Additional Information

RING AND PINION GEAR - RD20-145 RP20-145 RT40-145 (RD/RDL/RP/RPL) - FORWARD 3.90 (REP 3.91)

GEAR SET - RD20-145 RP20-145 RT40-145 (RD/RDL/RP/RPL) - FRONT 3.90 (REP 3.91)

INTERCHANGES:
REPLACES PAI: 79490
REPLACES Euroricambi: 81170599
REPLACES PAI: 940152
REPLACES PAI: 940152E
REPLACES Meritor: B-41678-1
REPLACES Meritor: B41516-1
REPLACES Rockwell International: B41678-1G
REPLACES Meritor: B416781
REPLACES Meritor: B416781-15
REPLACES OE Aftermarket: B416781-MTOR
REPLACES Meritor: B42180-1F-390
REPLACES Meritor: B42180-1F390
REPLACES PAI: ER79490
REPLACES Meritor: M10B416781
REPLACES S&S Truck Parts: S-A949  

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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