Pair of 10" x 2 1/4" 5-4.5" bolt circle TruRyde hub and drums with parts (2 5/8" from center of one stud to the center of the next stud)
Pair of 10" x 2 1/4" TruRyde electric backing plates
Works with Al-Ko, Dexter, Lippert, and Quality Trailer Axles. TruRyde parts are manufactured to automotive standard in ISO/TS-16949 registered factory.
Comes with TruRyde bearings, seals, lug nuts, open and closed grease caps, cotter pins, spindle washers, tang washers, spindle nuts, and brake mounting washers and nuts
PERFECT FIT - 28146 Vacuum Pump Switch fit for our electric vacuum pump for brakes,Many customers also like to use it for AC Delco (Hella) vacuum pump and 79 Corvette,etc.
WORKING VACUUM RANGE - Our booster vacuum pump is designed to kick on when the vacuum falls below 0.04 MPa and kicks off around 0.06 MPa.This switch will turn the pump off or on at a preset amount of vacuum.It is a pressure automatic adjustment switch.
PRESSURE SWITCH AUTOMATIC ADJUSTMENT - To prevent the screw from coming loose in transit, The adjustment screw of the switch has been glued with glue.This range is preset and cannot be adjusted.It will turn the pump off or on at a preset amount of vacuum.
VACUUM PUMP SWITCH FUNCTION - It keeps the pump from constantly running and preserves pump life.Switch controls vacuum pump on/off bu typically uses a pilot relay between the switch contact and the vacuum pump motor.
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