I wouldn't put 100 pounds; that's just overkill. Remember that the weight affects gas mileage as well. |
It all depends on how someone drives. If you're one of those people who tears around like a bat out of hell, you're going to wear down [your car] much faster than someone who drives at a normal pace. |
Maintaining your car is like going to the doctor: if you catch something before it becomes a problem, it's less expensive [and easier] to fix. |
You've got your pads and your disks - the pads wear down. The semi-abrasive compound only lasts a certain amount of time until you're down to the steel plate. |