Sun Gear Shaft for Tractor Transmission and Differential Systems SKU: QT0095352199

A failed or worn sun gear shaft brings your tractor to a complete stop, leaving you stranded in the field when gears won't engage or the differential locks up. This critical component sits at the heart of your transmission's planetary gear system, distributing power through the differential to your drive wheels.

Why This Part Matters

• Precisely machined to restore factory-spec power transfer through planetary gear systems
• Heat-treated construction handles high torque loads without twisting or premature wear
• Exact dimensional tolerances ensure proper meshing with ring and planetary gears
• Professional-grade materials resist the constant stress of agricultural operation

When your transmission starts making grinding noises, won't hold power under load, or you're experiencing complete drivetrain failure, this sun gear shaft replacement gets your tractor back to reliable field work. With over 55 years of experience helping farmers find the right drivetrain components, S&H Parts stands behind every transmission repair part we supply.