Wheel differential case change – Spicer 40K User Manual

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INFORMATION BULLETIN ABIB-0704 – 40K Helical Thrust Washer and Wheel Differential Case Changes



Wheel Differential Case Change:

Change date: Aug 20

th

2007

*

*(change date and actual implementation of this change are not exact for each part as inventories are being depleted)


New wheel differential cases have been released that are designed to enhance the lube flow to the
“Wheel Differential Section”. Referred to as the Coreless design, the new differential cases are designed
with new lube passage openings that increase the flow of axle lubricant in and out of the wheel differential
nest.

Original P/N’s

Description

New P/N’s

Service Kits

129464

Flange Half

133737*

508653 & 508724

*

129465

Flange Half

133738

508654 & 508725

*

129466

Flange Half

133739

508655 & 508726

*

129467

Flange Half

133740*

508656 & 508727

*

127498

Plain Half

*

132437

508653 thru 508656

*Note: The plain half diff case P/N 128607 for “Diff-Lock” models did not change.


New Design Flange Half

Original Design Flange Half









New Design Plain Half

Original Design Plain Half
















The material contained in this bulletin is product improvement information. Dana Corporation

is not

committed to, or liable for, canvassing existing products.

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