Associated/Interchange Parts

Additional Information

COUNTERSHAFT GEAR ES66-7A

C/S GEAR ES66-7A
HD Manual Transmission > Gear > C/S GEAR ES66-7A

INTERCHANGES:
REPLACES Navistar: 1677685C1
REPLACES Mack: 2104-101818
REPLACES S&S Truck Parts: S-15319
 

We ship from several national distribution centers through UPS and LTL truck services.  Most orders will ship out on the same day as ordered (by 3pm Central Time - except weekends and holidays).

Orders are delivered in 5 business days or less, with most delivered in 1-2 business days (ground service time estimates are not guaranteed).  Time sensitive and guaranteed expedited shipping options, when available, are easily displayed in your shopping cart after you enter parts and destination zip code.

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