What is the diameter of a 255/35R20 tire?

A 255/35R20 tire has an overall diameter of 27.03 inches (686.6mm).

How many revolutions per mile does a 255/35R20 tire make?

A 255/35R20 tire makes approximately 746 revolutions per mile.

What rim width is recommended for 255/35R20 tires?

The recommended wheel rim width for a 255/35R20 tire is 6.4" - 8.9".

255/35R20

Standard Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The 255/35R20 tire size features an overall diameter of 27.03 inches, a section width of 10.0 inches (255mm), and rotates 746 times per mile. It is a standard factory tire fitment on 150+ vehicle models including Acura TLX.

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Physical Dimensions & Specs

Overall Diameter

27.03"

686.6 mm

Section Width

255 mm

10.04" wide

Sidewall Height

3.51"

89.2 mm (35% aspect)

Revolutions / Mile

746

Circumference: 84.91"

Rim Diameter

20"

Wheel size

Recommended Rim Width

6.4" - 8.9"

Optimal rim width range

Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare 255/35R20 against any proposed tire size below:

Popular Comparisons:

Tire 1 (Stock / Base)255/35R20

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:27.0"

Sidewall:3.5"

Revs/Mile:746

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

+9.4%At 60 mph reading, actual speed is 65.7 mph

Indicated	Actual Speed	Diff
20 mph	21.9 mph	+1.9 mph
30 mph	32.8 mph	+2.8 mph
45 mph	49.2 mph	+4.2 mph
60 mph	65.7 mph	+5.7 mph
75 mph	82.1 mph	+7.1 mph
90 mph	98.5 mph	+8.5 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:+1.27" ground clearance

Vehicles That Fit 255/35R20 (150+ Models)

Factory standard and optional vehicle fitments utilizing 255/35R20 tires:

