What is the diameter of a 255/60R18 tire?

A 255/60R18 tire has an overall diameter of 30.05 inches (763.3mm).

How many revolutions per mile does a 255/60R18 tire make?

A 255/60R18 tire makes approximately 671 revolutions per mile.

What rim width is recommended for 255/60R18 tires?

The recommended wheel rim width for a 255/60R18 tire is 6.4" - 8.9".

255/60R18

Standard Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The 255/60R18 tire size features an overall diameter of 30.05 inches, a section width of 10.0 inches (255mm), and rotates 671 times per mile. It is a standard factory tire fitment on 109+ vehicle models including Audi Q7.

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Physical Dimensions & Specs

Overall Diameter

30.05"

763.3 mm

Section Width

255 mm

10.04" wide

Sidewall Height

6.02"

152.9 mm (60% aspect)

Revolutions / Mile

671

Circumference: 94.4"

Rim Diameter

18"

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 255/60R18 against any proposed tire size below:

Popular Comparisons:

Tire 1 (Stock / Base)255/60R18

Section Width (mm)

Aspect Ratio (%)

Rim Diameter (in)

Wheel Width (in)

Offset ET (mm)

Overall Height:30.0"

Sidewall:6.0"

Revs/Mile:671

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

-1.6%At 60 mph reading, actual speed is 59.1 mph

Indicated	Actual Speed	Diff
20 mph	19.7 mph	-0.3 mph
30 mph	29.5 mph	-0.5 mph
45 mph	44.3 mph	-0.7 mph
60 mph	59.1 mph	-0.9 mph
75 mph	73.8 mph	-1.2 mph
90 mph	88.6 mph	-1.4 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:-0.24" lower ground clearance

Vehicles That Fit 255/60R18 (109+ Models)

Factory standard and optional vehicle fitments utilizing 255/60R18 tires:

