GZR 4 bearing internal seal. This is the internal seal that goes between inter and out bearings on our new Version 2 billet crankcases These will not work on the version 1 crankcase unless machine work is done.

PLEASE NOTE WHEN INSTALLING SEAL THAT THE FACE OF THE SEAL WHICH HAS THE PART # AND NAME ON IT GO TOWARDS THE CRANKSHAFT.

ALSO IF YOU HAVE A VERSION 2 CRANKCASE AND WANT TO MAKE IT 4 BEARING ALL YOU DO IS INSTALL THIS SEAL ON BOTH ENDS AND THE OUTER BEARINGS AND YOUR READY TO GO.