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275/30R20

Standard Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The 275/30R20 tire size features an overall diameter of 26.5 inches, a section width of 10.8 inches (275mm), and rotates 761 times per mile. It is a standard factory tire fitment on 74+ vehicle models including Audi RS 5, Audi RS 5 Sportback.

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Physical Dimensions & Specs

Overall Diameter

26.5"

673.1 mm

Section Width

275 mm

10.83" wide

Sidewall Height

3.25"

82.5 mm (30% aspect)

Revolutions / Mile

761

Circumference: 83.24"

Rim Diameter

20"

Wheel size

Recommended Rim Width

6.9" - 9.6"

Optimal rim width range

Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare 275/30R20 against any proposed tire size below:

Popular Comparisons:
Tire 1 (Stock / Base)275/30R20
Overall Height:26.5"
Sidewall:3.2"
Revs/Mile:761
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682

Visual Tire & Wheel Comparison

Tire 126.5" HeightTire 229.6" Height

Speedometer Variance

+11.6%At 60 mph reading, actual speed is 67.0 mph
IndicatedActual SpeedDiff
20 mph22.3 mph+2.3 mph
30 mph33.5 mph+3.5 mph
45 mph50.2 mph+5.2 mph
60 mph67.0 mph+7.0 mph
75 mph83.7 mph+8.7 mph
90 mph100.5 mph+10.5 mph

Fender & Suspension Clearance

Fitment Status: MODERATE RISK

Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.

Inner Strut Space:7.7mm LESS clearance
Outer Fender Push:Extends 17.7mm further out
Ride Height Delta:+1.54" ground clearance

Vehicles That Fit 275/30R20 (74+ Models)

Factory standard and optional vehicle fitments utilizing 275/30R20 tires:

