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What offset are factory RAM 1500 wheels?


The offset of a wheel is a critical measurement that determines how the wheel sits in relation to the vehicle's suspension and fender. For RAM 1500 owners, understanding the factory wheel offset is essential when considering aftermarket wheels or modifications. In this article, we’ll explore what offset is, the factory offset for RAM 1500 wheels, and why it matters.


What Is Wheel Offset?


Wheel offset refers to the distance between the wheel's mounting surface and its centerline. It is measured in millimeters and can be categorized into three types:



  • Positive Offset: The mounting surface is closer to the front (outer side) of the wheel. This is common in most modern vehicles.

  • Negative Offset: The mounting surface is closer to the back (inner side) of the wheel, giving the wheel a "deep dish" appearance.

  • Zero Offset: The mounting surface is perfectly aligned with the wheel's centerline.


The offset affects the vehicle's handling, appearance, and compatibility with the suspension and brakes. Choosing the wrong offset can lead to issues such as tire rubbing or poor handling.


Factory Offset for RAM 1500 Wheels


The factory offset for RAM 1500 wheels typically ranges between +18mm and +25mm, depending on the specific model year and trim level. This positive offset ensures that the wheels sit properly within the wheel wells, providing adequate clearance for the suspension and fenders.


For example, a 2023 RAM 1500 with stock 20-inch wheels generally has an offset of +19.1mm. However, it’s always a good idea to check your vehicle’s specifications or consult your owner’s manual for the exact offset of your specific model.


Why Is Knowing the Offset Important?


Understanding your RAM 1500’s factory wheel offset is crucial for several reasons:



  • Aftermarket Wheels: If you’re upgrading to aftermarket wheels, matching or closely replicating the factory offset ensures proper fitment and avoids issues like tire rubbing or suspension interference.

  • Appearance: The offset affects how far the wheels stick out or sit inside the fenders, impacting the truck’s stance and overall look.

  • Performance: Incorrect offset can alter the vehicle’s handling dynamics, potentially leading to instability or uneven tire wear.


Tips for Choosing the Right Offset


When selecting new wheels for your RAM 1500, keep these tips in mind:



  • Stick close to the factory offset range (+18mm to +25mm) for the best results.

  • If you’re unsure, consult a professional or use an online wheel offset calculator to determine compatibility.

  • Consider the width of the new wheels, as wider wheels may require a different offset to maintain proper clearance.


Conclusion


The factory offset for RAM 1500 wheels is designed to provide optimal performance, safety, and aesthetics. Whether you’re sticking with stock wheels or upgrading to aftermarket options, understanding and respecting the offset specifications will ensure your truck performs and looks its best. If you have any questions or need assistance with wheel selection, feel free to contact us at Kevin’s Autos for expert advice!


Frequently Asked Questions

What is the offset on the Ram 1500 wheels?


These widths strike a balance between tyre support and handling performance. Offset: An offset ranging from -24mm to +25mm is recommended for 6-stud Ram 1500 fitments (depending on the wheel width). This offset allows for proper clearance between the wheels and the suspension components.



What offset do wheels stick out?


Conversely, a negative offset means the mounting surface of the wheel is behind the true centerline of the rim / tire assembly. This will cause the tire to stick out away from the vehicle.



What size rims does a Ram 1500 have?


Most OE RAM 1500 rims range in diameter from 17'' to 22''.



What offset are stock 2017 Ram 1500 wheels?


This article will outline and show how certain size wheels and offsets fit on a 2011-2017 Ram 1500 truck. The factory OEM (Original Equipment Manufacturer) wheels on the Ram 1500 will have an offset between +15mm and +25mm depending on which trim package and wheel option you have.



How do I find out what offset my rims are?


There. We're going to take a measurement in millimet from the floor. To this straight edge. And this is 244 mm yeah and as I said we need to find the center line of the width of the wheel.



What offset makes wheels stick out?


Positive offset refers to a wheel in which the mounting flange is pushed closer toward the outer lip, resulting in a recessed, sunken-in appearance. Inversely, negative offset refers to the mounting flange positioned further inward from the wheel's centerline, thus prompting the wheel to protrude further from the body.



What is my factory wheel offset?


You can find offset measurement embossed at the back of the wheel. It's either on the mounting plate or on the spoke's rear. It often ends with the letters "ET," but it can also be in the beginning. So, both ET45 and 45ET mean 45 mm offset.



How do I know the offset of my rims?


There. We're going to take a measurement in millimet from the floor. To this straight edge. And this is 244 mm yeah and as I said we need to find the center line of the width of the wheel.



What is the offset of a stock rim?


Wheel offset is the distance from the mounting surface to the centerline of the wheel. On the other hand, backspacing is the distance from the mounting surface to the wheel's back lip.



What size wheels will fit a 2017 Ram 1500?


Most OE RAM 1500 rims range in diameter from 17'' to 22''. No matter which wheel size your RAM rests on, we've got the rim selection you need to customize your rig's look. And if you want to give your RAM the ultimate style and grip upgrade, building a custom tire/wheel package may just be the way to go.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.