Tire Size 255/50r20 in inches

The tire size 255/50R20 is equivalent to 30x10R20 in inches, has a diameter of 30 inches, a section width of 10 inches, a wheel diameter of 20 inches, and is approved to be mounted on 7.0-9.0 inches wide wheels. This information makes it easier to understand how this tire fits into the larger spectrum of tire sizes, providing clarity on compatibility and application.

255/50r20 in inches

Enhance your understanding of measurements in inches and millimeters by using this Table chart.

Feature Inches Metric
Tire Diameter 30 763
Section Width 10 255
Rim Height 20 508
Sidewall Height 5 127.5
Circumference 94.4 2397
Revolutions 417 per km 670 per mile
Rim Width Range 7.0-9.0 177.8 – 228.6

How Tall Is A 255/50R20 Tire?

The Tire Height of the 255/50R20 tire size is 30 inches, which is approximately 763 millimeters. This measurement is essential as it tells us how high the tire stands when inflated. It also plays a vital role in determining the vehicle’s ground clearance and contributes to the overall ride quality.

What Is the 255/50R20 Width In Inches?

The tread width of the 255/50R20 tire size is 10 inches, which translates to about 255 millimeters. This measure is essential because it impacts several performance factors, such as traction, control, and fuel efficiency.

What Is the 255/50R20 Sidewall Height?

The 255/50R20 tire’s sidewall height is 5 inches or about 127.5 millimeters. The sidewall height plays a significant role in the comfort of your drive. Lower sidewall height can improve handling but might result in a harder ride, while higher sidewalls provide more cushioning, offering a smoother ride.

What Is the 255/50R20 Tire Circumference?

The circumference of the 255/50R20 tire size is approximately 94.4 inches or about 2397 millimeters. This is the length around the outside of the tire. This parameter is often used in vehicle speedometer calibration.

What Is the 255/50R20 Revolutions Per Mile?

For the 255/50R20 tire size, there are approximately 670 revolutions per mile, or around 417 revolutions per kilometer. This measurement helps calculate speed and distance traveled and is also used to calibrate speedometers.

What Is the 255/50R20 Rims Size?

The 255/50R20 tire size, the rim diameter is 20 inches or approximately 508 millimeters. This tire is designed to be mounted on rims with a width range between 7.0 and 9.0 inches, or 177.8 to 228.6 millimeters.

Fitment Guide
This table will guide you on which vehicle models can fit the 255/50R20 tire size. It’s essential to refer to your vehicle’s owner’s manual or consult a tire professional for accurate fitment information.

Brand Name Model
ACURA MDX (2021 – 2023)
AUDI e-tron (2019 – 2023), e-tron S (2020 – 2023), e-tron S Sportback (2020 – 2023), e-tron Sportback (2020 – 2023), Q6 (2022 – 2023), Q7 (2005 – 2023), Q8 e-tron (2023 – 2024), Q8 Sportback e-tron (2023 – 2024), SQ7 (2016 – 2023), SQ8 e-tron (2023 – 2024), SQ8 Sportback e-tron (2023 – 2024)
BUICK Enclave (2019 – 2023)
BYD Tang (2018 – 2022)
CADILLAC SRX (2004 – 2017), XT5 (2016 – 2023), XT6 (2019 – 2023)
CHANGAN UNI-K (2020 – 2023)
CHEVROLET TrailBlazer (2006 – 2009)
DENZA X (2020 – 2020)
DONGFENG Voyah (Lantu) Dreamer (2021 – 2023)
FISKER Ocean (2022 – 2022)
FORD Explorer (2006 – 2019), Explorer Sport Trac (2007 – 2010)
GAC GS8 (2021 – 2022)
GMC Acadia (2017 – 2023)
HOLDEN Acadia (2018 – 2021)
HONDA Pilot (2022 – 2023)
INFINITI QX60 (2014 – 2023)
JAGUAR F-Pace (2015 – 2023)
JEEP Grand Cherokee (2005 – 2010)
LAND ROVER Discovery 3 (2004 – 2009), Discovery 4 (2009 – 2016), LR3 (2005 – 2009), LR4 (2010 – 2016), Range Rover (2002 – 2012), Range Rover Sport (2009 – 2013), Range Rover Velar (2017 – 2023)
LDV D90 (2017 – 2022), T60 (2020 – 2021)
LEXUS RX (2015 – 2023)
LINCOLN Aviator (2002 – 2005)
MAHINDRA Alturas G4 (2018 – 2022)
MAXUS D90 (2017 – 2020)
MAZDA CX-9 (2016 – 2023)
MERCEDES-BENZ GLB-Class AMG (2019 – 2023)
MERCURY Mountaineer (2006 – 2010)
MG Gloster (2020 – 2022), RX8 (2020 – 2023)
NIO EC6 (2020 – 2020), ES6 (2019 – 2020), ES8 (2018 – 2021)
NISSAN Pathfinder (2021 – 2023)
PORSCHE Cayenne (2014 – 2018)
ROEWE RX8 (2018 – 2022)
SAAB 9-4x (2011 – 2011)
SSANGYONG Musso (2018 – 2023), Musso Grand (2020 – 2023), Rexton (2017 – 2023), Rexton Sports (2018 – 2023), Rhino (2021 – 2022)
VOLKSWAGEN Amarok (2016 – 2023), Atlas (2017 – 2023), Atlas Cross Sport (2020 – 2023), Cross Sport (2022 – 2023), Talagon (2021 – 2023), Tavendor (2022 – 2023), Teramont (2017 – 2023), Teramont X (2019 – 2023), Touareg (2018 – 2023)
WEY P8 (2018 – 2019), VV7 (2017 – 2021)

Replacement Tire Size
Replacement tires have to be within 3% of the height and width of the original tires to ensure they will maintain the vehicle’s performance and safety features and not cause issues with brake systems, suspension components, or transmission gearing.

Tire Size Overall Diameter Difference
235/50R20 29.3″ (744 mm) -2.6%
295/40R20 29.3″ (744 mm) -2.6%
265/45R20 29.4″ (746 mm) -2.4%
305/40R20 29.6″ (752 mm) -1.6%
245/50R20 29.7″ (754 mm) -1.3%
275/45R20 29.8″ (756 mm) -1.0%
285/45R20 30.1″ (764 mm) 0.0%
235/55R20 30.2″ (766 mm) 0.3%
295/45R20 30.5″ (774 mm) 1.3%
265/50R20 30.5″ (774 mm) 1.3%
305/45R20 30.8″ (782 mm) 2.4%
275/50R20 30.9″ (784 mm) 2.6%

Our Observation
The 255/50R20 tire size is versatile, providing a good balance of ride comfort, handling characteristics, and aesthetics. It’s a popular choice for SUVs and light trucks due to its superior traction and stability. However, one must always consider the vehicle specifications and driving conditions before choosing this tire size.

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