Hyundai 21M6-52050 Wiper Arm | R55-7 R60-5 Cabin Parts

Wiper Arm 21M6-52050

Precision-Engineered Wiper Arm Assembly for Compact Excavators

The Hyundai 21M6-52050 is a durable, precision-engineered wiper arm assembly designed specifically for the R55-7 and R60-5 compact excavators. This component is essential for maintaining clear visibility in rain, dust, or snow, ensuring that the wiper blade maintains consistent contact pressure across the windshield. As a genuine Hyundai structural component, it is built to resist the harsh vibrations and environmental exposure encountered during daily heavy-duty operations.

1. Technical Specifications

Parameter	Detail
Part Number	21M6-52050
Component Type	Wiper Arm Assembly
Primary Function	Holds the wiper blade securely against the windshield and facilitates the sweeping motion for clear operator visibility
Compatibility	Engineered for Hyundai R55-7 and R60-5 series excavators

2. Operational Importance

A functioning wiper system is a fundamental safety requirement on any job site. The 21M6-52050 provides the necessary spring tension to keep the wiper blade flush against the glass. If the arm becomes bent, corroded, or loses tension, it will leave streaks or miss sections of the windshield, significantly compromising the operator's line of sight and potentially leading to accidents.

3. Maintenance & Installation Protocols

Diagnostic Indicators: If you notice the wiper blade skipping, leaving large areas uncleaned, or if the arm feels loose at the base, it is likely the arm has lost its factory-calibrated spring tension or the mounting point has worn out.
Installation Advice: When replacing the arm, ensure the mounting nut is tightened securely. Avoid forcing the arm into position; it should align with the wiper motor spindle. Check the pivot point for smooth movement after installation.
Maintenance Tip: Periodically inspect the arm pivot and the spring area for debris or salt accumulation, which can cause seizing. A light application of anti-corrosion lubricant can extend the life of the pivot mechanism.