This Russell Speed Bleeder is a brake bleeder screw with a 7mm x 1.0 thread and a built-in one-way check valve. The check valve lets fluid and air out while it closes on the return stroke, so one person can bleed the brakes without a helper holding the pedal.
- Type: Speed Bleeder brake bleeder screw
- Thread: 7mm x 1.0
- Feature: built-in one-way check valve
- Benefit: one-person brake bleeding
- Part number: 639570
FAQ
What thread size is this Speed Bleeder?
It has a 7mm x 1.0 thread.
How does a Speed Bleeder work?
A one-way check valve lets air and fluid out and closes on the return stroke, so brakes can be bled by one person.
Do I still need a helper?
No, the check valve removes the need for a second person on the pedal.
Where does it install?
It replaces the factory bleeder screw at the caliper or wheel cylinder.

