How big of tires can I fit on my rims?

As a general rule of thumb, it’s safe to fit a tire up to 20 millimeters wider than stock on the original rim. The actual width of the tire will vary depending on the width of the rim: The tire will expand 5 millimeters for every half inch (12.5 millimeters) increase in rim width.

Table of Contents

What is BMW wheel offset?

A high offset means there is a large gap between the wheel mounting surface and the centerline. The wheel will tuck under the bodywork more. A lower offset will push more of the wheel to the outside of the car. In general, 1 and 3-series cars have a high offset and 5, 6, and 7-series cars have a low offset.

Will a 285 tire fit a 8 inch rim?

285/75/16 or 33” tires can fit on a 16×8 wheel. They fit perfectly fine even though the contact area won’t be 100% flat at useable street pressure.

Will 245 Tyres fit 8 inch rim?

245/45 has a huge sidewall and is the perfect size for a 8″ wheel.

How big of a tire can fit on a 18 inch rim?

Tire Sizes by Wheel Diameter

18″ Options
155/90-18	235/65-18	315/30-18
165/70-18	245/35-18	315/35-18
165/90-18	245/40-18	315/40-18
175/90-18	245/45-18	325/45-18

What is a negative 18 offset on rims?

Negative offset is when the hub mounting surface is toward the back or brake side of the wheels centerline. A negative offset wheel usually has a “deep lip” Zero offset The hub mounting surface is even with the centerline of the wheel.

Is a 5mm offset difference OK?

In summary, here are a few important points to remember about wheel offset. If the new wheels are the same width, the new offset should ideally be within 5mm of the old offset in either direction. If offset must be substantially different, avoid using more positive offset at all costs.