Kobelco YN64D01022F1 Carrier Roller Assembly

The YN64D01022F1 carrier roller (top roller) is an undercarriage component designed for Kobelco and New Holland hydraulic excavators in the 20-25 metric ton operating weight class. It functions as an upper track roller to support the track chain and maintain proper track tension. Constructed with hardened steel shell and sealed lubricated bearings, the roller is factory-filled with lubricating oil for maintenance-free operation. The one-time oil injection design eliminates the need for periodic greasing. Direct OEM replacement for Kobelco part number YN64D01022F1 and compatible New Holland applications. Cross-references include Kobelco YN64D01064F1, YN64D01068F1, YN64D1120F1, 24100N6420F1, 24100N6291F1, LE64D01006F1, and aftermarket numbers SI903, VSI903V, C16201A0M00, 47649032.