139-7638: 190.36mm Transmission Steel Planet Gear

The Caterpillar 139-7638: 190.36mm Transmission Steel Planet Gear is a high speed planet gear used in the final drive system of Caterpillar Haul Trucks 797,797B, 797F

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Part No. 139-7638:

Gear for use in planetary gear sets of final drives.

Material: Steel
Spur Gear Number of Teeth: 25

At Mining Parts Depot, our aftermarket Caterpillar gears are engineered for maximum system performance and long-term reliability. Each gear is precisely manufactured to meet exact specifications, ensuring seamless compatibility with both our aftermarket components and Caterpillar OEM parts. Crafted from premium-grade steel and treated with advanced heat-hardening processes, our gears deliver exceptional durability, withstand the toughest mining conditions, and help you achieve peak efficiency in every operation.

Material Description: Premium-Grade Steel
Outside Diameter: 12.248 in (311.12 mm)
Inside Diameter: 7.494 in (190.36 mm)
Width: 4.527 in (115 mm)

  • Caterpillar 797
  • Caterpillar 797B
  • Caterpillar 797F

There are no alternative or superseded part number associated with Caterpillar part number 139-7638

Additional information
Make

Caterpillar

Model

797