HYUNDAI-R210-9/81N6-13010/Forged steel idler assembly for Hyundai R210-9/R220-9/R225-9/250-9 for Hyundai excavator undercarriage parts

Product Specifications

HYUNDAI R210LC-9 / 81N6-1301 Forged Idler Assembly – Complete Technical Overview

Key Characteristics:

1. Manufacturing Specification

   • Constructed from heat-treated forged steel for superior strength and impact resistance

   • Precision-machined to OEM tolerances for exact fitment

2. Functional Purpose

   • Acts as the forward track guide point in the undercarriage system

   • Absorbs vertical loads from machine weight

   • Maintains optimal track tension in conjunction with the adjuster mechanism

3. Dimensional Attributes

   • Features a solid forged hub with integrated flange mounting

   • Designed to match R210LC-9 track chain pitch and bushing specifications

   • Incorporates heavy-duty sealed spherical bearings for extended service life

4. Performance Features

   • Forged construction provides 30-50% greater fatigue life than cast alternatives

   • Hardened wearing surfaces resist abrasion from track chain contact

   • Precision-balanced design minimizes vibration during operation

5. Maintenance Requirements

   • Designed for lubrication-free operation with lifetime lubricated bearings

   • Features replaceable wear components to extend service intervals

   • Includes corrosion-resistant coatings for harsh environments

6. Failure Indicators

   • Visible flange cracks or bearing seizure

   • Abnormal track whip or misalignment

   • Excessive wheel wobble beyond 3mm radial play

This OEM-grade component ensures proper undercarriage functionality and is essential for maintaining optimal track system performance in demanding excavation applications. When replacing, verify compatibility with machine serial number as minor variations exist between production years.

*Note: The "81N6-1301" designation indicates this is the genuine Hyundai part number for this specific application.*