2015 Porsche Cayman Wheel Offset

Quick specs

Wheel size: Multiple — see configurations
Offset: ET57 · ET61 · ET55
Backspacing: 6.24 in · 6.49 in · 6.65 in · 6.67 in
Bolt pattern: 5×130
Center bore: 71.5 mm, 71.6 mm
Thread: M14×1.5
Tire size: 235/45R18 · 235/40R19 · 235/35R20 · 245/35R20

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
2.7 · 2.7L, MA122, F6, Petrol	8x18	8x18	ET57	6.24 in	235/45R18	5x130	71.6 mm	M14 x 1.5
2.7 · 2.7L, MA122, F6, Petrol	8x19	8x18	ET57	6.24 in	235/40R19 / 235/45R18	5x130	71.6 mm	M14 x 1.5
2.7 · 2.7L, MA122, F6, Petrol	8x20	8x18	ET57	6.24 in	235/35R20 / 235/45R18	5x130	71.6 mm	M14 x 1.5
2.7 · 2.7L, MA122, F6, Petrol	8.5x20	8x18	ET57	6.49 in	235/35R20 / 235/45R18	5x130	71.6 mm	M14 x 1.5
3.4 GTS · 3.4L, F6, Petrol	8x19	8x19	ET57	6.24 in	235/40R19	5x130	71.6 mm	M14 x 1.5
3.4 GTS · 3.4L, F6, Petrol	8x20	8x19	ET57	6.24 in	235/35R20 / 235/40R19	5x130	71.6 mm	M14 x 1.5
3.4 GTS · 3.4L, F6, Petrol	8.5x20	8x19	ET57	6.49 in	235/35R20 / 235/40R19	5x130	71.6 mm	M14 x 1.5
3.4 S · 3.4L, MA123, F6, Petrol	8x18	8x18	ET57	6.24 in	235/45R18	5x130	71.6 mm	M14 x 1.5
3.4 S · 3.4L, MA123, F6, Petrol	8x19	8x18	ET57	6.24 in	235/40R19 / 235/45R18	5x130	71.6 mm	M14 x 1.5
3.4 S · 3.4L, MA123, F6, Petrol	8x20	8x18	ET57	6.24 in	235/35R20 / 235/45R18	5x130	71.6 mm	M14 x 1.5
3.4 S · 3.4L, MA123, F6, Petrol	8.5x20	8x18	ET57	6.49 in	235/35R20 / 235/45R18	5x130	71.6 mm	M14 x 1.5
3.8 GT4 · 3.8L, MDB.XA, F6, Petrol	8.5x20	8.5x20	ET57	6.49 in	235/35R20	5x130	71.6 mm	M14 x 1.5
3.8 GT4 · 3.8L, MDB.XA, F6, Petrol	8.5x20	8.5x20	ET61 / ET57	6.65 in	245/35R20 / 235/35R20	5x130	71.6 mm	M14 x 1.5
3.8 GT4 · 3.8L, MDB.XA, F6, Petrol	9x20	8.5x20	ET55 / ET57	6.67 in	245/35R20 / 235/35R20	5x130	71.6 mm	M14 x 1.5

Wheels and hardware

No exact catalog match in inventory
Use Search Amazon with the vehicle requirement.
Search Amazon

Lug hardware

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

No exact catalog match in inventory
Use Search Amazon with the vehicle requirement.
Search Amazon

Real-World 2015 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 — 4 documented builds
21-inch — 1 documented build

5 documented builds.

Diameter

2015 Porsche Cayman custom wheel setup

Staggered · 20×9 / 20×12

Documented on a 2015 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.

Wheel: ADV.1 7 MV2 CS

Front: 20×9
Rear: 20×12

View full build on Modified1

2015 Porsche Cayman custom wheel setup

Staggered · 20×8.5 / 20×10

Documented on a 2015 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.

Wheel: Modulare B35

Front: 20×8.5
Rear: 20×10

View full build on Modified1

2015 Porsche Cayman custom wheel setup

Staggered · 21×9 / 21×11

Documented on a 2015 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.

Wheel: ADV.1 7.0 MV2

Front: 21×9
Rear: 21×11

View full build on Modified1

2015 Porsche Cayman custom wheel setup

Staggered · 20×? / Rear unknown

Documented on a 2015 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.

Wheel: Victor LeMan

Front: 20×?
Rear: —

View full build on Modified1

2015 Porsche Cayman custom wheel setup

Staggered · 20×? / Rear unknown

Documented on a 2015 Porsche Cayman build — observed custom fitment, not a universal fit guarantee.

Wheel: Rennen R55X

Front: 20×?
Rear: —

View full build on Modified1

Compare your own setup

See how a different width or offset sits versus an OEM configuration for this year.

OEM baseline

Open full fitment calculator

More specs for the 2015 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.