YearMake & ModelTrim / VariantLookup Specs
2021Audi RS 5RS 5View 2021 RS 5 ›
2021Audi RS 5 SportbackRS 5 SportbackView 2021 RS 5 Sportback ›
2023Audi RS 5RS 5View 2023 RS 5 ›
2023Audi RS 5 SportbackRS 5 SportbackView 2023 RS 5 Sportback ›
2024Audi RS 5RS 5View 2024 RS 5 ›
2024Audi RS 5 SportbackRS 5 SportbackView 2024 RS 5 Sportback ›
2025Audi RS 5 SportbackRS 5 SportbackView 2025 RS 5 Sportback ›
2018BMW M550i xDriveM550i xDriveView 2018 M550i xDrive ›
2019BMW M850i xDrive2D ConvertibleView 2019 M850i xDrive ›
2019BMW M850i xDrive2D CoupeView 2019 M850i xDrive ›
2019BMW M550i xDriveM550i xDriveView 2019 M550i xDrive ›
2020BMW 840i2D ConvertibleView 2020 840i ›
2020BMW 840i2D CoupeView 2020 840i ›
2020BMW 840i xDrive2D ConvertibleView 2020 840i xDrive ›
2020BMW 840i xDrive2D CoupeView 2020 840i xDrive ›
2020BMW M850i xDrive2D ConvertibleView 2020 M850i xDrive ›
2020BMW M850i xDrive2D CoupeView 2020 M850i xDrive ›
2020BMW 840i Gran Coupe840i Gran CoupeView 2020 840i Gran Coupe ›
2020BMW 840i Gran Coupe xDrive840i Gran Coupe xDriveView 2020 840i Gran Coupe xDrive ›
2020BMW M550i xDriveM550i xDriveView 2020 M550i xDrive ›
2020BMW M850i Gran Coupe xDriveM850i Gran Coupe xDriveView 2020 M850i Gran Coupe xDrive ›
2021BMW 840i2D CoupeView 2021 840i ›
2021BMW 840i xDrive2D ConvertibleView 2021 840i xDrive ›
2021BMW 840i xDrive2D CoupeView 2021 840i xDrive ›
2021BMW 840i2D ConvertibleView 2021 840i ›
2021BMW M850i xDrive2D ConvertibleView 2021 M850i xDrive ›
2021BMW M850i xDrive2D CoupeView 2021 M850i xDrive ›
2021BMW 840i Gran Coupe840i Gran CoupeView 2021 840i Gran Coupe ›
2021BMW 840i Gran Coupe xDrive840i Gran Coupe xDriveView 2021 840i Gran Coupe xDrive ›
2021BMW M850i Gran Coupe xDriveM850i Gran Coupe xDriveView 2021 M850i Gran Coupe xDrive ›
2022BMW 840i2D ConvertibleView 2022 840i ›
2022BMW 840i2D CoupeView 2022 840i ›
2022BMW 840i xDrive2D ConvertibleView 2022 840i xDrive ›
2022BMW 840i xDrive2D CoupeView 2022 840i xDrive ›
2022BMW M850i xDrive2D ConvertibleView 2022 M850i xDrive ›
2022BMW M850i xDrive2D CoupeView 2022 M850i xDrive ›
2022BMW 840i Gran Coupe840i Gran CoupeView 2022 840i Gran Coupe ›
2022BMW 840i Gran Coupe xDrive840i Gran Coupe xDriveView 2022 840i Gran Coupe xDrive ›
2022BMW M850i Gran Coupe xDriveM850i Gran Coupe xDriveView 2022 M850i Gran Coupe xDrive ›
2023BMW 840i2D ConvertibleView 2023 840i ›
2023BMW 840i2D CoupeView 2023 840i ›
2023BMW 840i xDrive2D ConvertibleView 2023 840i xDrive ›
2023BMW 840i xDrive2D CoupeView 2023 840i xDrive ›
2023BMW M850i xDrive2D ConvertibleView 2023 M850i xDrive ›
2023BMW M850i xDrive2D CoupeView 2023 M850i xDrive ›
2023BMW 840i Gran Coupe840i Gran CoupeView 2023 840i Gran Coupe ›
2023BMW 840i Gran Coupe xDrive840i Gran Coupe xDriveView 2023 840i Gran Coupe xDrive ›
2023BMW M850i Gran Coupe xDriveM850i Gran Coupe xDriveView 2023 M850i Gran Coupe xDrive ›
2024BMW M850i xDrive2D ConvertibleView 2024 M850i xDrive ›
2024BMW M850i xDrive2D CoupeView 2024 M850i xDrive ›
2024BMW 840i Gran Coupe840i Gran CoupeView 2024 840i Gran Coupe ›
2024BMW 840i Gran Coupe xDrive840i Gran Coupe xDriveView 2024 840i Gran Coupe xDrive ›
2024BMW M850i Gran Coupe xDriveM850i Gran Coupe xDriveView 2024 M850i Gran Coupe xDrive ›
2025BMW M850i xDrive2D ConvertibleView 2025 M850i xDrive ›
2025BMW M850i xDrive2D CoupeView 2025 M850i xDrive ›
2025BMW M850i Gran Coupe xDriveM850i Gran Coupe xDriveView 2025 M850i Gran Coupe xDrive ›
2023Chevrolet CorvetteZ06, 2D ConvertibleView 2023 Corvette ›
2024Chevrolet CorvetteE-Ray, 2D ConvertibleView 2024 Corvette ›
2024Chevrolet CorvetteE-Ray, 2D CoupeView 2024 Corvette ›
2024Chevrolet CorvetteZ06, 2D ConvertibleView 2024 Corvette ›
2024Chevrolet CorvetteZ06, 2D CoupeView 2024 Corvette ›
2025Chevrolet CorvetteZ06, 2D ConvertibleView 2025 Corvette ›
2025Chevrolet CorvetteE-Ray, 2D CoupeView 2025 Corvette ›
2025Chevrolet CorvetteZR1, 2D ConvertibleView 2025 Corvette ›
2025Chevrolet CorvetteZ06, 2D CoupeView 2025 Corvette ›
2025Chevrolet CorvetteE-Ray, 2D ConvertibleView 2025 Corvette ›
2025Chevrolet CorvetteZR1, 2D CoupeView 2025 Corvette ›
2018Infiniti Q60Red Sport 400, RWDView 2018 Q60 ›
2019Infiniti Q60Red Sport 400, RWDView 2019 Q60 ›
2020Infiniti Q60Red Sport 400, RWDView 2020 Q60 ›
2021Infiniti Q60Red Sport 400, RWDView 2021 Q60 ›
2022Infiniti Q60Red Sport 400, RWDView 2022 Q60 ›
2024Tesla Model 3PerformanceView 2024 Model 3 ›
2025Tesla Model 3Long Range, RWDView 2025 Model 3 ›