Includes two different lengths of mounting bolt sleeves, 2.50" and 2.875"
Direct replacement for Bendix 56520 caliper
Piston Diameter: 66mm
Casting Numbers: 135607
Popular hydraulic brake caliper used on Chevy and GMC medium-duty trucks
Used on Left and Right and Front and Rear wheels
See below for brake pads and hardware
Cross References: 56520, R56520, 135607 A cross reference listing means that this brake caliper may be a suitable replacement for the part numbers listed. Please double check to be sure that the brake caliper matches your application.