2021 Porsche 718 Boxster Tire Size & Pressure
The 2021 Porsche 718 Boxster tire size depends on trim: the 25 Years, Eng CD MDW.AC takes 235/35ZR20 (92Y) XL; the 25 Years, Eng CD MDW.AD takes 235/35ZR20 (92Y) XL; the Base, Automatic DCT Trans takes 235/45ZR18 94Y; the GTS 4.0, Eng CD MDW.AC takes 235/35ZR20 (88Y); the GTS 4.0, Eng CD MDW.AD takes 235/35ZR20 (88Y); the T, Standard Trans takes 235/35ZR20 (88Y); the S, Standard Trans takes 235/40ZR19 (92Y); the T, Automatic DCT Trans takes 235/35ZR20 (88Y); the Base, Standard Trans takes 235/45ZR18 94Y; the S, Automatic DCT Trans takes 235/40ZR19 (92Y), per the factory service manual.
- 25 Years, Eng CD MDW.AC: 235/35ZR20 (92Y) XL
- 25 Years, Eng CD MDW.AD: 235/35ZR20 (92Y) XL
- Base, Automatic DCT Trans: 235/45ZR18 94Y
- GTS 4.0, Eng CD MDW.AC: 235/35ZR20 (88Y)
- GTS 4.0, Eng CD MDW.AD: 235/35ZR20 (88Y)
- T, Standard Trans: 235/35ZR20 (88Y)
- S, Standard Trans: 235/40ZR19 (92Y)
- T, Automatic DCT Trans: 235/35ZR20 (88Y)
- Base, Standard Trans: 235/45ZR18 94Y
- S, Automatic DCT Trans: 235/40ZR19 (92Y)
25 Years, Eng CD MDW.AC
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/35ZR20 (92Y) XL | Door Placard | — | — |
| All | 265/35ZR20 (99Y) XL | Door Placard | — | — |
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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
25 Years, Eng CD MDW.AD
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/35ZR20 (92Y) XL | Door Placard | — | — |
| All | 265/35ZR20 (99Y) XL | Door Placard | — | — |
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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
Base, Automatic DCT Trans
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/45ZR18 94Y | Door Placard | — | — |
| All | 265/45ZR18 101Y | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
GTS 4.0, Eng CD MDW.AC
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/35ZR20 (88Y) | Door Placard | — | — |
| All | 265/35ZR20 (95Y) | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
GTS 4.0, Eng CD MDW.AD
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/35ZR20 (88Y) | Door Placard | — | — |
| All | 265/35ZR20 (95Y) | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
T, Standard Trans
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/35ZR20 (88Y) | Door Placard | — | — |
| All | 265/35ZR20 (95Y) | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
S, Standard Trans
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/40ZR19 (92Y) | Door Placard | — | — |
| All | 265/40ZR19 (98Y) | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
T, Automatic DCT Trans
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/35ZR20 (88Y) | Door Placard | — | — |
| All | 265/35ZR20 (95Y) | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
Base, Standard Trans
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/45ZR18 94Y | Door Placard | — | — |
| All | 265/45ZR18 101Y | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
S, Automatic DCT Trans
Tire Specifications
| Position | Tire Size | Pressure | Load Index | Speed Rating |
|---|---|---|---|---|
| All | 235/40ZR19 (92Y) | Door Placard | — | — |
| All | 265/40ZR19 (98Y) | Door Placard | — | — |
Search by this configuration
Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.
More 718 Boxster Specs & Repair Guides
🛢️ 2021 Porsche 718 Boxster Oil Type & Capacity →🌧️ 2021 Porsche 718 Boxster Wiper Blade Sizes →💡 2021 Porsche 718 Boxster Light Bulb Sizes →📖 2021 Porsche 718 Boxster Factory Service Manual →Powered by factory manual data from our partner network AllOEMManuals.com.
Frequently Asked Questions
What size tires does a 2021 Porsche 718 Boxster take?
It depends on the trim: 25 Years, Eng CD MDW.AC uses 235/35ZR20 (92Y) XL; 25 Years, Eng CD MDW.AD uses 235/35ZR20 (92Y) XL; Base, Automatic DCT Trans uses 235/45ZR18 94Y; GTS 4.0, Eng CD MDW.AC uses 235/35ZR20 (88Y); GTS 4.0, Eng CD MDW.AD uses 235/35ZR20 (88Y); T, Standard Trans uses 235/35ZR20 (88Y); S, Standard Trans uses 235/40ZR19 (92Y); T, Automatic DCT Trans uses 235/35ZR20 (88Y); Base, Standard Trans uses 235/45ZR18 94Y; S, Automatic DCT Trans uses 235/40ZR19 (92Y).
What is the tire pressure for a 2021 Porsche 718 Boxster?
Refer to the tire pressure placard on your vehicle's driver side door jamb for exact cold inflation pressures.
What is the bolt pattern on a 2021 Porsche 718 Boxster?
Bolt pattern data is available in the factory service manual.