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Differential Lock & Decoupler Actuator Boot - Vanagon Syncro (4WD) Vacuum Elbow for Differential Lock - Vanagon Syncro (4WD) Vacuum Tee for Differential Lock System - Vanagon Syncro (4WD)
This vacuum servo boot, part number 251 711 823, goes on the actuator which controls the diff lock or decoupler when the control knobs below the radio are used. It is for every Vanagon Syncro. It fits 1986, 1987, 1988, 1989, 1990, 1991 and 1992 models.

This boot is included with the new actuator.

1 needed per unit
This vacuum elbow, part number 251 711 998, connects the differential lock actuator to the vacuum supply lines, and also connects the differential lock switch to the vacuum supply lines on every Vanagon Syncro. It fits 1986, 1987, 1988, 1989, 1990, 1991 and 1992 models.

Actuator - 2 needed
Switch - 3 needed
This vacuum T piece, part number 251 711 861, is part of the system which actuates the differential lock system on every Vanagon Syncro. See diagram for exact location. It fits 1986, 1987, 1988, 1989, 1990, 1991 and 1992 models.

1 needed
Differential Lock Switch - Vanagon Syncro (4WD) Differential Lock & Decoupler Actuator - Vanagon  Syncro (4WD)
This official VW switch controls the front or rear differential lock or the decoupler on every Vanagon Syncro. It fits 1986, 1987, 1988, 1989, 1990, 1991 and 1992 models.

1 needed per application
This vacuum servo, part number 251 711 822, controls the diff lock or decoupler when the control knobs below the radio are used. This is the VW-made original unit that lasts for decades, not the aftermarket unit. It is for every Syncro. It fits 1986, 1987, 1988, 1989, 1990, 1991 and 1992 models.

1 needed per application