Staggered · 18×8 ET45 / 18×10 ET50
Documented on a 2012 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.
Wheel: Rota RS-808
- Front
- 18×8 ET45
- Rear
- 18×10 ET50
2012 Porsche Cayman Wheel Offset
Quick specs
- Wheel size
- Multiple — see configurations
- Offset
- ET55 · ET57 · ET50
- Backspacing
- 5.67 in · 6.24 in · 6.42 in · 6.22 in
- Bolt pattern
- 5×130
- Center bore
- 71.5 mm, 71.6 mm
- Thread
- M14×1.5
- Tire size
- 205/55R17 · 235/40R18 · 235/35R19 · 235/30R20
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 2.9 · 2.9L, MA120, F6, Petrol | 7x17 | 7x17 | ET55 | 5.67 in | 205/55R17 | 5x130 | 71.6 mm | M14 x 1.5 |
| 2.9 · 2.9L, MA120, F6, Petrol | 8x18 | 7x17 | ET57 / ET55 | 6.24 in | 235/40R18 / 205/55R17 | 5x130 | 71.6 mm | M14 x 1.5 |
| 2.9 · 2.9L, MA120, F6, Petrol | 8x19 | 7x17 | ET57 / ET55 | 6.24 in | 235/35R19 / 205/55R17 | 5x130 | 71.6 mm | M14 x 1.5 |
| 2.9 · 2.9L, MA120, F6, Petrol | 8.5x19 | 7x17 | ET55 | 6.42 in | 235/35R19 / 205/55R17 | 5x130 | 71.6 mm | M14 x 1.5 |
| 3.4 R · 3.4L, MA121C, F6, Petrol | 8x18 | 8x18 | ET57 | 6.24 in | 235/40R18 | 5x130 | 71.6 mm | M14 x 1.5 |
| 3.4 R · 3.4L, MA121C, F6, Petrol | 8.5x19 | 8x18 | ET55 / ET57 | 6.42 in | 235/35R19 / 235/40R18 | 5x130 | 71.6 mm | M14 x 1.5 |
| 3.4 R · 3.4L, MA121C, F6, Petrol | 8x19 | 8x18 | ET57 | 6.24 in | 235/35R19 / 235/40R18 | 5x130 | 71.6 mm | M14 x 1.5 |
| 3.4 R · 3.4L, MA121C, F6, Petrol | 8.5x20 | 8x18 | ET50 / ET57 | 6.22 in | 235/30R20 / 235/40R18 | 5x130 | 71.6 mm | M14 x 1.5 |
| 3.4 S · 3.4L, MA121C, F6, Petrol | 8x18 | 8x18 | ET57 | 6.24 in | 235/40R18 | 5x130 | 71.6 mm | M14 x 1.5 |
| 3.4 S · 3.4L, MA121C, F6, Petrol | 8x19 | 8x18 | ET57 | 6.24 in | 235/35R19 / 235/40R18 | 5x130 | 71.6 mm | M14 x 1.5 |
| 3.4 S · 3.4L, MA121C, F6, Petrol | 8.5x19 | 8x18 | ET55 / ET57 | 6.42 in | 235/35R19 / 235/40R18 | 5x130 | 71.6 mm | M14 x 1.5 |
Wheels and hardware
More on AmazonLug hardware
More on Amazon
Dorman 611-236 Wheel Lug Nut M14-1.50
M14 x 1.5
Matches M14 x 1.5 thread — confirm wheel seat style
Check price on Amazon
White Knight M14 x 1.50 Lug Nuts
M14 x 1.5
Matches M14 x 1.5 thread — confirm wheel seat style
Check price on Amazon
White Knight 3809XLBK-33AM Black M14x1.50 Lug Nuts
M14 x 1.5
Matches M14 x 1.5 thread — confirm wheel seat style
Check price on Amazon
Wheel locks
More on AmazonReal-World 2012 Porsche Cayman Wheel Setups
Observed aftermarket setups from documented Modified1 builds. These are individual build records — not OEM specifications and not clearance guarantees for every vehicle.
Common custom wheel sizes
Among builds in our database for this model year:
- 20-inch — 3 documented builds
- 18-inch — 1 documented build
4 documented builds.
Staggered · 20×? / Rear unknown
Documented on a 2012 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.
Wheel: Forgiato Dream
- Front
- 20×?
- Rear
- —
Staggered · 20×? / Rear unknown
Documented on a 2012 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.
Wheel: Savini SV-8S
- Front
- 20×?
- Rear
- —
Staggered · 20×? / Rear unknown
Documented on a 2012 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.
Wheel: Forgiato Dream
- Front
- 20×?
- Rear
- —
Compare your own setup
See how a different width or offset sits versus an OEM configuration for this year.
More specs for the 2012 Porsche Cayman
Each OEM row is a catalog configuration. Offset ranges are not collapsed when the database has exact setups. Documented aftermarket builds are observed setups only — not universal fit or clearance confirmation.