OEM HITACHI EX100 120-5 TRAVEL DEVICE FINAL DRIVE GEAR SUN 1 (OEM HI 3043237) | Tonkee®

Material: The sun gear is typically constructed from high-quality alloy steel to provide durability and resistance to wear and tear.

This material choice ensures a long service life, even in demanding operating conditions.

Size: The sun gear's size is crucial, as it must fit precisely within the final drive assembly. Exact measurements and tolerances are maintained to guarantee proper alignment and engagement with other gears in the system.

Tooth Profile: The tooth profile of the sun gear is designed for efficient power transmission and reduced friction. This design minimizes energy loss and heat generation, contributing to the overall efficiency of the excavator.

Heat Treatment: The gear undergoes heat treatment processes to enhance its hardness and strength. Heat treatment ensures that the sun gear can withstand the high torque and forces generated during excavation.

Compatibility: The OEM HI 3043237 sun gear is specifically designed for use with the Hitachi EX100-5 and EX120-5 excavators.

Aftermarket suppliers like Tonkee® ensure compatibility by offering replacement sun gears manufactured to OEM specifications.

Maintenance: Regular inspection and maintenance of the travel device final drive gear sun are essential to prevent premature wear and ensure the excavator's reliable operation. Lubrication and proper torque settings are critical aspects of maintenance.

Replacement: In the event of damage or wear, it's essential to replace the sun gear promptly to avoid further damage to the final drive system. Aftermarket options like Tonkee® provide cost-effective and high-quality replacement parts.

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