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Alloy Wheels 20"
Wheel dimensions (offset (ET) in mm):
Front: 9.5 J x 20 ET 57
Rear: 12.5 J x 21 ET 57
Tyre specifications:
Front: 265/35 ZR 20
Rear: 325/30 ZR 21
Fits:
Porsche 918 Spyder
Porsche 918 Spyder Weissach package
Note: The hub caps are not included in the scope of supply.
Please note: Delivery time: approx. 6-10 weeks
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91804460002
The product you are viewing cross references to these numbers
- Porsche 918 Spyder 4.6L 2014-15
Shop Securely
12 Month Warranty
Worldwide Delivery
Wheel dimensions (offset (ET) in mm):
Front: 9.5 J x 20 ET 57
Rear: 12.5 J x 21 ET 57
Tyre specifications:
Front: 265/35 ZR 20
Rear: 325/30 ZR 21
Fits:
Porsche 918 Spyder
Porsche 918 Spyder Weissach package
Note: The hub caps are not included in the scope of supply.
Please note: Delivery time: approx. 6-10 weeks
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91804460008
The product you are viewing cross references to these numbers
- Porsche 918 Spyder 4.6L 2014-15
Shop Securely
12 Month Warranty
Worldwide Delivery
Wheel dimensions (offset (ET) in mm):
Front: 9.5 J x 20 ET 57
Rear: 12.5 J x 21 ET 57
Tyre specifications:
Front: 265/35 ZR 20
Rear: 325/30 ZR 21
Fits:
Porsche 918 Spyder
Porsche 918 Spyder Weissach package
Note: The hub caps are not included in the scope of supply.
Please note: Delivery time: approx. 6-10 weeks
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91804460004
The product you are viewing cross references to these numbers
- Porsche 918 Spyder 4.6L 2014-15
Shop Securely
12 Month Warranty
Worldwide Delivery
Wheel dimensions (offset (ET) in mm):
Front: 9.5 J x 20 ET 57
Rear: 12.5 J x 21 ET 57
Tyre specifications:
Front: 265/35 ZR 20
Rear: 325/30 ZR 21
Fits:
Porsche 918 Spyder
Porsche 918 Spyder Weissach package
Note: The hub caps are not included in the scope of supply.
Please note: Delivery time: approx. 6-10 weeks
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91804460006
The product you are viewing cross references to these numbers
- Porsche 918 Spyder 4.6L 2014-15
Shop Securely
12 Month Warranty
Worldwide Delivery
Alloy Wheels 20" – High-Performance Alloy Wheels for Porsche
Alloy wheels 20" are high-performance wheels engineered to deliver maximum visual impact, increased brake clearance and enhanced handling on modern Porsche models. Commonly fitted to contemporary Porsche platforms, 20" alloy wheels support wide, low-profile tyres and advanced braking systems while maintaining stability, steering precision and road presence.
Manufactured from high-quality aluminium alloys, these wheels provide improved strength, reduced weight and effective heat dissipation compared to steel alternatives. At Design911, we supply a carefully selected range of 20" alloy wheels from premium manufacturers, designed to meet Porsche fitment standards and performance expectations.
What Do 20" Alloy Wheels Do?
Alloy wheels are designed to reduce unsprung weight while increasing rigidity and braking capability, directly improving vehicle dynamics. The 20" size delivers:
• Enhanced high-speed stability and steering response
• Reduced unsprung mass for improved suspension control
• Increased brake clearance for large performance braking systems
• Compatibility with wide, low-profile modern tyre options
Compared to smaller wheel sizes or steel wheels, 20" alloy wheels offer improved responsiveness, braking performance and visual impact for performance-focused driving.
Why Choose 20" Alloy Wheels?
20" alloy wheels are chosen by Porsche enthusiasts because they offer:
• Lightweight aluminium construction for performance driving
• A large diameter suited to modern Porsche platforms
• Compatibility with high-performance tyres and brake upgrades
• A wide range of premium, motorsport-inspired designs
• Strong road presence and contemporary styling
For many Porsche owners, 20" alloy wheels deliver the ultimate combination of performance capability and modern aesthetics.
When Should You Fit or Replace 20" Alloy Wheels?
20" alloy wheels are ideal when:
• Upgrading a Porsche for maximum performance and visual
impact
• Installing large brake systems requiring increased clearance
• Replacing worn or outdated wheels
• Enhancing both handling performance and modern appearance
Choosing the correct 20" alloy wheel helps preserve
Porsche handling balance while unlocking improved grip, braking performance and
stability.
At Design911, our alloy wheels meet strict standards for Porsche fitment
accuracy, strength and durability.
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed