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Er, not so much. I'm assuming we're talking Motorcycle here, right? What if there is a slight leak in the brake lines somewhere? You'd be losing fluid and that would NOT be a good indicator of brake pad wear. Different vehicles have different size brake actuators, with accompanying different volumes of fluid to account for as the brake pads wear down ...


I drove my 2001 Bonneville 437,000 miles over the course of 10 years and NEVER changed the brake fluid. Take it for what it's worth.


Standard automotive brake fluid (DOT 3,4 and 5.1) are made from polyethylene glycol (PEG). PEG is soluble in water, methanol, ethanol, acetonitrile, benzene, and dichloromethane, and is insoluble in diethyl ether and hexane. A long way of saying it will clean up with soap and water. DOT 5 brake fluid is diorgano polysiloxane (Silicone). It is not soluble ...

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