This D clutch hub is designed to address common wear and failure issues found in factory aluminum hubs used in ZF 8-speed automatic transmissions. The upgraded design replaces the weak cast construction with a durable steel hub, helping prevent spline wear and extending clutch life.

Sonnax 35570-70K D Clutch Hub Features:

• Fits ZF8HP55, ZF8HP70, and ZF8HP75 transmissions
• Steel hub construction resists spline wear
• Riveted two-piece assembly for added strength
• Helps prevent clutch failure and uneven wear
• Includes pre-installed bushing for installation
• Designed to improve durability and service life
• Ready for installation
• Use drum protector tools during snap ring removal to prevent damage