Transmission Planetary Sun Gear 636-8178

CAT
Part# 636-8178
note
Central gear transmitting torque in planetary transmission systems.
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Description

The Cat Transmission Planetary Sun Gear (636-8178) is a critical drivetrain component that transmits torque within planetary gear systems. It functions as the central gear around which planetary gears rotate, enabling power distribution and gear ratio changes in heavy machinery transmissions.

Key Specifications

  • Application: Articulated trucks, ejector trucks
  • Function: Torque transmission in planetary gear system
  • Compatibility: Cat 740, 745, GC series trucks
  • Construction: Heat-treated alloy steel
  • Features: Precision gear teeth, hardened surface, integrated shaft bore
  • Quality: OEM Cat part

Shipping Info

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More Information

Current Part# 636-8178
Manufacturer CAT
Warranty Standard Manufactures