Checking synchro-ring for wear

WARNING: This page is about a different car, the 1999 Volkswagen GTI, 1998 Volkswagen GTI, 1997 Volkswagen GTI, 1996 Volkswagen GTI, and 1995 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.

Press synchro-ring onto gear and measure gap -a- with feeler gauge.

Fig 1: Checking Synchro-Ring For Wear
Courtesy of VOLKSWAGEN OF AMERICA, INC.

1ST, 3RD & 4TH GEAR SYNCHRO-RING WEAR LIMITS

Gear	Gap -a-
Gear	New	Wear limit
1st gear	1.0-1.7 mm (0.039-0.067in.)	0.5 mm (0.020 in.)
3rd gear (3GR)
4th gear (4GR)