Explore Tire & Wheel Fitment Guides
Browse FitmentCompass guides covering tire sizes, bolt patterns, wheel specifications and vehicle fitment. Choose a category below to find detailed measurements, comparisons and practical information.
TIRE DIMENSIONS
Tire Size Guides
Explore tire dimensions in inches, overall diameter, section width, sidewall height, circumference and tire size comparisons.
WHEEL MEASUREMENTS
Bolt Pattern Guides
Find bolt pattern measurements, pitch circle diameter (PCD), lug counts, inch conversions and wheel compatibility guidance.
Vehicle Tire & Wheel Fitment
Find tire and wheel specifications by vehicle make, model, year and trim. Explore available factory tire sizes, wheel dimensions, bolt patterns and vehicle-specific fitment information.
Featured Tire & Wheel Guides
Start with these selected guides for tire dimensions and wheel bolt pattern measurements.
305/50R20 in Inches: Diameter & Tire Dimensions
Explore 305/50R20 tire dimensions, including overall diameter, width, sidewall height, circumference and important fitment considerations.
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6×120 Bolt Pattern: PCD, Meaning & Wheel Fitment
Understand the 6×120 bolt pattern, including its six lug holes, 120 mm pitch circle diameter, measurement method and important wheel compatibility checks.
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5×135 Bolt Pattern: PCD, Meaning & Wheel Fitment
Learn what the 5×135 bolt pattern means, including its five-lug arrangement, 135 mm PCD, inch conversion, measurement method and wheel compatibility checks.
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