Stemco 449-4973 Pro-Torq Axle Spindle Nut 8 Point Socket 4-3/8" Motorcraft Built-in anti-compounding protection prevents simultaneous

Built-in anti-compounding protection prevents simultaneous application of service and spring brakes

Preventing arcing and voltage drop on spark-plug boots and HV connectors

98 in (25 mm) Bypass Valve (BPV) Yes Housing Compatibility Detroit 03-40538-009 Cross References

Red (NT2606RED1000) Cross References

5C4Z-9A543-B

Stemco 449-4973 Pro-Torq Axle Spindle Nut 8 Point Socket 4-3/8" Motorcraft Built-in anti-compounding protection prevents simultaneousStemco 449 4973 Pro Torq axle spindle nut for drive axle wheel ends one piece design with integrated keeper that delivers precise, controlled bearing adjustment. Fits 3 1 412 spindle threads on Meritor, Dana Spicer, and Eaton drive axles. Eight point external flange installed with a 4 3 8 in 8 point socket. Outer cup cone 580 572. Specifications Manufacturer Stemco Part Number 449 4973 Part Type Pro Torq Axle Spindle Nut (with keeper) Axle Position