Air in the brake system can make your brake pedal feel spongy and vague. You should flush the fluid every two or three years, ...

Maintaining your e-bike’s brakes is crucial ... While regular DIY maintenance is essential, it’s advisable to have your ...

Your pedal probably feels spongy and it’s often hard to feel exactly when the brakes start to bite. These are the telltale signs of air in the braking system, which happens over time with use.