Performance Sportster – Front Brakes 2021-01-09 Projects Harley-Davidson Sportster XL1200N front hub had only one brake disc. However, the hub itself is symmetrical. So, I had to drill and tap mounting holes for second brake rotor. And now we have a twin brake disc setup. brakes sportster wheels Older Post Performance Sportster – Front wheel Newer Post Performance Sportster – Front fender