Spicer 128049 R461 Differential Pinion Shaft Locknut — M42 x 1.5

Product Overview

Genuine Spicer 128049 differential pinion shaft locknut for supported Dana/Spicer R461-series axle carrier applications.

Technical Specifications

• Manufacturer: Dana Spicer
• Part number / SKU: 128049
• Product type: Differential pinion shaft locknut
• Primary thread: M42 x 1.5
• Wrench flats: 55 mm
• Series: R461
• Country of origin: USA

Application and Service Notes

Confirm the axle tag, carrier model, bill of material, pinion shaft thread, yoke or flange, and original locknut before ordering. Some catalog displays show more than one thread reference, so the physical shaft and exact carrier bill of material must control. Follow the applicable Spicer axle service manual for preload, nut replacement, tightening procedure, and torque.

Please confirm part number 128049, M42 x 1.5 thread, R461 application, and axle bill of material before ordering.

Technical References and OEM Documentation

• Dana Aftermarket — Spicer 128049 Official Product Record