Tamiya TRF421X Steel Front Direct Cup Joints (2)

The Tamiya TRF421X Steel Front Direct Cup Joints are replacement drivetrain components for the TRF421X and an optional upgrade for the standard TRF421. Steel construction increases front drivetrain rigidity, while the reinforced design supports consistent power transfer and long-term drivetrain stability.

Features

• Steel construction increases drivetrain rigidity
• Reinforced design supports consistent power transfer
• Aluminum collars support secure installation
• Enhances long-term drivetrain stability

Includes

• (2) Steel Front Direct Cup Joints
• (2) Aluminum Collars
• Mounting Hardware