Check the fit

Will this part fit your appliance?

Where is my model number?

The label is inside the door frame or on the back of the appliance. Photos are read on your phone and never uploaded.

How we verify

Against the maker’s own list of 225 models for this part number.
  • Whirlpool_New_4a41ed9a-32ef-448d-a72f-daf0972ae968 - FIXIT PARTS
1 1

Genuine OEM·Whirlpool

4171221Replaces 2 older numbers

Whirlpool 4171221 Dishwasher Rinse Aid Cap - Genuine OEM

Whirlpool 4171221 Dishwasher Rinse Aid Cap - Genuine OEM

$14.91 USD
$14.91 USD
Sale Sold out
Shipping calculated at checkout.
Out of stock See the replacement number
  • Fit checked against the maker’s own model list
  • Genuine OEM part, one-year warranty
  • 365-day returns, unused and in the original box
  • Ships from a U.S. warehouse, tracked
Also known by these numbers

If your old part carries any of these, this is the one you want.

  • 241163
  • 4172107

Whirlpool 4171221 is a rinse aid cap for dishwasher appliances. New, genuine Whirlpool OEM — ordered from the brand's own distributor, not an aftermarket copy.

Read the number off your old part

Look for the number stamped or printed on the part itself. If it says 4171221, or any of the 2 older numbers listed under Compatible parts below, this is the replacement. Every one of them is discontinued and every one leads here.

Does it fit yours?

Enter your model number in the box above for a straight answer, or read the full list under Compatible models below. Send us the number and we will confirm it before you order.

Buying from us

  • One year warranty, backed by FIXIT PARTS — if it fails in the first year we replace it.
  • 30 day returns — unused and uninstalled, in the original box.
  • Ships the same business day on orders placed before 12:00 PM Pacific.

Part numbers on this page

Manufacturer numbers: 241163, 4172107.

Models this part fits

225 models

Fits: 4KPDI620T0, 4KPDI620T1, 4KPDI620T2, 4KPDI620T3, 4KUDA220T0, 4KUDA220T1, 4KUDA220T2, 4KUDA220T3, 4KUDA220T5, 4KUDA220TW0, 4KUDA220TW1, 4KUDA220TW2, 4KUDA220TW3, 4KUDA22ST0, 4KUDA22ST1, 4KUDA22ST2, 4KUDC220T0, 4KUDC220T1, 4KUDC220T2, 4KUDC220T3, 4KUDC220T5, 4KUDI220T0, 4KUDI220T1, 4KUDI220T2, 4KUDI220T3, 4KUDI220WW0, 4KUDP220T0, 4KUDP220T1, 4KUDP220T2, 4KUDP220T3, 4KUDS220T0, 4KUDS220T1, 4KUDS220T2, 665KUDI23BWH0, 665KUDI23HB0, KDB21, KDI21A, KDI21AD, KPDC601S3, KPDC610S0, KPDI620T0, KPDI620T1, KPDI620T2, KPDI620T3, KPDI620T4, KPDI620T5, KPDI620T6, KPDJ630Y0, KUD121SS1, KUDA220T0, KUDA220T1, KUDA220TWH0, KUDA220TWH1, KUDA220TWH2, KUDA220TWH3, KUDA220TWH4, KUDA220TWH5, KUDA220TWH6, KUDA22ST0, KUDA22ST1, KUDA22ST2, KUDA22ST3, KUDA22ST4, KUDA22ST5, KUDA22SWWH0, KUDA22SWWH1, KUDA22SWWH2, KUDA230YAL2, KUDA230YWH0, KUDA230YWH1, KUDA230YWH2, KUDA23HB0, KUDA23HBWH0, KUDA23HYAL0, KUDA23HYWH0, KUDA23HYWH1, KUDA23SBWH0, KUDA23SY0, KUDA23SY1, KUDA23SY2, KUDA23SYWH0, KUDA23SYWH1, KUDA23SYWH2, KUDA23ZY0, KUDA23ZY1, KUDA23ZYWH0, KUDB210S1, KUDB210S2, KUDB21S0, KUDB230B0, KUDB23HB0, KUDC210S1, KUDC210S2, KUDC210S3, KUDC21CS1, KUDC21DS0, KUDC220T0, KUDC220T1, KUDC220T2, KUDC220T3, KUDC220T4, KUDC220T5, KUDC220T6, KUDC230B0, KUDC230BWH0, KUDD210T0, KUDD210T1, KUDD230B0, KUDD230BWH0, KUDD230Y0, KUDD230Y1, KUDD230Y2, KUDD230YWH0, KUDD230YWH1, KUDD23HY0, KUDD23HY1, KUDD23HY2, KUDF230B0, KUDF230BWH0, KUDG23HB0, KUDG23HBWH0, KUDH230B0, KUDH230BWH0, KUDH230Y0, KUDH230Y1, KUDH230Y2, KUDH230YH0, KUDH23HY0, KUDH23HY1, KUDH23HY2, KUDI210S0, KUDI220T0, KUDI220T1, KUDI220T2, KUDI220T3, KUDI220T4, KUDI220T5, KUDI220T6, KUDI220WWH0, KUDI220WWH1, KUDI220WWH2, KUDI220WWH3, KUDI220WWH4, KUDI22GT0, KUDI22GT1, KUDI22GT2, KUDI22GT3, KUDI22HT0, KUDI22HT1, KUDI22HWWH0, KUDI22HWWH1, KUDI22XX0, KUDI22XX1, KUDI22XX2, KUDI23BWH0, KUDI23HB0, KUDI23HBW0, KUDI23HBWH0, KUDJ230Y0, KUDJ230Y1, KUDJ230Y2, KUDJ230Y3, KUDJ230YAL0, KUDJ230YAL1, KUDJ230YAL2, KUDJ230YWH0, KUDJ230YWH1, KUDJ230YWH2, KUDJ230YWH3, KUDJ23HY0, KUDJ23HY1, KUDJ23HY2, KUDJ23HY3, KUDJ23HYWH0, KUDJ23HYWH1, KUDJ23HYWH2, KUDJ23HYWH3, KUDM220T1, KUDM220T2, KUDM220T3, KUDM220T4, KUDM220T5, KUDM220T6, KUDM22HT0, KUDM22HT1, KUDP220T0, KUDP220T1, KUDP220T2, KUDP220T3, KUDP220T4, KUDP220T5, KUDP220T6, KUDP22GT0, KUDP22GT1, KUDP22GT2, KUDP22GT3, KUDP22ST0, KUDP22ST2, KUDP22ST3, KUDP22ST4, KUDP230Y0, KUDP230Y1, KUDP230Y2, KUDS220ST0, KUDS220T0, KUDS220T1, KUDS220T2, KUDS220T3, KUDS220T4, KUDS220T5, KUDS22CT0, KUDS22HT0, KUDS22HT1, KUDS22ST0, KUDS22ST1, KUDS230Y0, KUDS230Y1, KUDS230Y2, KUDS23HY0, KUDS23HY1, KUDS23HY2, KUDT23HY3, KUDX23HB0, OR30SLDGX170874A, OR30SNDGX170873A.

