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Maintenance
1
6
4
7.3.4.1
911 GT3 Cup (991 II)
390
7.3.4 Drive shafts
It is recommended breaking in drive shafts on new vehicles or newly fitted drive shafts
for about 50 km (31 miles) with reduced load and at max. 200 km/h (124 mph). The
load on the drive shaft should be continuously increased, this helps to prolong the lifetime
of the joints.
Grease quantity for joint on wheel side:
Grease quantity for joint on gearbox side:
Service Partner Address: GKN Service International GmbH see chapter 7.9
Torque Tightening Specifications
3
1
2
5
3
4
2
MY 2018
Due the extremely high load on the drive shaft, these
Information
should be checked regularly
Only use HT 1 LF grease for lubrication when overhauling the drive shafts
Do not interchange used drive shafts left-right
Lightly oil the bolts. Follow these tightening instructions whenever the drive
shaft bolt connections have been untightened.
Tighten all bolts to 30 Nm (22.1 lb-ft) in the specified order
Tighten all bolts to 60 Nm (44.3 lb-ft) in the specified order
Tighten all bolts to 90 Nm (66.4 lb-ft) in the specified order
The clearance can be checked by turning the
drive shaft from hand. If the clearance
obviously gone up the cage is heavily worn.
In this case the drive shaft should be
replaced.
The easy movement of the joints is checked
by push and pulls the drive shaft. If the drive
shaft moves tight it might degrees, the joint
temperature and the shaft is to replace.
150 g (5.3 oz)
120 g (4.2 oz)
Version: 4/20/2018
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