Sun Gear for Planetary Differential and Final Drive Assembly SKU: QT2092371107

When your final drive starts making that telltale whining noise or you feel excessive play in the drivetrain, a worn sun gear is often the culprit. This precision-machined sun gear is the central component in planetary gear systems, transferring power from the input to the planetary carriers while handling tremendous torque loads during heavy field operations.

Key Benefits

• Precision-engineered teeth ensure proper mesh and smooth power transfer
• Heat-treated construction withstands the stress of heavy implement work
• Exact specifications maintain proper gear ratios and system integrity
• Quality materials resist wear under continuous high-torque operation

Whether you're rebuilding a final drive that's been making noise or replacing components before complete failure occurs, this sun gear provides the foundation for reliable power transmission. S&H Parts has been helping equipment owners find the right drivetrain components since 1969—call if you need help confirming fitment for your specific application.