The Dana Spicer 504388 is a PDU Conversion Kit designed for the D404 axle in on-highway applications built after June 2008. Also cataloged under part numbers 2719-504388 and 2719504388, this differential gear install kit is the factory-correct solution for converting the power divider unit on qualifying D404 axles. Cross-references include 504388DAN and DS504388. Sold by Pro Gear and Transmission as a genuine Spicer part. Call us to confirm proper fit for your axle serial number and build date before ordering.
Features
Dana Spicer part number 504388, also cross-referenced as 2719-504388 and 2719504388
PDU (Power Divider Unit) conversion kit for the D404 axle
Application: D404 on-highway axle, after June 2008 production date
Sold as a complete differential gear install kit (each)
Genuine Spicer component sold by Pro Gear and Transmission
Tech Specs
- Part Number: 504388
- Cross References: 2719-504388 or 2719504388, 504388DAN, DS504388
- Application: D404 on-highway axle, after June 2008
- Kit Type: PDU Conversion / Differential Gear Install Kit
- Sold As: Each
