* Rubbing: The tires might rub against the suspension or body of the car.
* Wheel bearing damage: Incorrect offset can put undue stress on wheel bearings.
* Improper braking: The wheels may interfere with the brake calipers.
* Speedometer inaccuracies: Incorrect wheel diameter will affect speedometer readings.
Before attempting to put rims from one car onto another, you MUST verify compatibility using resources like a wheel fitment guide specific to both the 1987 Chevy Caprice and the 2007 Dodge Charger. Don't rely on just bolt pattern.