The Eaton Fuller Companion Flange Assembly 1610, part number 5505604, is a genuine OEM driveline component designed for use with 1610 series driveline connections on Eaton Fuller-equipped heavy-duty trucks. The companion flange serves as the mating interface between the transmission output and the driveshaft, and the 1610 series designation indicates the driveline size this flange is engineered to match. This part is also referenced as HF5505604. Pro Gear and Transmission carries genuine Eaton Fuller components for fleet and independent shop buyers. Call us to confirm proper fit for your specific application.
Features
Genuine Eaton Fuller OEM companion flange assembly
1610 series driveline designation
Matches transmission output to driveshaft at the driveline coupling interface
Also cross-referenced as HF5505604
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