Car TyresMichelin

Primacy 4ST

Recommended: Michelin Primacy 4ST. Ultra-silent luxury acoustic comfort with class-leading wet braking safety. Fully compatible with Ferrari 12Cilindri (275/35 R21).

FITMENT SUMMARYFerrari 12Cilindri, Ferrari 12Cilindri Spider, Aston Martin DB12, Aston Martin Vanquish

AVAILABLE SIZES275/35 R21

View full specifications

TECH SPECS

Detailed Parameters

Brand IdentityMichelin

Model NamePrimacy 4ST

Tyre Width275 mm

Aspect Ratio Profile35%

Rim Diameter21 Inches

Warranty DurationVerification Required

Load Index Rating91

Speed Rating SymbolV

Radial / Tubeless ConstructionRadial (Tubeless)

Season OptimizationAll-Season

Country of OriginIndia

Price CategoryPremium

INNOVATIVE TECH

Tyre Engineering Features

✔

Silent Rib Technology eliminates high-frequency noise

Whisper-quiet highway ride quality

✔

EverGrip Technology maintains wet grip even when worn

Outstanding wet monsoon emergency braking

✔

High-density silica polymer blend for supple ride

Plush bump absorption over potholes

BENCHMARK STANDARDS

3 Reasons to Choose

High-speed highway travel and everyday city use for Ferrari 12Cilindri, Ferrari 12Cilindri Spider, Aston Martin DB12.

Recommended: Michelin Primacy 4ST. Ultra-silent luxury acoustic comfort with class-leading wet braking safety. Fully compatible with Ferrari 12Cilindri (275/35 R21).

PERFORMANCE CHARACTERISTICS

Tyre Test Metrics

Wet Grip100%

Fuel Savings100%

Mileage100%

Durability100%

SIZES TABLE

Supported Dimensions

Tyre Dimension	Load / Speed Index	Axle Load Suitability	Compatible Vehicles
275/35 R21	91V	Front / Rear	Ferrari 12Cilindri Coupe (2024-2024)
275/35 R21	91V	Front / Rear	Ferrari 12Cilindri Spider Spider (2024-2024)
275/35 R21	91V	Front / Rear	Aston Martin DB12 Coupe (2023-2024)
275/35 R21	91V	Front / Rear	Aston Martin DB12 Volante (2023-2024)
275/35 R21	91V	Front / Rear	Aston Martin Vanquish Coupe (2024-2024)
275/35 R21	91V	Front / Rear	Aston Martin Vanquish Volante (2024-2024)