Powerbuilt 648601 Rear Disc Brake Adjusting Tool Kit
Powerbuilt 648601 is a mechanical rear-disc brake service kit with a T-handle screw and adapters. It is described for piston adjustment/retraction, including some self-adjusting parking-brake calipers, subject to the correct application and procedure.
Specifications and included details
- Center screw with T-handle.
- Plate, disc and adapters listed.
- Blow-mold storage case.
- Instruction sheet with usage photos included.
Before ordering
Match adapter geometry and the caliper's specified retraction direction/method. Electronic parking-brake systems may require a separate service mode; this kit does not establish that function. Adapter count, vehicle-year map and universal caliper coverage are not itemized.
Product questions and answers
Does it perform electronic parking-brake service mode?
No electronic control is listed. Follow the vehicle's diagnostic/service requirements separately.
Are instructions supplied?
Yes. An instruction sheet with usage photos is included in the description.
Does most calipers guarantee my car fits?
No. Confirm the exact caliper, adapter and piston method before ordering.
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