Operating under high torque in the differential and transmission systems of construction machinery, this gear component stands out with its metallic structure and precise tooth profile. Serving in the transmission systems of WA300-1 and WA320-1 series loaders, this part ensures balanced power transmission. During replacement, checking the tooth contact surfaces and backlash ratios with other differential spider gears directly affects the service life of the system. For a perfect fit and accurate part identification, the number 419-22-11420 must be compared with 4192211420.
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