PART NO. 1R-0777 (1R0777) | OEM CROSS: BALDWIN PT91 • FLEETGUARD HF35451. CAT 1R0777 Advanced Efficiency Hydraulic / Transmission Oil Filter. Part Number 1R-0777 (1R0777). CAT® CATERPILLAR® GENUINE PARTS.

PART NO. 1R-0777 (1R0777) | OEM CROSS: BALDWIN PT91 • FLEETGUARD HF35451. CAT 1R0777 Advanced Efficiency Hydraulic / Transmission Oil Filter. Part Number 1R-0777 (1R0777). CAT® CATERPILLAR® GENUINE PARTS.