What is the diameter of a 285/35R20 tire?

A 285/35R20 tire has an overall diameter of 27.85 inches (707.4mm).

How many revolutions per mile does a 285/35R20 tire make?

A 285/35R20 tire makes approximately 724 revolutions per mile.

What rim width is recommended for 285/35R20 tires?

The recommended wheel rim width for a 285/35R20 tire is 7.1" - 10".

285/35R20

Standard Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The 285/35R20 tire size features an overall diameter of 27.85 inches, a section width of 11.2 inches (285mm), and rotates 724 times per mile. It is a standard factory tire fitment on 128+ vehicle models including BMW M5.

Shop 285/35R20 Tires on Tire Rack →Buy on Amazon →

Physical Dimensions & Specs

Overall Diameter

27.85"

707.4 mm

Section Width

285 mm

11.22" wide

Sidewall Height

3.93"

99.8 mm (35% aspect)

Revolutions / Mile

724

Circumference: 87.51"

Rim Diameter

20"

Wheel size

Recommended Rim Width

7.1" - 10"

Optimal rim width range

Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare 285/35R20 against any proposed tire size below:

Popular Comparisons:

Tire 1 (Stock / Base)285/35R20

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:27.9"

Sidewall:3.9"

Revs/Mile:724

Tire 2 (New / Compare)245/60R18

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:29.6"

Sidewall:5.8"

Revs/Mile:682

Visual Tire & Wheel Comparison

Speedometer Variance

+6.2%At 60 mph reading, actual speed is 63.7 mph

Indicated	Actual Speed	Diff
20 mph	21.2 mph	+1.2 mph
30 mph	31.9 mph	+1.9 mph
45 mph	47.8 mph	+2.8 mph
60 mph	63.7 mph	+3.7 mph
75 mph	79.6 mph	+4.6 mph
90 mph	95.6 mph	+5.6 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:+0.86" ground clearance

Vehicles That Fit 285/35R20 (128+ Models)

Factory standard and optional vehicle fitments utilizing 285/35R20 tires:

