Preliminary Work

Raise the vehicle.
→ 4X00IN LIFTING THE VEHICLE .
Remove the relevant rear wheel.
→ 440519 REMOVING AND INSTALLING WHEEL .

→ 440519 REMOVING AND INSTALLING WHEEL WITH CENTRAL BOLT .
Release the parking brake.
Remove cover for rear underbody.
→ 519419 REMOVING AND INSTALLING COVER FOR REAR UNDERBODY
Remove diagonal brace (left or right). Multiple-tooth screw in the middle -inset- .

Fig 1: Identifying Rear Drive Shaft Diagonal Braces
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
On vehicles with PDCC (Porsche Dynamic Chassis Control), remove the anti-roll bar.
→ 429019 REMOVING AND INSTALLING REAR ANTI-ROLL BAR

On vehicles without PDCC, remove the connecting link (suspension/stabilizer) on the anti-roll bar. Turn the anti-roll bar as far as required until there is sufficient space for removing the drive shaft.

Fig 2: Connecting Link On Anti-Roll Bar
Courtesy of PORSCHE CARS NORTH AMERICA, INC.