SunCoast A1-BC2 ALLISON BILLET C2 HUB 2004-2019 Chevrolet/GMC 6.6L Duramax

Features:

• Machined from 300M billet steel.
• Added lubrication hole for the P-3 sun gear and pilot
• CNC machined and precision ground
• Heat treated for added strength and durability
• The shaft through hole is gun drilled to provide a polished interior finish, eliminating internal stress risers

-Will only work with modified P1 Sun Gear.

-P2 Planet NOT INCLUDED 

Fitment:

• 2004-2019 Chevrolet/GMC 6.6L Duramax