Year	Make & Model	Trim / Variant	Lookup Specs
2018	Audi Q7	Premium Plus, 2.0L Eng VIN H	View 2018 Q7 ›
2018	Audi Q7	Premium Plus, 3.0L Eng VIN A	View 2018 Q7 ›
2018	Audi Q7	Premium, 2.0L Eng VIN H	View 2018 Q7 ›
2018	Audi Q7	Premium, 3.0L Eng VIN A	View 2018 Q7 ›
2019	Audi Q7	Premium Plus, 2.0L Eng VIN H	View 2019 Q7 ›
2019	Audi Q7	Premium, 2.0L Eng VIN H	View 2019 Q7 ›
2025	Audi Q6 e-tron	Premium, AWD	View 2025 Q6 e-tron ›
2025	Audi Q6 e-tron	Premium, RWD	View 2025 Q6 e-tron ›
2021	Dodge Durango	Pursuit, 3.6L Eng VIN G	View 2021 Durango ›
2021	Dodge Durango	Pursuit, 5.7L Eng VIN T	View 2021 Durango ›
2022	Dodge Durango	Pursuit, 3.6L Eng VIN G	View 2022 Durango ›
2022	Dodge Durango	Pursuit, 5.7L Eng VIN T	View 2022 Durango ›
2023	Dodge Durango	Pursuit, 3.6L Eng VIN G	View 2023 Durango ›
2023	Dodge Durango	Pursuit, 5.7L Eng VIN T	View 2023 Durango ›
2024	Dodge Durango	Pursuit, 3.6L Eng VIN G	View 2024 Durango ›
2024	Dodge Durango	Pursuit, 5.7L Eng VIN T	View 2024 Durango ›
2025	Dodge Durango	Pursuit, 3.6L Eng VIN G	View 2025 Durango ›
2025	Dodge Durango	Pursuit, 5.7L Eng VIN T	View 2025 Durango ›
2020	Ford Police Interceptor Utility	3.0L Eng VIN C	View 2020 Police Interceptor Utility ›
2020	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas	View 2020 Police Interceptor Utility ›
2020	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas/Ethanol	View 2020 Police Interceptor Utility ›
2020	Ford Police Interceptor Utility	3.3L Eng VIN W	View 2020 Police Interceptor Utility ›
2021	Ford Police Interceptor Utility	3.0L Eng VIN C	View 2021 Police Interceptor Utility ›
2021	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas	View 2021 Police Interceptor Utility ›
2021	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas/Ethanol	View 2021 Police Interceptor Utility ›
2021	Ford Police Interceptor Utility	3.3L Eng VIN W	View 2021 Police Interceptor Utility ›
2022	Ford Police Interceptor Utility	3.0L Eng VIN C	View 2022 Police Interceptor Utility ›
2022	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas	View 2022 Police Interceptor Utility ›
2022	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas/Ethanol	View 2022 Police Interceptor Utility ›
2022	Ford Police Interceptor Utility	3.3L Eng VIN W	View 2022 Police Interceptor Utility ›
2023	Ford Police Interceptor Utility	3.0L Eng VIN C	View 2023 Police Interceptor Utility ›
2023	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas	View 2023 Police Interceptor Utility ›
2023	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas/Ethanol	View 2023 Police Interceptor Utility ›
2023	Ford Police Interceptor Utility	3.3L Eng VIN W	View 2023 Police Interceptor Utility ›
2024	Ford Police Interceptor Utility	3.0L Eng VIN C	View 2024 Police Interceptor Utility ›
2024	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas	View 2024 Police Interceptor Utility ›
2024	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas/Ethanol	View 2024 Police Interceptor Utility ›
2024	Ford Police Interceptor Utility	3.3L Eng VIN W	View 2024 Police Interceptor Utility ›
2025	Ford Police Interceptor Utility	3.0L Eng VIN C	View 2025 Police Interceptor Utility ›
2025	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas	View 2025 Police Interceptor Utility ›
2025	Ford Police Interceptor Utility	3.3L Eng VIN B, Gas/Ethanol	View 2025 Police Interceptor Utility ›
2025	Ford Police Interceptor Utility	3.3L Eng VIN W	View 2025 Police Interceptor Utility ›
