Assembly of locking collar/synchronizer hub for 3rd and 4th gear

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2008 Audi S4, 2008 Audi RS 4, 2007 Audi S4, 2007 Audi RS 4, and 2006 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Assembly Of Locking Collar/Synchronizer Hub For 3rd And 4th Gear

Courtesy of VOLKSWAGEN UNITED STATES, INC.

3rd and 4th gear synchronizer hub is pressed on.

Coat 3 locking pieces - A - with some grease on convex side - arrow 1 -.
Insert 3 locking pieces with convex side in recesses in locking collar - B -.

Note locking collar installation location 3rd/4th gear locking collar installation location

Then place locking collar over synchronizer hub - C - so that the synchronizer hub recesses - arrow 2 - align with locking pieces.
Then place thrust pieces - D - in synchronizer hub and press them in direction of - arrow 3 - into recesses in locking collar. When doing so, locking collar must be held in middle position.