Year	Make & Model	Trim / Variant	Lookup Specs
2021	Acura TLX	Type S SH-AWD	View 2021 TLX ›
2022	Acura TLX	Type S SH-AWD	View 2022 TLX ›
2023	Acura TLX	Type S SH-AWD	View 2023 TLX ›
2024	Acura TLX	Type S SH-AWD	View 2024 TLX ›
2025	Acura TLX	Type S SH-AWD	View 2025 TLX ›
2015	Audi A6	Premium Plus	View 2015 A6 ›
2015	Audi A6 Quattro	Premium Plus, 2.0L Eng VIN F	View 2015 A6 Quattro ›
2015	Audi A6 Quattro	Premium Plus, 3.0L Eng VIN G	View 2015 A6 Quattro ›
2015	Audi A6 Quattro	Prestige	View 2015 A6 Quattro ›
2015	Audi A6 Quattro	TDI Premium Plus	View 2015 A6 Quattro ›
2015	Audi A6 Quattro	TDI Prestige	View 2015 A6 Quattro ›
2016	Audi A6	Premium Plus	View 2016 A6 ›
2016	Audi A6 Quattro	Premium Plus, 2.0L Eng VIN F	View 2016 A6 Quattro ›
2016	Audi A6 Quattro	Premium Plus, 3.0L Eng VIN G	View 2016 A6 Quattro ›
2016	Audi A6 Quattro	Prestige	View 2016 A6 Quattro ›
2016	Audi A6 Quattro	TDI Premium Plus	View 2016 A6 Quattro ›
2016	Audi A6 Quattro	TDI Prestige	View 2016 A6 Quattro ›
2017	Audi A6 Quattro	Competition	View 2017 A6 Quattro ›
2018	Audi S6	Premium Plus	View 2018 S6 ›
2018	Audi S6	Prestige	View 2018 S6 ›
2003	BMW Z8	Alpina	View 2003 Z8 ›
2019	BMW Alpina B6 Gran Coupe xDrive	Alpina B6 Gran Coupe xDrive	View 2019 Alpina B6 Gran Coupe xDrive ›
2018	Infiniti Q60	Red Sport 400, RWD	View 2018 Q60 ›
2019	Infiniti Q60	Red Sport 400, RWD	View 2019 Q60 ›
2020	Infiniti Q60	Red Sport 400, RWD	View 2020 Q60 ›
2021	Infiniti Q60	Red Sport 400, RWD	View 2021 Q60 ›
2022	Infiniti Q60	Red Sport 400, RWD	View 2022 Q60 ›
2001	Jaguar XKR	2D Coupe	View 2001 XKR ›
2001	Jaguar XKR	2D Convertible	View 2001 XKR ›
2002	Jaguar XKR	100, 2D Convertible	View 2002 XKR ›
2002	Jaguar XKR	100, 2D Coupe	View 2002 XKR ›
2006	Jaguar XK8	2D Convertible	View 2006 XK8 ›
2006	Jaguar XJ8	Super V8 Portfolio	View 2006 XJ8 ›
2006	Jaguar XK8	2D Coupe	View 2006 XK8 ›
2009	Jaguar XF	Supercharged	View 2009 XF ›
2010	Jaguar XF	Supercharged	View 2010 XF ›
2010	Jaguar XF	Premium	View 2010 XF ›
2010	Jaguar XFR	XFR	View 2010 XFR ›
2011	Jaguar XF	Supercharged	View 2011 XF ›
2011	Jaguar XF	Base	View 2011 XF ›
2011	Jaguar XFR	XFR	View 2011 XFR ›
2012	Jaguar XF	Base	View 2012 XF ›
2012	Jaguar XF	Supercharged	View 2012 XF ›
2012	Jaguar XKR	2D Convertible	View 2012 XKR ›
2012	Jaguar XKR-S	2D Coupe	View 2012 XKR-S ›
2012	Jaguar XKR	2D Coupe	View 2012 XKR ›
2012	Jaguar XKR-S	2D Convertible	View 2012 XKR-S ›
2012	Jaguar XFR	XFR	View 2012 XFR ›
2013	Jaguar XF	2.0	View 2013 XF ›
2013	Jaguar XF	Supercharged	View 2013 XF ›
2013	Jaguar XF	3.0, RWD	View 2013 XF ›
2013	Jaguar XKR-S	2D Convertible	View 2013 XKR-S ›
2013	Jaguar XKR-S	2D Coupe	View 2013 XKR-S ›
2013	Jaguar XFR	XFR	View 2013 XFR ›
2014	Jaguar XF	3.0L, 3.0L Eng VIN X	View 2014 XF ›
2014	Jaguar XF	3.0L, 3.0L Eng VIN F	View 2014 XF ›
2014	Jaguar XF	Supercharged	View 2014 XF ›
2014	Jaguar F-Type	V8 S	View 2014 F-Type ›
2014	Jaguar XKR	2D Convertible	View 2014 XKR ›
2014	Jaguar XK	Base, 2D Convertible	View 2014 XK ›
2014	Jaguar XK	Base, 2D Coupe	View 2014 XK ›
2014	Jaguar XKR	2D Coupe	View 2014 XKR ›
2014	Jaguar XKR-S	Base, 2D Convertible	View 2014 XKR-S ›
2014	Jaguar XKR-S	Base, 2D Coupe	View 2014 XKR-S ›
2014	Jaguar XKR-S	GT, 2D Convertible	View 2014 XKR-S ›
2014	Jaguar XKR-S	GT, 2D Coupe	View 2014 XKR-S ›
2014	Jaguar XFR	XFR	View 2014 XFR ›
2015	Jaguar F-Type	R	View 2015 F-Type ›
2015	Jaguar F-Type	V8 S	View 2015 F-Type ›
2015	Jaguar XF	Sport, 3.0L Eng VIN F	View 2015 XF ›
2015	Jaguar XF	Sport, 3.0L Eng VIN 7	View 2015 XF ›
2015	Jaguar XF	Supercharged, 5.0L Eng VIN E	View 2015 XF ›
2015	Jaguar XFR	5.0L Eng VIN H	View 2015 XFR ›
2015	Jaguar XF	Supercharged, 5.0L Eng VIN P	View 2015 XF ›
2015	Jaguar XFR	5.0L Eng VIN C	View 2015 XFR ›
2015	Jaguar XK	2D Convertible	View 2015 XK ›
2015	Jaguar XK	2D Coupe	View 2015 XK ›
2015	Jaguar XKR	2D Coupe	View 2015 XKR ›
2015	Jaguar XKR	2D Convertible	View 2015 XKR ›
2015	Jaguar XKR-S	2D Convertible	View 2015 XKR-S ›
2015	Jaguar XKR-S	2D Coupe	View 2015 XKR-S ›
2016	Jaguar F-Type	R, 2D Convertible	View 2016 F-Type ›