2023	Honda Pilot	EX-L, AWD	View 2023 Pilot ›
2023	Honda Pilot	EX-L, FWD	View 2023 Pilot ›
2023	Honda Pilot	LX, AWD	View 2023 Pilot ›
2023	Honda Pilot	LX, FWD	View 2023 Pilot ›
2024	Honda Pilot	EX-L, AWD	View 2024 Pilot ›
2024	Honda Pilot	EX-L, FWD	View 2024 Pilot ›
2024	Honda Pilot	LX, AWD	View 2024 Pilot ›
2024	Honda Pilot	LX, FWD	View 2024 Pilot ›
2025	Honda Pilot	EX-L, AWD	View 2025 Pilot ›
2025	Honda Pilot	EX-L, FWD	View 2025 Pilot ›
2022	Infiniti QX60	Pure, AWD	View 2022 QX60 ›
2022	Infiniti QX60	Pure, FWD	View 2022 QX60 ›
2023	Infiniti QX60	Pure, AWD	View 2023 QX60 ›
2023	Infiniti QX60	Pure, FWD	View 2023 QX60 ›
2024	Infiniti QX60	Pure, AWD	View 2024 QX60 ›
2024	Infiniti QX60	Pure, FWD	View 2024 QX60 ›
2025	Infiniti QX60	Pure, AWD	View 2025 QX60 ›
2025	Infiniti QX60	Pure, FWD	View 2025 QX60 ›
2017	Jaguar F-Pace	Base, 3.0L Eng VIN V	View 2017 F-Pace ›
2017	Jaguar F-Pace	Base, 2.0L Eng VIN N	View 2017 F-Pace ›
2018	Jaguar F-Pace	Base	View 2018 F-Pace ›
2019	Jaguar F-Pace	Base	View 2019 F-Pace ›
2020	Jaguar F-Pace	Base	View 2020 F-Pace ›
2005	Land Rover LR3	HSE	View 2005 LR3 ›
2006	Land Rover LR3	Base	View 2006 LR3 ›
2006	Land Rover LR3	SE, 4.0 4	View 2006 LR3 ›
2006	Land Rover LR3	SE, 4.4 5	View 2006 LR3 ›
2007	Land Rover LR3	SE, 4.0 4	View 2007 LR3 ›
2007	Land Rover LR3	SE, 4.4 5	View 2007 LR3 ›
2008	Land Rover LR3	SE	View 2008 LR3 ›
2018	Land Rover Range Rover Velar	Base	View 2018 Range Rover Velar ›
2019	Land Rover Range Rover Velar	Base	View 2019 Range Rover Velar ›
2019	Nissan Pathfinder	SL, 4WD	View 2019 Pathfinder ›
2019	Nissan Pathfinder	SL, FWD	View 2019 Pathfinder ›
2019	Nissan Pathfinder	SV, 4WD	View 2019 Pathfinder ›
2019	Nissan Pathfinder	SV, FWD	View 2019 Pathfinder ›
2020	Nissan Pathfinder	SL, 4WD	View 2020 Pathfinder ›
2020	Nissan Pathfinder	SL, FWD	View 2020 Pathfinder ›
2020	Nissan Pathfinder	SV, 4WD	View 2020 Pathfinder ›
2020	Nissan Pathfinder	SV, FWD	View 2020 Pathfinder ›
2022	Nissan Pathfinder	S, 4WD	View 2022 Pathfinder ›
2022	Nissan Pathfinder	S, FWD	View 2022 Pathfinder ›
2022	Nissan Pathfinder	SL, 4WD	View 2022 Pathfinder ›
2022	Nissan Pathfinder	SL, FWD	View 2022 Pathfinder ›
2022	Nissan Pathfinder	SV, FWD	View 2022 Pathfinder ›
2022	Nissan Pathfinder	SV, 4WD	View 2022 Pathfinder ›
2023	Nissan Pathfinder	S, 4WD	View 2023 Pathfinder ›
2023	Nissan Pathfinder	S, FWD	View 2023 Pathfinder ›
2023	Nissan Pathfinder	SL, 4WD	View 2023 Pathfinder ›
2023	Nissan Pathfinder	SL, FWD	View 2023 Pathfinder ›
2023	Nissan Pathfinder	SV, 4WD	View 2023 Pathfinder ›
2023	Nissan Pathfinder	SV, FWD	View 2023 Pathfinder ›
2024	Nissan Pathfinder	S, 4WD	View 2024 Pathfinder ›
2024	Nissan Pathfinder	S, FWD	View 2024 Pathfinder ›
2024	Nissan Pathfinder	SL, 4WD	View 2024 Pathfinder ›
2024	Nissan Pathfinder	SL, FWD	View 2024 Pathfinder ›
2024	Nissan Pathfinder	SV, 4WD	View 2024 Pathfinder ›
2024	Nissan Pathfinder	SV, FWD	View 2024 Pathfinder ›
2025	Nissan Pathfinder	S, 4WD	View 2025 Pathfinder ›
2025	Nissan Pathfinder	S, FWD	View 2025 Pathfinder ›
2025	Nissan Pathfinder	SL, 4WD	View 2025 Pathfinder ›
2025	Nissan Pathfinder	SL, FWD	View 2025 Pathfinder ›
2025	Nissan Pathfinder	SV, 4WD	View 2025 Pathfinder ›
2025	Nissan Pathfinder	SV, FWD	View 2025 Pathfinder ›
2024	Volkswagen Atlas	Peak Edition SE	View 2024 Atlas ›
2024	Volkswagen Atlas	Peak Edition SEL	View 2024 Atlas ›
2025	Volkswagen Atlas	Peak Edition SE	View 2025 Atlas ›