2008 + Dyna's utilize 25mm bearings front and rear.  If you have ABS brakes 1 ABS bearing per wheel.  For 2016+ FXDLS with ABS and a larger front wheel an ABS compensating bearing is required in the front wheel.

2008 + Softails's utilize 25mm bearings front and rear except the Cross Bones.  The Cross Bones is 3/4" front and 25mm rear bearings.  For 2015+ softails with ABS brakes and a larger than stock front wheel the ABS compensating bearing is required.

2008+ touring models utilize 25mm bearings front and rear.  If you have ABS brakes 1 ABS bearing per wheel is required.  2014+ touring models with bigger than stock front wheels require an ABS compensating bearing for the size wheel you are running (21+)as opposed to a standard ABS bearing.  The rear wheel uses a standard ABS bearing.

Harley Davidson motorcycles with ABS brakes (2008 -current) require one ABS bearing per wheel and one non ABS bearing per wheel