Porsche 718 Cayman Wheel Fitment Guide (2022-2025)
The 718 Cayman is one of the most rewarding platforms to wheel out — a mid-engine chassis with wide fenders and a stance that begs for the right setup. Porsche put you on a solid foundation with the 5x130mm bolt pattern and 71.6mm center bore, but those stock 18x8 +57 wheels leave a lot of fender gap and visual meat on the table. That high +57 offset tucks the face way inboard, and once you see this car sitting flush, there's no going back.
What makes the Cayman such a great canvas is the room you've got to work with, especially out back. This is a car built for staggered fitment — a wider rear wheel and tire package that plants the drive wheels, fills the rear arches, and gives you that purposeful mid-engine squat. Run a narrower front for turn-in and a fatter rear for grip and presence, and the proportions just click.
We put together three staggered setups below that we think nail the balance between aggression and daily usability. Each one steps down from that conservative +57 stock offset to pull the wheels out toward the fenders where they belong.
Quick links
- Want new wheels for your Porsche 718 Cayman?
- Basic 718 Cayman fitment info
- 18-Inch Staggered Setup
- 19-Inch Staggered Setups
- Final Thoughts
Want new wheels for your Porsche 718 Cayman?
The 718 Cayman rolls out of Stuttgart on 18x8 +57 wheels — a conservative, high-offset setup that leaves plenty of room to dial in a more aggressive stance. That 5x130mm bolt pattern is shared across the Porsche lineup, so you're tapping into a serious catalog of forged and flow-formed fitments built for these cars.
Staggered Is the Move
Every setup we're featuring here runs staggered — a narrower front paired with a wider rear to match the Cayman's mid-engine weight bias and rear-drive layout. It's the fitment that looks right and works right, filling those rear arches without upsetting the front-end balance.
Stepping up to 19s sharpens the look and opens the door to BC Forged for fully custom widths and offsets, or the track-bred lineup from APEX if you want proven flat-six fitment out of the box. Staying at 18" keeps sidewall for spirited driving while still ditching that stock offset.
Basic 718 Cayman fitment info
- Bolt pattern: 5x130mm
- Bolt thread: M14 x 1.5
- Center bore: 71.6mm
- Bolt torque: 118 ft lbs
The stock 718 Cayman rolls on 18x8 +57 wheels wrapped in 235/45R18 (front) / 265/45R18 (rear) tires.
Brake clearance
Every non-GT 718 Cayman — Base, S, T, GTS, and GTS 4.0 — runs six-piston front calipers, and PCCB carbon-ceramic is the optional big-brake package across those trims. The GTS 4.0's front steel discs measure 350mm, and the non-GT PCCB setup uses 350mm front and rear with six-piston front, four-piston rear calipers.
These are big calipers. The 718 S essentially inherited 991.1 911 Turbo front brakes, which is why factory 18" wheels don't clear the S-model brakes — you'll want 19" minimum on S and up unless a wheel's barrel is engineered specifically for the platform.
Nothing about caliper clearance forces spacers here — that's a width-and-offset question, not a brake one. Pick a diameter that clears your calipers first, then dial in fitment.
Want us to spec wheels around your exact trim and brake package? Reach out and we'll build to fit.
18-Inch Staggered Setup
The 718 responds beautifully to a proper staggered 18-inch setup, and the APEX in 18x9 is exactly the kind of purpose-built spec that fits the Cayman's mission. Here's the one staggered build we're highlighting at this diameter.
| Fitment Facts | ||
| Front | Rear | |
| Wheels | APEX SM-10 18x9 +46 | APEX SM-10 18x10 +36 |
| Tires | 245/40/18 | 275/40/18 |
| Notes | Stock | |
This is exactly how a 718 Cayman should sit. The APEX SM-10 18x9 +46 up front on 245/40/18 keeps the nose tidy, while the APEX SM-10 18x10 +36 on 275/40/18 plants the rear with real width.
That staggered setup gives it a proper motorsport stance — the wider, lower-offset rear does the heavy lifting visually. On stock suspension, the 18-inch SM-10s read purposeful, not showy. Clean, track-minded, and honest.
19-Inch Staggered Setups
Nineteens are the sweet spot for the 718 Cayman, and both of these builds run staggered — a 19x8.5 up front paired with a 19x9 out back. One rides on BC Forged, the other on Apex, and they show two clean ways to work that classic staggered Porsche stance.
| Fitment Facts | ||
| Front | Rear | |
| Wheels | BC Forged RZ05 Matte Black Front 19x8.5 +50 | BC Forged RZ05 Matte Black Front 19x10.5 +44 |
| Tires | 245/40/19 | 245/40/19 |
| Notes | Stock | |
Matte black on a 718 Cayman just works — it lets the shape do the talking without any distraction. The BC Forged RZ05 Matte Black Front 19x8.5 +50 up front wrapped in 245/40/19 keeps the nose tight, while the BC Forged RZ05 Matte Black Front 19x10.5 +44 on 245/40/19 plants the rear with real width.
That staggered setup gives the Cayman the hunkered-down look it deserves, all riding on stock suspension. Clean, purposeful, exactly how a mid-engine Porsche should sit.
| Fitment Facts | ||
| Front | Rear | |
| Wheels | Apex SM-10 19x9 +50 | Apex SM-10 19x10.5 +44 |
| Tires | 265/35/19 | 295/35/19 |
| Notes | Stock | |
This is exactly how a 718 Cayman should sit. The Apex SM-10 19x9 +50 up front on 265/35/19 keeps the nose tight and purposeful, while the Apex SM-10 19x10.5 +44 on 295/35/19 plants that wider rubber out back.
That's a proper staggered setup — the rear genuinely wider than the front, giving the mid-engine chassis the muscular rear-biased stance it deserves. Riding on stock suspension, it's a clean, motorsport-honest look that lets the SM-10 do the talking.
Final Thoughts on Porsche 718 Cayman Fitment
Final Thoughts
The 718 Cayman is one of those cars where the factory 5x130mm platform already looks dialed, so the goal with aftermarket wheels isn't a dramatic transformation — it's sharpening what Porsche already got right. Across all three builds we featured, the theme is consistent: staggered setups running a narrower front and a wider rear, with offsets living in the +46 to +50 range. That keeps the face sitting where the mid-engine chassis wants it while letting the rear track fill out the arches the way a Cayman should.
If you're picking a starting point, the 18x9 we saw most often is the sweet spot for this car. Pair it with a wider rear for that staggered stance and you get the planted, purposeful look without fighting the geometry. Both 18" and 19" diameters played nicely here, so the choice really comes down to whether you want a touch more sidewall for track days or a cleaner face for the street. Every setup leaned on that high-offset window, which is exactly why these cars sit so tucked-and-tidy rather than poking past the fenders.
Staggered on a 718 is the move — matching the wider rear to a tighter front keeps the balance visually correct and respects how the car was designed to drive. ThreePiece.us carries all the brands featured in this guide, so when you've settled on your diameter and stagger, we can get you sorted with the right fitment the first time.