2016	Jaguar F-Type	Project 7	View 2016 F-Type ›
2016	Jaguar F-Type	R, 2D Coupe	View 2016 F-Type ›
2016	Jaguar XF	S, AWD	View 2016 XF ›
2016	Jaguar XF	S, RWD	View 2016 XF ›
2017	Jaguar F-Type	British Design Edition, 2D Convertible, 3.0L Eng VIN C	View 2017 F-Type ›
2017	Jaguar F-Type	British Design Edition, 2D Convertible, 3.0L Eng VIN U	View 2017 F-Type ›
2017	Jaguar F-Type	British Design Edition, 2D Convertible, 3.0L Eng VIN V	View 2017 F-Type ›
2017	Jaguar F-Type	British Design Edition, 2D Coupe, 3.0L Eng VIN C	View 2017 F-Type ›
2017	Jaguar F-Type	British Design Edition, 2D Coupe, 3.0L Eng VIN U	View 2017 F-Type ›
2017	Jaguar F-Type	British Design Edition, 2D Coupe, 3.0L Eng VIN V	View 2017 F-Type ›
2017	Jaguar F-Type	R, 2D Convertible	View 2017 F-Type ›
2017	Jaguar F-Type	R, 2D Coupe	View 2017 F-Type ›
2017	Jaguar XF	S, AWD	View 2017 XF ›
2017	Jaguar XF	S, RWD	View 2017 XF ›
2018	Jaguar F-Type	400 Sport, 2D Convertible, AWD	View 2018 F-Type ›
2018	Jaguar F-Type	400 Sport, 2D Coupe, AWD	View 2018 F-Type ›
2018	Jaguar F-Type	400 Sport, 2D Coupe, RWD	View 2018 F-Type ›
2018	Jaguar F-Type	400 Sport, 2D Convertible, RWD	View 2018 F-Type ›
2018	Jaguar F-Type	R, 2D Convertible	View 2018 F-Type ›
2018	Jaguar F-Type	R, 2D Coupe	View 2018 F-Type ›
2018	Jaguar XF	S, AWD	View 2018 XF ›
2018	Jaguar XF	S, RWD	View 2018 XF ›
2018	Jaguar XF	Sportbrake First Edition	View 2018 XF ›
2018	Jaguar XF	Sportbrake S	View 2018 XF ›
2019	Jaguar F-Type	R, 2D Convertible	View 2019 F-Type ›
2019	Jaguar F-Type	R, 2D Coupe	View 2019 F-Type ›
2019	Jaguar F-Type	R-Dynamic, 2D Convertible, AWD	View 2019 F-Type ›
2019	Jaguar F-Type	R-Dynamic, 2D Convertible, RWD, Automatic Trans	View 2019 F-Type ›
2019	Jaguar F-Type	R-Dynamic, 2D Convertible, RWD, Standard Trans	View 2019 F-Type ›
2019	Jaguar F-Type	R-Dynamic, 2D Coupe, AWD	View 2019 F-Type ›
2019	Jaguar F-Type	R-Dynamic, 2D Coupe, RWD, Automatic Trans	View 2019 F-Type ›
2019	Jaguar F-Type	R-Dynamic, 2D Coupe, RWD, Standard Trans	View 2019 F-Type ›
2019	Jaguar XF	S	View 2019 XF ›
2019	Jaguar XF	Sportbrake S	View 2019 XF ›
2020	Jaguar F-Type	Checkered Flag, 2D Convertible, 2.0L Eng VIN X	View 2020 F-Type ›
2020	Jaguar F-Type	Checkered Flag, 2D Convertible, 3.0L Eng VIN V	View 2020 F-Type ›
2020	Jaguar F-Type	Checkered Flag, 2D Coupe, 3.0L Eng VIN V	View 2020 F-Type ›
2020	Jaguar F-Type	Checkered Flag, 2D Coupe, 2.0L Eng VIN X	View 2020 F-Type ›
2020	Jaguar F-Type	R, 2D Convertible	View 2020 F-Type ›
2020	Jaguar F-Type	R, 2D Coupe	View 2020 F-Type ›
2020	Jaguar F-Type	R-Dynamic, 2D Convertible, AWD	View 2020 F-Type ›
2020	Jaguar F-Type	R-Dynamic, 2D Convertible, RWD	View 2020 F-Type ›
2020	Jaguar F-Type	R-Dynamic, 2D Coupe, AWD	View 2020 F-Type ›
2020	Jaguar F-Type	R-Dynamic, 2D Coupe, RWD	View 2020 F-Type ›
2020	Jaguar XF	S	View 2020 XF ›
2020	Jaguar XF	Sportbrake S	View 2020 XF ›
2021	Jaguar F-Type	First Edition, 2D Coupe	View 2021 F-Type ›
2021	Jaguar F-Type	First Edition, 2D Convertible	View 2021 F-Type ›
2021	Jaguar F-Type	R-Dynamic, 2D Convertible	View 2021 F-Type ›
2021	Jaguar F-Type	R-Dynamic, 2D Coupe	View 2021 F-Type ›
2022	Jaguar F-Type	Base, 2D Convertible	View 2022 F-Type ›
2022	Jaguar F-Type	R-Dynamic, 2D Convertible	View 2022 F-Type ›
2022	Jaguar F-Type	Base, 2D Coupe	View 2022 F-Type ›
2022	Jaguar F-Type	R-Dynamic, 2D Coupe	View 2022 F-Type ›
2023	Jaguar F-Type	Base, 2D Coupe	View 2023 F-Type ›
2023	Jaguar F-Type	Base, 2D Convertible	View 2023 F-Type ›
2023	Jaguar F-Type	R-Dynamic, 2D Convertible	View 2023 F-Type ›
2023	Jaguar F-Type	R-Dynamic, 2D Coupe	View 2023 F-Type ›
2024	Jaguar F-Type	R-Dynamic, 2D Convertible	View 2024 F-Type ›
2024	Jaguar F-Type	R-Dynamic, 2D Coupe	View 2024 F-Type ›
2007	Mercedes-Benz S65	S65	View 2007 S65 ›
2008	Mercedes-Benz CL63	CL63	View 2008 CL63 ›
2008	Mercedes-Benz CL65	CL65	View 2008 CL65 ›
2008	Mercedes-Benz S63	S63	View 2008 S63 ›
2008	Mercedes-Benz S65	S65	View 2008 S65 ›
2009	Mercedes-Benz CL63	CL63	View 2009 CL63 ›
2009	Mercedes-Benz CL65	CL65	View 2009 CL65 ›
2009	Mercedes-Benz S65	S65	View 2009 S65 ›