Installed Position: Locking Collar And 3RD/4TH Gear Synchronizer Hub

WARNING: This page is about a different car, the 2010 Audi A5. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Installed Position: Locking Collar And 3rd/4th Gear Synchronizer Hub

Courtesy of AUDI OF AMERICA, LLC

The inside collar -arrow A- on the synchronizer hub faces 4th gear.
The groove -arrow B- on the front of the locking collar -2- must be facing the 4th gear.

-- Slide the locking collar -2- over the synchronizer hub -1-.

Fig 2: Pressing on Synchronizer Hub with Locking Collar for 3rd and 4th Gears

Courtesy of AUDI OF AMERICA, LLC

Fig 3: Installing the 4th Gear Wheel Inner Race / Needle Bearing -A-

Courtesy of AUDI OF AMERICA, LLC

-- Install the 4th gear wheel, the needle bearing and the synchronizer ring.

-- Install the thrust washer -A-.

Fig 4: Installing Thrust Washer

Courtesy of AUDI OF AMERICA, LLC

-- Install the roller sleeve inner race -B-.

-- Then check all selector gears for ease of movement and axial play.

Selector gear axial play must be at least 0.15 mm.

NOTE:

Tighten the input shaft bolt to the tightening specification INSTALL THE REVERSE GEAR SYNCHRONIZER HUB -A- WITH THE SPRING INSTALLED -7- .