Tire Calculator (Offset&Speed)
No in-app products collected for this app.
| Rating | Price | |||
|---|---|---|---|---|
| Japan | 91%201 | 4.77 | ¥200 $1.26 | |
| United States | 2%4 | 5.00 | $1.99 | |
| United Kingdom | 1%3 | 5.00 | £1.99 $2.69 | |
| Thailand | 1%3 | 5.00 | THB 79.00 $2.39 | |
| Canada | <1%2 | 5.00 | CA$2.99 $2.15 | |
| Hong Kong | <1%2 | 5.00 | HK$18.00 $2.29 | |
| Australia | <1%1 | 5.00 | A$2.99 $2.11 | |
| Belgium | <1%1 | 5.00 | €1.99 $2.30 | |
| China | <1%1 | 5.00 | CN¥15.00 $2.22 | |
| Indonesia | <1%1 | 5.00 | IDR 29,000 $1.62 |
Description
Easily calculate the effects of wheel and tire size changes
A convenient calculation tool for anyone considering wheel upgrades, tire size changes, or fitment adjustments.
Simply enter your current and new specifications to quickly compare the impact on your vehicle.
-Main Features
-Wheel Comparison
•Calculate inner rim position changes
•Calculate outer rim position changes
•Calculate tread width changes
-Tire Comparison
•Calculate speedometer error (%)
•Compare indicated speed and actual speed
•Vehicle-specific speedometer error can also be included in calculations
-Speedometer Error Measurement
•Accurate GPS-based speed measurement
-Data Storage
•Save comparison records
-Important Notes
Measurement results may vary depending on GPS reception and environmental conditions. Use measured values as a reference only.
Actual wheel and tire dimensions may vary by manufacturer and model. Calculation results are for reference purposes only.
Always consult a qualified professional before making vehicle modifications.
The developer assumes no responsibility for any damages or issues resulting from the use of this application.
-Specifications
Wheel Offset Calculator
•Rim Width (in): 3" to 16" (supports 0.25" increments)
•Offset (mm): -60 to +70
•Backspacing (in): 3" to 13"
Speedometer Error Calculator
•Tire Width (mm): 125 to 405
•Aspect Ratio (%): 20 to 90, including 82 (R)
•Supports 82-series radial tires commonly used on vans and light trucks
•Rim Diameter (in): 10 to 32
•Direct Tire Diameter Input: 100 to 1500 mm or 4 to 60 in
•Vehicle Speedometer Error Correction (%): -20 to +20
Speedometer Error Measurement
•Measurable speed range: 10 to 200 km/h or 10 to 200 mph