Off-Road Mining Trucks
How to Choose the Right Off-Road Tire
Learn how to choose the right Michelin off-road tire based on your application, operating conditions, ground conditions and TMPH requirements.
Choosing the right off-road tire starts with understanding how and where the vehicle operates. Consider the tire's intended use, ground conditions and tread requirements, along with TMPH (Ton Miles Per Hour) requirements for the application.
Use the three steps below to help identify the right tire for your operation.
Step 1: Define Your Usage
Off-road tires are classified by their intended application and tread pattern. The international classification system uses four primary application codes:
- C: Compactor
- E: Earthmoving
- G: Grader
- L: Loader and bulldozer
These classification codes, shown on the tire sidewall, can help identify the type of off-road tire designed for your application.
Use your application and tire classification to find the right Michelin off-road tire for your operation.
Off-Road Tire Classification Guide
Additional Michelin Earthmover Tire Identification
Michelin also uses additional letters to help identify certain characteristics of some earthmover tires:
T = Traction
R = Rock
V = Speed
F = Flotation
P = Multi-purpose
S/R = Smooth/Rock
For example, L3T identifies a normal tread depth tire (L3) where traction is needed (T).
Step 2: Match Tread Design to Ground Conditions
Off-Road Tire Tread Depth Classifications
The right tread design depends largely on the ground conditions where your equipment operates. Consider factors such as traction needs, abrasion and cut risk, and the rate of wear when selecting a tread type.
Michelin off-road tires use different tread depths and lug designs to meet different operating conditions:
1: Lined – Normal tread depth
2: Traction – Normal tread depth
3: Normal – Normal tread depth
4: Depth – Deep tread
5: Very Deep – Deep tread
7: Flotation – Normal tread
Step 3: Understand Your TMPH
TMPH (Ton Miles Per Hour) is an important measure of an off-road tire's working capacity. Tires of the same size and tread pattern may use different types of rubber, each associated with a different TMPH.
TMPH and TKPH (Ton Kilometers Per Hour) values are part of the tire's characteristics and depend on:
- Load capacity for the tire size
- Allowable operating speed for the tire type
- A standard ambient temperature of 38°C
Understanding these values helps identify the appropriate tire characteristics for your operating requirements.
Explore More Off-Road Tire Resources
Learn more about off-road tire care, maintenance and performance with these Michelin resources:
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