Version: 16.12.2014 - Porsche 2015 911 GT3 Cup Technical Manual

Checking the backlash of cross shaft / differential
The backlash of cross shaft / differential cannot be adjusted due to the design. It
must still be checked though whether the clearance is within the specified
measurement value.
Attach tool no. 16 on the lateral differential lid
Attach the probe indicator
Attach stop no. 26 on the differential lid catch (Figure 2.9.19.14)
Block the cross shaft with tool no. 15 (Figure 2.9.19.15)
Check the measured value by rotating the differential (measured value: 0.10 – 0.20
mm)
Check the test device on four points at an offset of 90°
Put the needle cage into the differential (Figure 2.9.19.16)
Insert the snap ring
Insert the shaft sealing ring into the differential lid

Version: 16.12.2014

Powertrain
2.9.19.14
2.9.19.15
2.9.19.16
911 GT3 Cup (991)
MY 2015
125