Fluid · Rear Differential
Rear Differential
for 2014-2016 Porsche Cayman 3.4L H6 · RWD
Fluid Type
75W-90 GL-5 synthetic limited slip
Spec: Porsche 999.917.021.00
Capacity
1.2qt
1.14 L
Drain & Refill
1.2 qt
1.14 L
Change Interval
60,000 mi
96,540 km
Data quality
Book-style estimate
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Notes
Mechanical limited-slip differential standard on S models. Factory lifetime fill but recommended service at 60k for performance use.
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