2025 RAM 3500?
The 2025 RAM 3500 has a wheel offset of ET135.
Other Vehicles with 8x165.1 Bolt Pattern
The following vehicles share the same 8x165.1 bolt pattern as the 2025 RAM 3500, making wheel interchangeability possible (verify offset and center bore before swapping).