The key features of Shimano XTR 4 piston brakes include increased stopping power, better heat dissipation, and improved modulation. The benefits are enhanced control, reduced brake fade, and improved performance in challenging terrain.
The key features of TRP Spyre mechanical disc brakes include dual-piston design for even pad wear, easy adjustment for precise braking, and compatibility with road and cyclocross bikes. The benefits include reliable stopping power in all conditions, low maintenance requirements, and improved modulation for better control.
the piston needs to be turned counter clock wise while compressing the piston
be sure to purcahse the tool to "screw" the caliper piston in. If you try to push the piston in on rear disc brakes you will damange the caliper.
The Shimano hydraulic disc brake set for both front and rear wheels features a dual-piston design for improved braking power and control. It also includes heat-dissipating technology to prevent overheating during prolonged use. The front brake caliper is typically larger than the rear for increased stopping power. The brake set is compatible with Shimano's hydraulic brake levers and rotors, providing a reliable and efficient braking system for your bike.
The Tektro HD M285 hydraulic disc brakes feature dual-piston calipers for improved braking power and modulation. They are compatible with both mineral oil and DOT fluid. The brakes have a reach adjustment for customization and come with 160mm rotors.
Use a "C" clamp to collapse the caliper piston. Use one of the old pads across the face of the piston. If you use the clamp on the bottom of the piston it is possible to crack the piston. Using the old pad spreads the pressure to both sides of the piston. That is if the piston is a cup. If it is solid on the face then it screws in, but I believe this type is only used on the rear brakes of cars.
It is a tool to reset the piston on rear discs brakes
It depends on the type of vehicle.
Single piston, if it has disc brakes on the rear axle... some GM models still used drums for that MY. Not sure if the Tahoe did or not.
To push the piston in you need a special tool. The rear disk brakes on this car screw in. So you have to turn them to the left while pushing in and this requires a special tool to fit the piston.
It's often related to a damaged or broken dust seal on the piston, This allows water and dirt to get into the caliper bore or onto the piston causing corrosion and dirt buildup, which essentially seizes the piston. When brakes are applied, the piston presses the pad against the rotor, but won't release back into the bore.
The best thing you can do is replace the caliper.