Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit
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Whirlpool Dishwasher Lower Spray Arm WPW10491331 – Replaces W10491331 | OEM Fit

$51.39
$61.67
Condition: New

Product variant with selected options does not exist!

Frequently Bought Together
Genuine OEM Replacement Part

Dishes Coming Out Dirty? Replace Your Broken Lower Spray Arm — WPW10491331

OEM Part# WPW10491331 Replaces W10491331 Whirlpool · Maytag · KitchenAid · Amana · Jenn-Air

A cracked, clogged, or seized lower spray arm is the #1 cause of dishes coming out with food residue still stuck on them — even after a full wash cycle. The WPW10491331 is the genuine OEM lower spray arm for Whirlpool-platform dishwashers, directly replacing the superseded W10491331. It restores full 360° water coverage to the lower rack so every load comes out clean on the first run.

⚠️ Symptoms of a Failed Lower Spray Arm

  • Dishes on the bottom rack still have food residue after a full cycle
  • Spray arm is cracked, broken, or won't spin freely
  • Spray holes are blocked and can't be cleared by cleaning
  • Dishwasher runs but water pressure sounds weak or uneven
  • Standing water pooling under the lower rack after the cycle

✓ Part Details

  • OEM Part Number: WPW10491331
  • Supersedes / Cross-Reference: W10491331
  • Part Type: Lower Spray Arm
  • Compatible Brands: Whirlpool, Maytag, KitchenAid, Amana, Jenn-Air, Ikea (Whirlpool-platform)
  • Condition: New OEM or Used (select variant above)
  • OEM Manufacturer: Whirlpool Corporation
💡 Pro Tip — Check the Spray Arm Mount & Filter While You're In There:
If the spray arm failed due to debris impact, the lower spray arm mounting collar (WPW10498900) may also be cracked or stripped. Replacing both at the same time eliminates a second service call. Also inspect and clean the dishwasher filter assembly — a clogged filter reduces water pressure to the spray arm and will cause the same dirty-dish symptoms even with a brand new arm installed.

⚙️ Installation Notes

  • Skill Level: Beginner — no tools required for most models
  • Disconnect power to the dishwasher before servicing
  • Remove the lower dish rack fully to access the spray arm
  • Twist the spray arm counterclockwise to unlock from the mounting collar, then lift off
  • Snap the new WPW10491331 onto the collar and rotate clockwise until it locks — confirm it spins freely before reassembling
  • Do not overtighten the mounting collar nut if your model uses one — hand-tight is sufficient
  • Run a short rinse cycle and verify even water distribution before loading dishes

