Spicer 127589 Differential Pinion Shaft Locknut — M36 x 1.5

Product Overview

Genuine Spicer 127589 differential pinion shaft locknut for supported Dana/Spicer heavy-duty axle carrier applications.

Technical Specifications

• Manufacturer: Dana Spicer
• Part number / SKU: 127589
• Product type: Differential pinion shaft locknut
• Thread: M36 x 1.5
• Country of origin: USA
• VMRS: 022-003-058

Application and Service Notes

Confirm the axle tag, carrier model, bill of material, pinion shaft thread, yoke or flange, and original locknut before ordering. Follow the exact Spicer axle service manual for pinion-bearing preload, nut replacement, tightening procedure, and torque. Do not infer interchangeability with 127588 or 128049 solely from appearance.

Please confirm part number 127589, M36 x 1.5 thread, carrier model, and axle bill of material before ordering.

Technical References and OEM Documentation

• Dana Aftermarket — Commercial Axle Hardware Catalog