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275/50R21

Standard Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The 275/50R21 tire size features an overall diameter of 31.83 inches, a section width of 10.8 inches (275mm), and rotates 634 times per mile. It is a standard factory tire fitment on 18+ vehicle models including Land Rover Range Rover.

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Physical Dimensions & Specs

Overall Diameter

31.83"

808.5 mm

Section Width

275 mm

10.83" wide

Sidewall Height

5.41"

137.4 mm (50% aspect)

Revolutions / Mile

634

Circumference: 99.99"

Rim Diameter

21"

Wheel size

Recommended Rim Width

6.9" - 9.6"

Optimal rim width range

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Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare 275/50R21 against any proposed tire size below:

Popular Comparisons:
Tire 1 (Stock / Base)275/50R21
Overall Height:31.8"
Sidewall:5.4"
Revs/Mile:634
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682

Visual Tire & Wheel Comparison

Tire 131.8" HeightTire 229.6" Height

Speedometer Variance

-7.1%At 60 mph reading, actual speed is 55.8 mph
IndicatedActual SpeedDiff
20 mph18.6 mph-1.4 mph
30 mph27.9 mph-2.1 mph
45 mph41.8 mph-3.2 mph
60 mph55.8 mph-4.2 mph
75 mph69.7 mph-5.3 mph
90 mph83.6 mph-6.4 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:-1.13" lower ground clearance

Vehicles That Fit 275/50R21 (18+ Models)

Factory standard and optional vehicle fitments utilizing 275/50R21 tires:

YearMake & ModelTrim / VariantLookup Specs
2022Land Rover Range RoverSE, 3.0L Eng VIN UView 2022 Range Rover ›
2022Land Rover Range RoverSE, 4.4L Eng VIN 7View 2022 Range Rover ›
2023Land Rover Range RoverSE, 3.0L Eng VIN 4View 2023 Range Rover ›
2023Land Rover Range RoverSE, 3.0L Eng VIN UView 2023 Range Rover ›
2023Land Rover Range RoverSE, 4.4L Eng VIN 7View 2023 Range Rover ›
2023Land Rover Range Rover SportSEView 2023 Range Rover Sport ›
2024Land Rover Range RoverSE, 3.0L Eng VIN UView 2024 Range Rover ›
2024Land Rover Range RoverSE, 4.4L Eng VIN 9View 2024 Range Rover ›
2024Land Rover Range Rover SportSEView 2024 Range Rover Sport ›
2025Land Rover Range RoverSE, 3.0L Eng VIN UView 2025 Range Rover ›
2025Land Rover Range RoverSE, 4.4L Eng VIN 9View 2025 Range Rover ›
2025Land Rover Range Rover SportSEView 2025 Range Rover Sport ›
2021Lexus LX 570LX 570View 2021 LX 570 ›
2021Mercedes-Benz GLS63 AMGGLS63 AMGView 2021 GLS63 AMG ›
2022Mercedes-Benz GLS63 AMGGLS63 AMGView 2022 GLS63 AMG ›
2023Mercedes-Benz GLS63 AMGGLS63 AMGView 2023 GLS63 AMG ›
2024Mercedes-Benz GLS63 AMGGLS63 AMGView 2024 GLS63 AMG ›
2025Mercedes-Benz GLS63 AMGGLS63 AMGView 2025 GLS63 AMG ›