✓ Compatible Models

WDT720PADE3, WDT720PADE2, WDT720PADE1, WDT720PADE0, WDT720PADB3, WDT720PADB2, WDT720PADB1, WDT720PADB0, WDT710PAYW6, WDT710PAYW5, WDT710PAYW4, WDT710PAYW3, WDT710PAYM6, WDT710PAYM5, WDT710PAYM4, WDT710PAYM3, WDT710PAYH6, WDT710PAYH5, WDT710PAYH4, WDT710PAYH3, WDT710PAYE6, WDT710PAYE5, WDT710PAYE4, WDT710PAYE3, WDT710PAYB6, WDT710PAYB5, WDT710PAYB4, WDT710PAYB3, WDT710PAHZ1, WDT710PAHZ0, WDT710PAHW1, WDT710PAHW0, WDT710PAHB1, WDT710PAHB0, WDT705PAKZ0, WDT705PAKW0, WDT705PAKB0, WDP370PAHW1, WDP370PAHB1, WDL785SAAM1, WDL785SAAM0, WDF780SLYW3, WDF780SLYW2, WDF780SLYW1, WDF780SLYM3, WDF780SLYM2, WDF780SLYM1, WDF780SLYB3, WDF780SLYB2, WDF780SLYB1, WDF775SAYW3, WDF775SAYW2, WDF775SAYW1, WDF775SAYM3, WDF775SAYM2, WDF775SAYM1, WDF775SAYB3, WDF775SAYB2, WDF775SAYB1, WDF750SAYW3, WDF750SAYW2, WDF750SAYW1, WDF750SAYT3, WDF750SAYM3, WDF750SAYM2, WDF750SAYM1, WDF750SAYB3, WDF750SAYB2, WDF750SAYB1, WDF735PABW0, WDF735PABM0, WDF735PABB0, WDF730PAYW7, WDF730PAYW6, WDF730PAYW5, WDF730PAYW4, WDF730PAYW3, WDF730PAYT7, WDF730PAYT6, WDF730PAYT5, WDF730PAYT4, WDF730PAYT3, WDF730PAYM7, WDF730PAYM6, WDF730PAYM5, WDF730PAYM4, WDF730PAYM3, WDF730PAYB7, WDF730PAYB6, WDF730PAYB5, WDF730PAYB4, WDF730PAYB3, WDF590SAJW0, WDF590SAJM0, WDF590SAJB0, WDF560SAFW2, WDF560SAFW1, WDF560SAFW0, WDF560SAFT2, WDF560SAFT1, WDF560SAFM2, WDF560SAFM1, WDF560SAFM0, WDF560SAFB2, WDF560SAFB1, WDF560SAFB0, WDF545PAFM0, WDF540PADW3, WDF540PADW2, WDF540PADW1, WDF540PADW0, WDF540PADT3, WDF540PADT2, WDF540PADT1, WDF540PADT0, WDF540PADM3, WDF540PADM2, WDF540PADM1, WDF540PADM0, WDF540PADB3, WDF540PADB2, WDF540PADB1, WDF540PADB0, WDF530PSYW7, WDF530PSYW6, WDF530PSYW5, WDF530PSYW4, WDF530PSYW3, WDF530PSYM7, WDF530PSYM6, WDF530PSYM5, WDF530PSYM4, WDF530PSYM3, WDF530PSYB7, WDF530PSYB6, WDF530PSYB5, WDF530PSYB4, WDF530PSYB3, WDF530PLYW7, WDF530PLYW6, WDF530PLYW5, WDF530PLYW4, WDF530PLYW3, WDF530PLYM7, WDF530PLYM6, WDF530PLYM5, WDF530PLYM4, WDF530PLYM3, WDF530PLYB7, WDF530PLYB6, WDF530PLYB5, WDF530PLYB4, WDF530PLYB3, WDF530PAYW7, WDF530PAYW6, WDF530PAYW5, WDF530PAYW4, WDF530PAYW3, WDF530PAYT7, WDF530PAYT6, WDF530PAYT5, WDF530PAYT4, WDF530PAYT3, WDF530PAYM7, WDF530PAYM6, WDF530PAYM5, WDF530PAYM4, WDF530PAYM3, WDF530PAYB7, WDF530PAYB6, WDF530PAYB5, WDF530PAYB4, WDF530PAYB3, WDF520PADW9, WDF520PADW8, WDF520PADW6, WDF520PADW2, WDF520PADM9, WDF520PADM8, WDF520PADM6, WDF520PADM2, WDF520PADB8, WDF520PADB6, WDF520PADB2, WDF331PAMW0, WDF331PAMS0, WDF331PAMB0, WDF331PAHW1, WDF331PAHS1, WDF331PAHB1, WDF330PAHW4, WDF330PAHW3, WDF330PAHT4, WDF330PAHT3, WDF330PAHS5, WDF330PAHB4, WDF330PAHB3, WDF130PAHW2, WDF130PAHS2, WDF130PAHB2, IUD8555DX4, IUD8555DX3, IUD8555DX2, IUD8555DX1, IUD8555DX0, IUD8500BX1, IUD8500BX0, IUD8010DS3, IUD8010DS2, IUD8010DS1, IUD8010DS0, IUD7555DS3, IUD7555DS2, IUD7555DS1, IUD7555DS0, IUD7500BS2, IUD7500BS1, IUD7500BS0, IUD7070DS3, IUD7070DS2, IUD7070DS1, IUD7070DS0, IDT930SAGX0, IDT870SAGX0, IDT830SAGS0, IDF330PAGW0, ADB1700ADW4, ADB1700ADW3, ADB1700ADW2, ADB1700ADW1, ADB1700ADS4, ADB1700ADS3, ADB1700ADS2, ADB1700ADS1, ADB1700ADB4, ADB1700ADB3, ADB1700ADB2, ADB1700ADB1, ADB1500ADW4, ADB1500ADW3, ADB1500ADW2, ADB1500ADW1, ADB1500ADS4, ADB1500ADS3, ADB1500ADS2, ADB1500ADS1, ADB1500ADB4, ADB1500ADB3, ADB1500ADB2, ADB1500ADB1, ADB1400AGW3, ADB1400AGS3, ADB1400AGS2, ADB1400AGB3, 7WDT950SAYM3, 7WDT950SAYM2, 7WDT950SAYM1, 7WDT790SAYM3, 7WDT790SAYM2, 7WDT770PAYW4, 7WDT770PAYW3, 7WDT770PAYM4, 7WDT770PAYM3, 7WDF530PAYM7, 7WDF530PAYM6, 7WDF530PAYM5, 7WDF530PAYM4, 7WDF530PAYM3

