6 min read OTR Technical Guide

Comparing E3 and E4 Codes in Earthmoving Applications explains the operating evidence, measurements and asset details needed to evaluate this tyre topic consistently across a fleet or worksite.

Read the Complete Marking

Before using Comparing E3 and E4 Codes in Earthmoving Applications in planning, separate permanent asset data from conditions that changed during the shift.

Comparing E3 and E4 Codes in Earthmoving Applications should start with the marking exactly as shown on the tyre or current technical document. Size elements, service description and application codes have different roles and should be matched to the standard or manufacturer source that defines them.

Comparing E3 and E4 Codes in Earthmoving Applications — Field Data Sheet

Transcribe characters, suffixes and units before interpreting them. Keep the source definition, product record and actual machine duty in separate columns.

Application

Machine type, wheel position, ground and work cycle.

Raw marking

Full code or sidewall line with a clear photograph.

Product record

Exact model, size and code in the current manufacturer document.

From Marking to Application

  1. Identify the standard or manufacturer definition.
  2. Confirm the same code on the exact product record.
  3. Add machine, position and duty information.

Technical Meaning of the Code

Use the Comparing E3 and E4 Codes in Earthmoving Applications result alongside the current machine, vehicle and tyre documentation for the exact configuration in service.

All technical guides