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Welcome to the ETyreStore Tyre Calculator,

The only Tyre Calculator which can calculate both Metric and Imperial Tyre Sizing Methods.

This Calculator Shows Width, size differences, and circumference with vehicle weight factored in.

Current Tyre Size
Tyre Size Type: Metric
  Imperial
  Truck
Tyre Width (Millimetres)   Tyre Profile (Percent)   Rim Size (Inches)
/ R
Rolling Circumference:
mm
Tyre Width:
mm
Profile Height:
mm
 
New Tyre Size
Tyre Size Type: Metric
  Imperial
  Truck
Tyre Width (Millimetres)   Tyre Profile (Percent)   Rim Size (Inches)
/ R
Rolling Circumference:
mm
Tyre Width:
mm
Profile Height:
mm
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Tyre Difference Calculations
Circumference Difference: mm
Tyre Width Difference: mm
Width Percentage Difference: %
Profile Height Difference: mm
Profile Percentage Difference: %
Actual Speed at Indicated 100 Klms/H: Klms/H

Visual Sidewall Profile

Tyre Size Comparison

Visual Tread Width

Tyre Width Comparison