Wilwood Starlite 55-XD Rear Wide 5 Hub - 5-Bolt Drive - Dynamic Adapter Mount - Black Main Cap Bearing GM 2017-19

GM 2017-19

Fits SAE 3/8-16 threads

Catalina Ventura

343"_x009d_ 12-bolt flange

Alternator Rebuild Kit

Wilwood Starlite 55-XD Rear Wide 5 Hub - 5-Bolt Drive - Dynamic Adapter Mount - Black Main Cap Bearing GM 2017-19Starlite 55 XD hubs elevate performance and versatility for racing applications that require uncompromised strength without excessive additional weight. At just over 7 pounds, the 55 XD achieves it superior strength and modest weight through a highly efficient redesign of racing's most popular wide 5 hub, the Starlight 55. The 55 XD employs a bolt on rotor mount plate that adds overall strength by eliminating the brake torque loading from the main hub