Brake Caliper Pin Rubber Sleeve

Front caliper slide pin on a toyota rav4 the bottom one with the rubber sleeve is binding so badly it won t go back in at all.
Brake caliper pin rubber sleeve. You can see in the photo where the leading edge catches causing the whole sleeve to ride up on the pin. These cute little rubber caliper bolt sleeves that s the most common name for these are anti rattle devices for the calipers. Push the sleeve out of the rubber push the rubber out of the caliper. The caliper pins are the same length size but one has a rubber sleeve at the end and the other does not.
I have no idea why they are there but i can attest to the fact that they can act like pistons and cause the brakes to apply. Carlson quality brake parts 16117 caliper pin boot kit 13. Online shopping for caliper bolts pins. Carlson quality brake parts 16124 caliper pin boot kit 31.
I then place the pin into the bore of the torque plate and it won t fit. The caliper pin in the rear has a small rubber sleeve the is set in its own groove you know the one. I completed a brake job rotors and pads. These other commentators are confusing the rubber dirt boots common to all disc brake caliper pins with the rubber sleeve on nissan caliper pin ends.
Reverse to install a new spool and sleeve. The sleeve provides additional friction which prevents the brake caliper from rattling chattering within the confines of the caliper bracket. I have scoured the net with various keywords and nobody has actually stated what the purpose of the rubber sleeve is on the bottom of a caliper pin. Pin jpg i have scoured the net with various keywords and nobody has actually stated what the purpose of the rubber sleeve is on the bottom of a caliper pin.
I m not sure all disc brakes have it but some do and in some cases the rubber sleeved pin goes at the top. Acdelco 18k17006 professional front disc brake caliper bracket bolt 20. If anyone has a definitive answer on what the function of the rubber bushing is please post it in the comments below. Does the caliper pin with the rubber sleeve go on the top or bottom hole in the caliper bracket.
And if you ve been forum hopping like. I sanded the pin clean with braqke cleaner and applied anti siese to the pin including that little rubber. They contain a metal sleeve that the attachment bolt rides on the allow the caliper to float.