4.56 Ratio 121890-Replaces OE Part #: EAR121890, 90970, SP121890, ETN121890

Description

Please verify fit with the OEM Part number interchanges list below

Brand:World American

121890
R&P RS461 4.56 REAR
UPC:00698231483909
Application:581
Application:RS/RC/RD461
Application:521
Axle Position:Rear
Gear Ratio:4.56
Gear Style:Spiral
Pinion Gear Tooth Quantity:9
Pinion Shaft Diameter:2.1 Inch
Pinion Spline Count:41
Position:Rear-Rear
Ratio:4.56
Ring Gear Outside Diameter:18 Inch
Ring Gear Tooth Quantity:41

Replaces:

• Eaton

  EAR121890
• Genuine Newstar

  EAR-121890, S-D806, SD806
• PAI

  90970, EE90970
• Spicer

  ETN121890
• Volvo Truck

  SP121890