To find the rear track of a 2013 BMW X3, you can:
* Consult the owner's manual: The manual will likely contain this information.
* Check online resources: Websites like Edmunds, Car and Driver, or the official BMW website may provide these specifications.
* Contact a BMW dealership: They can access the technical information for your specific model.
Please note that the rear track may vary slightly depending on the trim level and wheel size of the vehicle.