Porsche part
Castle nut
311 501 221
9249441976–1985Rear axle & suspension
Castle nut (311 501 221) fits 924, 944. It belongs to the Transmission, Clutch group.
Appears in these diagrams
14Illustration 501-05924 80 · 1980–198514Illustration 501-10924 76 · 1976–197914Illustration 501-05944 82 · 1982–1985
Each link opens the exploded diagram with this part highlighted.
Source: Porsche Classic Original Parts Catalogue — 924 — 1985 catalogue · Illustration 501-05
Where to buy
Pricing and vendor links are coming soon.
Also known as
Search by car
1985 Porsche 9441985 Porsche 9241984 Porsche 9441984 Porsche 9241983 Porsche 9441983 Porsche 9241982 Porsche 9441982 Porsche 9241981 Porsche 9241980 Porsche 9241979 Porsche 9241978 Porsche 9241977 Porsche 9241976 Porsche 924