Associated/Interchange Parts

Additional Information

SIDE GEAR RT40-145 RS21-145 4

SIDE GEAR RT40-145 RS21-145 4
HD Differential > Internal Gear Kit/Component > SIDE GEAR RT40-145, RS21-145 4

INTERCHANGES:
REPLACES Meritor: 2234-U-1269
REPLACES Meritor: 2234G1437
REPLACES PAI: 75510
REPLACES Euroricambi: 81170686
REPLACES PAI: ER75510
REPLACES S&S Truck Parts: S-9787
 

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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