The Eaton Sun Gear, part number MJAGS100, is a differential sun gear designed for heavy-duty truck axle applications. This part is also cataloged under the Spicer line and carries cross-reference numbers including 597171C1, S-7120 or S7120, E0HZ 4055-B or E0HZ4055B, 77170002, and HMJAGS100, making it a widely interchangeable unit across multiple OEM and aftermarket sources. The full cross-reference string also includes 2719-MJAGS100 or 2719MJAGS100, ETNMJAGS100, and SPMJAGS100. Sold individually. Call us to confirm proper fit for your differential application before ordering.
Features
Differential sun gear application
Eaton part number MJAGS100, also listed as EHMJAGS100
Cross-references: 597171C1, S-7120, E0HZ4055B, 77170002, HMJAGS100
Additional cross-references: 2719-MJAGS100, ETNMJAGS100, SPMJAGS100
Sold as individual unit (each)
Compatible with Spicer differential parts lines