Year	Make & Model	Trim / Variant	Lookup Specs
2019	BMW M5	Competition	View 2019 M5 ›
2020	BMW M5	Competition	View 2020 M5 ›
2020	BMW M5	Edition 35 Years	View 2020 M5 ›
2020	BMW M8	Base, 2D Coupe	View 2020 M8 ›
2020	BMW M8 Gran Coupe	Base	View 2020 M8 Gran Coupe ›
2020	BMW M8	Base, 2D Convertible	View 2020 M8 ›
2020	BMW M8 Gran Coupe	Competition	View 2020 M8 Gran Coupe ›
2020	BMW M8	Competition, 2D Convertible	View 2020 M8 ›
2020	BMW M8	Competition, 2D Coupe	View 2020 M8 ›
2021	BMW M5	Competition	View 2021 M5 ›
2021	BMW M8 Gran Coupe	Base	View 2021 M8 Gran Coupe ›
2021	BMW M8 Gran Coupe	Competition	View 2021 M8 Gran Coupe ›
2022	BMW M8	2D Convertible	View 2022 M8 ›
2022	BMW M5	CS	View 2022 M5 ›
2022	BMW M8	2D Coupe	View 2022 M8 ›
2022	BMW M8 Gran Coupe	M8 Gran Coupe	View 2022 M8 Gran Coupe ›
2023	BMW M8	2D Coupe	View 2023 M8 ›
2023	BMW M8	2D Convertible	View 2023 M8 ›
2023	BMW M8 Gran Coupe	M8 Gran Coupe	View 2023 M8 Gran Coupe ›
2024	BMW M8	2D Coupe	View 2024 M8 ›
2024	BMW M8	2D Convertible	View 2024 M8 ›
2024	BMW M8 Gran Coupe	M8 Gran Coupe	View 2024 M8 Gran Coupe ›
2025	BMW M8	2D Convertible	View 2025 M8 ›
2025	BMW M8	2D Coupe	View 2025 M8 ›
2025	BMW M8 Gran Coupe	M8 Gran Coupe	View 2025 M8 Gran Coupe ›
2012	Chevrolet Camaro	ZL1, Standard Trans	View 2012 Camaro ›
2012	Chevrolet Camaro	ZL1, Automatic Trans	View 2012 Camaro ›
2013	Chevrolet Camaro	SS, 2D Convertible, 6.2L Eng VIN J	View 2013 Camaro ›
2013	Chevrolet Camaro	SS, 2D Convertible, 6.2L Eng VIN W	View 2013 Camaro ›
2013	Chevrolet Camaro	SS, 2D Coupe, 6.2L Eng VIN J	View 2013 Camaro ›
2013	Chevrolet Camaro	ZL1, 2D Coupe, Automatic Trans	View 2013 Camaro ›
2013	Chevrolet Camaro	SS, 2D Coupe, 6.2L Eng VIN W, Trans Mfr CD 6L85M/MM6	View 2013 Camaro ›
2013	Chevrolet Camaro	ZL1, 2D Coupe, Standard Trans	View 2013 Camaro ›
2013	Chevrolet Camaro	ZL1, 2D Convertible, Standard Trans	View 2013 Camaro ›
2013	Chevrolet Camaro	SS, 2D Coupe, 6.2L Eng VIN W, Trans Mfr CD 6L90M/M10	View 2013 Camaro ›
2013	Chevrolet Camaro	ZL1, 2D Convertible, Automatic Trans	View 2013 Camaro ›
2014	Chevrolet Camaro	SS, 2D Convertible, 6.2L Eng VIN J	View 2014 Camaro ›
2014	Chevrolet Camaro	SS, 2D Convertible, 6.2L Eng VIN W	View 2014 Camaro ›
2014	Chevrolet Camaro	ZL1, 2D Coupe, Automatic Trans	View 2014 Camaro ›
2014	Chevrolet Camaro	ZL1, 2D Convertible, Automatic Trans	View 2014 Camaro ›
2014	Chevrolet Camaro	SS, 2D Coupe, 6.2L Eng VIN W	View 2014 Camaro ›
2014	Chevrolet Camaro	SS, 2D Coupe, 6.2L Eng VIN J	View 2014 Camaro ›
2014	Chevrolet Camaro	ZL1, 2D Coupe, Standard Trans	View 2014 Camaro ›
2014	Chevrolet Camaro	ZL1, 2D Convertible, Standard Trans	View 2014 Camaro ›
2015	Chevrolet Camaro	SS, 2D Convertible, 6.2L Eng VIN J	View 2015 Camaro ›
2015	Chevrolet Camaro	SS, 2D Convertible, 6.2L Eng VIN W	View 2015 Camaro ›
2015	Chevrolet Camaro	ZL1, 2D Convertible, Automatic Trans	View 2015 Camaro ›
2015	Chevrolet Camaro	SS, 2D Coupe, 6.2L Eng VIN W	View 2015 Camaro ›
2015	Chevrolet Camaro	SS, 2D Coupe, 6.2L Eng VIN J	View 2015 Camaro ›
2015	Chevrolet Camaro	ZL1, 2D Convertible, Standard Trans	View 2015 Camaro ›
2015	Chevrolet Camaro	ZL1, 2D Coupe, Standard Trans	View 2015 Camaro ›
2015	Chevrolet Camaro	ZL1, 2D Coupe, Automatic Trans	View 2015 Camaro ›
2014	Mercedes-Benz S63 AMG	S63 AMG	View 2014 S63 AMG ›
2015	Mercedes-Benz S63 AMG	4D Sedan	View 2015 S63 AMG ›
2015	Mercedes-Benz S65 AMG	2D Coupe	View 2015 S65 AMG ›
2015	Mercedes-Benz S65 AMG	4D Sedan	View 2015 S65 AMG ›
2015	Mercedes-Benz S63 AMG	2D Coupe	View 2015 S63 AMG ›