✅Compatibility & Cross Reference

Part number WPW10491331 replaces W10491331


7WDF530PAYM3, 7WDF530PAYM4, 7WDF530PAYM5, 7WDF530PAYM6, 7WDF530PAYM7, 7WDT770PAYM3, 7WDT770PAYM4, 7WDT770PAYW3, 7WDT770PAYW4, 7WDT790SAYM2, 7WDT790SAYM3, 7WDT950SAYM1, 7WDT950SAYM2, 7WDT950SAYM3, ADB1400AGB3, ADB1400AGS2, ADB1400AGS3, ADB1400AGW3, ADB1500ADB1, ADB1500ADB2, ADB1500ADB3, ADB1500ADB4, ADB1500ADS1, ADB1500ADS2, ADB1500ADS3, ADB1500ADS4, ADB1500ADW1, ADB1500ADW2, ADB1500ADW3, ADB1500ADW4, ADB1700ADB1, ADB1700ADB2, ADB1700ADB3, ADB1700ADB4, ADB1700ADS1, ADB1700ADS2, ADB1700ADS3, ADB1700ADS4, ADB1700ADW1, ADB1700ADW2, ADB1700ADW3, ADB1700ADW4, IDF330PAGW0, IDT830SAGS0, IDT870SAGX0, IDT930SAGX0, IUD7070DS0, IUD7070DS1, IUD7070DS2, IUD7070DS3, IUD7500BS0, IUD7500BS1, IUD7500BS2, IUD7555DS0, IUD7555DS1, IUD7555DS2, IUD7555DS3, IUD8010DS0, IUD8010DS1, IUD8010DS2, IUD8010DS3, IUD8500BX0, IUD8500BX1, IUD8555DX0, IUD8555DX1, IUD8555DX2, IUD8555DX3, IUD8555DX4, WDF130PAHB2, WDF130PAHS2, WDF130PAHW2, WDF330PAHB3, WDF330PAHB4, WDF330PAHS5, WDF330PAHT3, WDF330PAHT4, WDF330PAHW3, WDF330PAHW4, WDF331PAHB1, WDF331PAHS1, WDF331PAHW1, WDF331PAMB0, WDF331PAMS0, WDF331PAMW0, WDF520PADB2, WDF520PADB6, WDF520PADB8, WDF520PADM2, WDF520PADM6, WDF520PADM8, WDF520PADM9, WDF520PADW2, WDF520PADW6, WDF520PADW8, WDF520PADW9, WDF530PAYB3, WDF530PAYB4, WDF530PAYB5, WDF530PAYB6, WDF530PAYB7, WDF530PAYM3, WDF530PAYM4, WDF530PAYM5, WDF530PAYM6, WDF530PAYM7, WDF530PAYT3, WDF530PAYT4, WDF530PAYT5, WDF530PAYT6, WDF530PAYT7, WDF530PAYW3, WDF530PAYW4, WDF530PAYW5, WDF530PAYW6, WDF530PAYW7, WDF530PLYB3, WDF530PLYB4, WDF530PLYB5, WDF530PLYB6, WDF530PLYB7, WDF530PLYM3, WDF530PLYM4, WDF530PLYM5, WDF530PLYM6, WDF530PLYM7, WDF530PLYW3, WDF530PLYW4, WDF530PLYW5, WDF530PLYW6, WDF530PLYW7, WDF530PSYB3, WDF530PSYB4, WDF530PSYB5, WDF530PSYB6, WDF530PSYB7, WDF530PSYM3, WDF530PSYM4, WDF530PSYM5, WDF530PSYM6, WDF530PSYM7, WDF530PSYW3, WDF530PSYW4, WDF530PSYW5, WDF530PSYW6, WDF530PSYW7, WDF540PADB0, WDF540PADB1, WDF540PADB2, WDF540PADB3, WDF540PADM0, WDF540PADM1, WDF540PADM2, WDF540PADM3, WDF540PADT0, WDF540PADT1, WDF540PADT2, WDF540PADT3, WDF540PADW0, WDF540PADW1, WDF540PADW2, WDF540PADW3, WDF545PAFM0, WDF560SAFB0, WDF560SAFB1, WDF560SAFB2, WDF560SAFM0, WDF560SAFM1, WDF560SAFM2, WDF560SAFT1, WDF560SAFT2, WDF560SAFW0, WDF560SAFW1, WDF560SAFW2, WDF590SAJB0, WDF590SAJM0, WDF590SAJW0, WDF730PAYB3, WDF730PAYB4, WDF730PAYB5, WDF730PAYB6, WDF730PAYB7, WDF730PAYM3, WDF730PAYM4, WDF730PAYM5, WDF730PAYM6, WDF730PAYM7, WDF730PAYT3, WDF730PAYT4, WDF730PAYT5, WDF730PAYT6, WDF730PAYT7, WDF730PAYW3, WDF730PAYW4, WDF730PAYW5, WDF730PAYW6, WDF730PAYW7, WDF735PABB0, WDF735PABM0, WDF735PABW0, WDF750SAYB1, WDF750SAYB2, WDF750SAYB3, WDF750SAYM1, WDF750SAYM2, WDF750SAYM3, WDF750SAYT3, WDF750SAYW1, WDF750SAYW2, WDF750SAYW3, WDF775SAYB1, WDF775SAYB2, WDF775SAYB3, WDF775SAYM1, WDF775SAYM2, WDF775SAYM3, WDF775SAYW1, WDF775SAYW2, WDF775SAYW3, WDF780SLYB1, WDF780SLYB2, WDF780SLYB3, WDF780SLYM1, WDF780SLYM2, WDF780SLYM3, WDF780SLYW1, WDF780SLYW2, WDF780SLYW3, WDL785SAAM0, WDL785SAAM1, WDP370PAHB1, WDP370PAHW1, WDT705PAKB0, WDT705PAKW0, WDT705PAKZ0, WDT710PAHB0, WDT710PAHB1, WDT710PAHW0, WDT710PAHW1, WDT710PAHZ0, WDT710PAHZ1, WDT710PAYB3, WDT710PAYB4, WDT710PAYB5, WDT710PAYB6, WDT710PAYE3, WDT710PAYE4, WDT710PAYE5, WDT710PAYE6, WDT710PAYH3, WDT710PAYH4, WDT710PAYH5, WDT710PAYH6, WDT710PAYM3, WDT710PAYM4, WDT710PAYM5, WDT710PAYM6, WDT710PAYW3, WDT710PAYW4, WDT710PAYW5, WDT710PAYW6, WDT720PADB0, WDT720PADB1, WDT720PADB2, WDT720PADB3, WDT720PADE0, WDT720PADE1, WDT720PADE2, WDT720PADE3.

Not sure about your model number? Call 1-877-899-7278 and we’ll help you confirm. All brand names are the property of their respective owners and are used for compatibility reference only.

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