X1 Large Needle Roller Bearing - OEM Quality (Equivalent to: 91062-MR7-003). x1 Roller Bearings- OEM Quality (Equivalent to: 91051-HA2-013). Ball Bearings will either be made by Koyo, SKF or NTN. This is a kit consisting of Japanese spec Bearings and Seals made by the original OEM Honda Manufacturers such as Koyo and NTN.