The Dana Spicer 170JS44005-270MR or 170JS44005270MR is a genuine Dana DDL jack shaft, a driveline component used in heavy-duty drive shaft assemblies. Jack shafts serve as an intermediate rotating shaft in the driveline, transmitting torque between drivetrain components where a direct connection is not practical. This part is also referenced under part number SI170JS4405270MR. Call us to confirm proper fit for your specific vehicle and driveline configuration.
Features
Genuine Dana DDL jack shaft for heavy-duty driveline applications
Part numbers: 170JS44005-270MR or 170JS44005270MR
Also referenced as vendor part number SI170JS4405270MR
Classified under driveline and axles, drive shaft category
Sold by Pro Gear and Transmission
