153.91mm Outer Diameter Steel Sun Gear 159-7448

positive OEM
CAT
Part# 159-7448
note
Steel sun gear for torque transfer in planetary final drive systems.
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Description

The 153.91mm Outer Diameter Steel Sun Gear (159-7448) is a critical component in planetary gear sets, transmitting torque within final drive assemblies. It functions as a central gear that meshes with planetary gears to distribute power efficiently in heavy machinery drivetrains.

Key Specifications

  • Application: Heavy-duty trucks, quarry trucks, tractors, off-highway trucks
  • Function: Torque transmission in planetary gear sets
  • Compatibility: 777C, 777D, 777G, 777F, 777E, 776D, 776C, 777
  • Construction: Low alloy steel
  • Features: External spur gear (18 teeth), internal spline (49 teeth), 153.91mm outer diameter
  • Quality: OEM Cat part

Shipping Info

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More Information

Current Part# 159-7448
Type OEM
Manufacturer CAT
Warranty Standard Manufacturer Warranty