Ferrari Roma 20-Inch Alloy Wheel Set 866482 / 866483
Genuine Ferrari Roma 20-inch forged alloy wheel set, consisting of the front wheels 866482 and rear wheels 866483. Ferrari’s parts catalogue identifies 866482 as the forged silver-painted front wheel and 866483 as the matching forged silver-painted rear wheel. (Ferrari Parts)
Product Specifications
- Brand: Ferrari
- Model: Roma
- Product: Complete Alloy Wheel Set
- Wheel Size: 20 inch
- Front Part Number: 866482
- Rear Part Number: 866483
- Front Size: 8J x 20
- Front Offset: ET34 — verify exact wheel marking
- Rear Size: 10J x 20
- Rear Offset: ET27 — verify exact wheel marking
- Construction: Forged alloy
- Finish: Painted Silver
- Condition: Confirm actual condition
- Quantity: 4 wheels
- VIN Verification: Recommended
Front Wheels
The 866482 is the genuine Ferrari Roma front wheel, specified as a forged painted-silver 8J x 20 wheel. Ferrari specialist parts catalogues confirm its application to the Roma and Roma Spider. (Ferrari Parts)
Your supplied specification is:
8J x 20 ET34
The commonly published specification is approximately ET34.7, so the exact offset should be confirmed from the wheel markings before listing. (ApexSpares)
Rear Wheels
The 866483 is the corresponding genuine Ferrari Roma rear wheel, specified as a forged painted-silver 10J x 20 wheel. (Ferrari Parts)
Your supplied specification is:
10J x 20 ET27
Published Roma wheel specifications are approximately ET27.5, so verify the exact stamped specification on the individual wheels. (collectingcars.com)
Ferrari Roma Fitment
The wheel combination is designed for the Ferrari Roma. Ferrari’s official technical specifications confirm the Roma uses 8J x 20 front wheels with 245/35 ZR20 tyres and 10J x 20 rear wheels with 285/35 ZR20 tyres. (Ferrari)
Ferrari’s genuine accessory catalogue also identifies the Roma’s 20-inch forged wheels as an official lightweight wheel option. (Ferrari)
Wheel Construction
The 866482 / 866483 combination is part of Ferrari’s forged-wheel specification.
The forged construction is listed by Ferrari parts specialists as:
- Front: 866482 — Forged, painted silver
- Rear: 866483 — Forged, painted silver
Ferrari states that its 20-inch forged wheels use advanced forging technology intended to reduce vehicle weight while maintaining the required performance characteristics. (Ferrari Parts)
Condition Inspection
For a used wheel set, inspect:
- Wheel faces
- Spokes
- Rim lips
- Inner barrels
- Mounting surfaces
- Bolt holes
- Center bores
- Scratches
- Kerb marks
- Cracks
- Bends
- Repairs
- Corrosion
- Previous refinishing
Professional wheel balancing and structural inspection are recommended before installation.
Tyres & TPMS
The wheels can be paired with the Ferrari Roma’s factory tyre configuration:
- Front: 245/35 ZR20
- Rear: 285/35 ZR20 (Ferrari)
Tyres, TPMS sensors, Ferrari center caps and wheel bolts should not be assumed included unless specifically stated.
Package Contents
- 2 × Ferrari Roma Front Wheels — 866482
- 2 × Ferrari Roma Rear Wheels — 866483
Complete set: 4 wheels
Tyres, TPMS sensors, center caps and mounting hardware should be confirmed separately.
Installation
Professional installation is recommended.
- Verify the vehicle VIN.
- Confirm part numbers 866482 / 866483.
- Check the wheel markings and exact offsets.
- Inspect all four wheels.
- Fit the correct front and rear tyres.
- Install compatible TPMS sensors.
- Balance the wheels.
- Install the correct wheel hardware.
- Check brake and suspension clearance.
- Torque the wheels according to Ferrari specifications.
- Perform a final safety inspection.
Important Fitment Notice
The genuine Ferrari catalogue identifies 866482 as the front wheel and 866483 as the rear wheel for the forged painted-silver Roma wheel configuration. (Ferrari Parts)
The exact offsets can be published as approximately ET34.7 front / ET27.5 rear, while your supplied specifications state ET34 / ET27. Confirm the markings on the actual wheels before finalizing the listing. (collectingcars.com)
For additional genuine Ferrari components, you can browse the Ferrari Roma Genuine accessories catalogue. Ferrari Roma Genuine
Buyer Checklist
- Brand: Ferrari
- Model: Roma
- Size: 20 inch
- Front P/N: 866482
- Rear P/N: 866483
- Front: 8J x 20
- Rear: 10J x 20
- Front Offset: ET34 / approx. ET34.7
- Rear Offset: ET27 / approx. ET27.5
- Construction: Forged Alloy
- Finish: Painted Silver
- Tyres: Confirm
- TPMS: Confirm
- Center Caps: Confirm
- Condition: Confirm
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