These 'red flags' include bowel or bladder dysfunction, extremity weakness or numbness, severe symptoms that do not subside after a few days, or pain that prohibits everyday activities. A MYRIAD OF CAUSES. A cause of back pain is muscle strain and spasm.
When you consider all the above factors, front brake pads typically last between 40,000 miles for stop and go city driving and approximately 60,000 miles for highway commuting driving. Rear brake components typically last around 80,000 miles for all conditions.
How to Replace Brake Pads. A well-maintained set of brakes should last you for tens of thousands of miles, but brake pads do wear down over time and will eventually need replacing. With a little patience and some elbow grease you can do the job yourself, and save some money in the process.