Ferrari SF90 alloy wheel set 20 inch 959434 959431
OEM Part Numbers: 959431 (Front) / 959434 (Rear)
The Ferrari SF90 20-inch alloy wheel set with OEM part numbers 959431 and 959434 is a factory-original staggered wheel package designed specifically for the SF90 Stradale and SF90 Spider platform.
OEM Wheel Specifications
Front Wheel
- Part Number: 959431
- Size: 9.5J × 20″
- Type: Cast alloy wheel
- Finish: Matte Silver (standard specification)
Rear Wheel
- Part Number: 959434
- Size: 11.5J × 20″
- Type: Cast alloy wheel
- Finish: Matte Silver (standard specification)
Vehicle Compatibility
Designed for:
- Ferrari SF90 Stradale
- Ferrari SF90 Spider
Ferrari parts catalogs list both 959431 and 959434 as OEM SF90 wheel components within the complete wheel assembly system.
Factory Tire Configuration
Typical OEM SF90 fitment:
- Front: 255/35 R20
- Rear: 315/30 R20
Many factory wheel sets are supplied with:
- Michelin Pilot Sport Cup 2
- Michelin Pilot Sport 4S
depending on vehicle specification.
Engineering Characteristics
The SF90 wheel package was engineered around:
- Hybrid drivetrain performance
- Carbon ceramic brake clearance
- High-speed aerodynamic stability
- Reduced unsprung weight
- Electronic chassis control systems
Factory dimensions:
- Front: 20 × 9.5 ET44
- Rear: 20 × 11.5 ET52
Construction
Standard OEM Version
- Cast lightweight alloy construction
- Ferrari OEM finish
- TPMS compatible
- Ferrari center cap compatible
Optional Versions
Ferrari also produced:
- Forged wheels
- Gloss silver variants
- Matte Grigio Corsa variants
- Carbon fiber wheel options on selected SF90 specifications
Key Characteristics
- Genuine Ferrari OEM wheel set
- Part numbers 959431 / 959434
- 20-inch staggered configuration
- 9.5J front / 11.5J rear
- SF90 Stradale and Spider fitment
- Carbon ceramic brake compatible
- Hybrid performance chassis optimized
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