Actually, that design is a big improvement over the first-generation automatic adjusters that used a cable to move the adjusting pawl. Up in the snow/salt country, those cables had a lifespan measured in months, not years! At least the system used on your brakes doesn't corrode away like the earlier types!
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!