2016	Mercedes-Benz S63 AMG	2D Coupe	View 2016 S63 AMG ›
2016	Mercedes-Benz S63 AMG	4D Sedan	View 2016 S63 AMG ›
2016	Mercedes-Benz S65 AMG	2D Coupe	View 2016 S65 AMG ›
2016	Mercedes-Benz S65 AMG	4D Sedan	View 2016 S65 AMG ›
2017	Mercedes-Benz S63 AMG	2D Convertible	View 2017 S63 AMG ›
2017	Mercedes-Benz S63 AMG	4D Sedan	View 2017 S63 AMG ›
2017	Mercedes-Benz S65 AMG	2D Convertible	View 2017 S65 AMG ›
2017	Mercedes-Benz S63 AMG	2D Coupe	View 2017 S63 AMG ›
2017	Mercedes-Benz S65 AMG	4D Sedan	View 2017 S65 AMG ›
2017	Mercedes-Benz S65 AMG	2D Coupe	View 2017 S65 AMG ›
2018	Mercedes-Benz S63 AMG	2D Convertible	View 2018 S63 AMG ›
2018	Mercedes-Benz S63 AMG	2D Coupe	View 2018 S63 AMG ›
2018	Mercedes-Benz S63 AMG	4D Sedan	View 2018 S63 AMG ›
2018	Mercedes-Benz S65 AMG	2D Convertible	View 2018 S65 AMG ›
2018	Mercedes-Benz S65 AMG	2D Coupe	View 2018 S65 AMG ›
2018	Mercedes-Benz S65 AMG	4D Sedan	View 2018 S65 AMG ›
2019	Mercedes-Benz S63 AMG	2D Convertible	View 2019 S63 AMG ›
2019	Mercedes-Benz S63 AMG	2D Coupe	View 2019 S63 AMG ›
2019	Mercedes-Benz S65 AMG	2D Convertible	View 2019 S65 AMG ›
2019	Mercedes-Benz S65 AMG	4D Sedan	View 2019 S65 AMG ›
2019	Mercedes-Benz S65 AMG	2D Coupe	View 2019 S65 AMG ›
2019	Mercedes-Benz S63 AMG	4D Sedan	View 2019 S63 AMG ›
2020	Mercedes-Benz S63 AMG	2D Coupe	View 2020 S63 AMG ›
2020	Mercedes-Benz S63 AMG	2D Convertible	View 2020 S63 AMG ›
2020	Mercedes-Benz S63 AMG	4D Sedan	View 2020 S63 AMG ›
2020	Mercedes-Benz S65 AMG	S65 AMG	View 2020 S65 AMG ›
2021	Mercedes-Benz S63 AMG	2D Convertible	View 2021 S63 AMG ›
2021	Mercedes-Benz S63 AMG	2D Coupe	View 2021 S63 AMG ›
2025	Mercedes-Benz Maybach S580	Maybach S580	View 2025 Maybach S580 ›
2025	Mercedes-Benz Maybach S680	Maybach S680	View 2025 Maybach S680 ›
2009	Nissan GT-R	Base	View 2009 GT-R ›
2009	Nissan GT-R	Premium	View 2009 GT-R ›
2010	Nissan GT-R	Base	View 2010 GT-R ›
2010	Nissan GT-R	Premium	View 2010 GT-R ›
2011	Nissan GT-R	GT-R	View 2011 GT-R ›
2012	Nissan GT-R	Black Edition	View 2012 GT-R ›
2012	Nissan GT-R	Premium	View 2012 GT-R ›
2013	Nissan GT-R	Premium	View 2013 GT-R ›
2013	Nissan GT-R	Black Edition	View 2013 GT-R ›
2014	Nissan GT-R	Black Edition	View 2014 GT-R ›
2014	Nissan GT-R	Premium	View 2014 GT-R ›
2014	Nissan GT-R	Track Edition	View 2014 GT-R ›
2015	Nissan GT-R	Black Edition	View 2015 GT-R ›
2015	Nissan GT-R	Nismo	View 2015 GT-R ›
2015	Nissan GT-R	Premium	View 2015 GT-R ›
2015	Nissan GT-R	Track Edition	View 2015 GT-R ›
2016	Nissan GT-R	Black Edition	View 2016 GT-R ›
2016	Nissan GT-R	Nismo	View 2016 GT-R ›
2016	Nissan GT-R	Premium	View 2016 GT-R ›
2017	Nissan GT-R	Nismo	View 2017 GT-R ›
2017	Nissan GT-R	Premium	View 2017 GT-R ›
2018	Nissan GT-R	Nismo	View 2018 GT-R ›
2018	Nissan GT-R	Premium	View 2018 GT-R ›
2018	Nissan GT-R	Pure	View 2018 GT-R ›
2018	Nissan GT-R	Track Edition	View 2018 GT-R ›
2019	Nissan GT-R	Nismo	View 2019 GT-R ›
2019	Nissan GT-R	Premium	View 2019 GT-R ›
2019	Nissan GT-R	Pure	View 2019 GT-R ›
2019	Nissan GT-R	Track Edition	View 2019 GT-R ›
2020	Nissan GT-R	50th Anniversary Edition	View 2020 GT-R ›
2020	Nissan GT-R	Nismo	View 2020 GT-R ›
2020	Nissan GT-R	Premium	View 2020 GT-R ›
2020	Nissan GT-R	Track Edition	View 2020 GT-R ›
2021	Nissan GT-R	Nismo	View 2021 GT-R ›
2021	Nissan GT-R	T-spec	View 2021 GT-R ›
2021	Nissan GT-R	Premium	View 2021 GT-R ›
2023	Nissan GT-R	Premium	View 2023 GT-R ›
2023	Nissan GT-R	Nismo	View 2023 GT-R ›
2024	Nissan GT-R	Nismo	View 2024 GT-R ›
2024	Nissan GT-R	Premium	View 2024 GT-R ›
2024	Nissan GT-R	T-spec	View 2024 GT-R ›