CAT 221-8231 66.27MM TRANSMISSION STEEL PLANET GEAR

The Caterpillar 221-8231 Transmission Steel Planet Gear is a genuine CAT drivetrain component engineered for use in planetary transmission assemblies. It is manufactured to Caterpillar specifications for durability and reliable power transfer.

Specifications

• Part Number: CAT 221-8231
• Manufacturer: Caterpillar
• Product Type: Transmission Planet Gear
• Material: Hardened Steel
• Application: Transmission systems

Key Features

• OEM Caterpillar quality
• Precision-machined gear profile
• Designed for heavy-duty operation
• Supports efficient power transmission

Typical Applications

• Transmission rebuilds
• Powertrain repairs
• Heavy equipment maintenance
• Construction equipment service

Cross References

• CAT 221-8231
• Caterpillar 2218231

Machine Compatibility

• Used in select Caterpillar transmission assemblies
• Verify fitment using machine serial number

Engine Platforms

• Transmission component
• Not engine specific

This genuine Caterpillar transmission planet gear is engineered to provide reliable torque transfer and long service life. OEM CAT drivetrain components help maintain transmission performance and reduce downtime.

Search Keywords

CAT 221-8231 transmission steel planet gear.

Caterpillar 2218231 OEM transmission gear component.