Part No. 197-2729:
Gear for use in planetary gear sets of final drives.
Material: Steel
External Spline Number of Teeth: 84
Internal Gear Number of Teeth: 108
Internal Spline Number of Teeth: 108
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: 32.301 in (820.47mm)
Inside Diameter: 27.627 in (701.75mm)
Width: 8.425 in (214mm)
- Caterpillar 784C
- Caterpillar 785, 785B, 785C, 785D, 785G
- Caterpillar 789, 789B, 789C, 789D, 789G
Caterpillar part number 197-2729 supersedes part number 8W-3046
Additional information
| Make | Caterpillar |
|---|---|
| Model | 784, 785, 789 |









