5TH Gear Synchronizer Ring, Checking

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Fig 1: Identifying Gap In 5th Gear Synchronizer Ring

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Before reinstalling the drive gear and synchronizer ring for 5th gear, press the synchronizer ring onto the taper of the drive gear and measure the gap dimension -a- using a feeler gauge.

Gap Dimension -a-	Installed Dimension	Wear Limit
5th gear	1.1 to 1.7 mm	0.5 mm

-- Install the 5th gear selector gear with needle bearing.

-- Place the 5th gear synchronizer ring onto the selector gear.

-- If disassembled, assemble the 5th gear locking collar/synchronizer hub. Refer to INPUT SHAFT .

Fig 2: Identifying Locking Collar, Synchro-Hub & Synchro-Hub Mountings

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The pointed teeth on the locking collar -arrow 1- and the high collar on the synchronizer hub -arrow 2- face the transmission housing.

The notches -arrow 3- on the synchronizer hub must line up with the cast locking pieces on the synchronizer ring (see lower).