Meritor KIT2638 Drive Axle Pinion Nut and Washer Hardware Kit

Product Overview

Genuine Meritor KIT2638 drive-axle pinion hardware kit containing the pinion-shaft nut and washer for supported carrier applications.

Verified Kit Contents

• 40X1233 pinion nut — quantity 1
• 1229W4521 washer — quantity 1

Application and Service Notes

Confirm the axle tag, carrier model, bill of material, pinion thread, yoke or flange, nut and washer dimensions, and original hardware. Follow the exact Meritor service manual for preload, nut replacement, retention, and torque.

Please confirm KIT2638, the axle/carrier identification, BOM, pinion thread, yoke or flange, and contents before ordering.

Parts Verification and Ordering Notice

Please confirm the part number, dimensions, specifications, contents, and application before ordering.

Technical References and OEM Documentation

• Meritor Parts Xpress — KIT2638 Product Record