Also fits these brands

  • Whirlpool
  • Fisher & Paykel
  • Kenmore
  • KitchenAid
View full details

Model cross reference

This part 4171221 works with all 225 models listed, all of them dishwashers.

Need help finding your model number?
Model number ManufacturerAppliance type
4KPDI620T0 WhirlpoolDishwasher
4KPDI620T1 WhirlpoolDishwasher
4KPDI620T2 KitchenAidDishwasher
4KPDI620T3 KitchenAidDishwasher
4KUDA220T0 WhirlpoolDishwasher
4KUDA220T1 WhirlpoolDishwasher
4KUDA220T2 KitchenAidDishwasher
4KUDA220T3 KitchenAidDishwasher
4KUDA220T5 WhirlpoolDishwasher
4KUDA220TW0 KitchenAidDishwasher
4KUDA220TW1 WhirlpoolDishwasher
4KUDA220TW2 WhirlpoolDishwasher
4KUDA220TW3 KitchenAidDishwasher
4KUDA22ST0 WhirlpoolDishwasher
4KUDA22ST1 KitchenAidDishwasher
4KUDA22ST2 WhirlpoolDishwasher
4KUDC220T0 WhirlpoolDishwasher
4KUDC220T1 WhirlpoolDishwasher
4KUDC220T2 WhirlpoolDishwasher
4KUDC220T3 WhirlpoolDishwasher
4KUDC220T5 KitchenAidDishwasher
4KUDI220T0 KitchenAidDishwasher
4KUDI220T1 WhirlpoolDishwasher
4KUDI220T2 KitchenAidDishwasher
4KUDI220T3 WhirlpoolDishwasher
4KUDI220WW0 KitchenAidDishwasher
4KUDP220T0 KitchenAidDishwasher
4KUDP220T1 KitchenAidDishwasher
4KUDP220T2 WhirlpoolDishwasher
4KUDP220T3 WhirlpoolDishwasher
4KUDS220T0 WhirlpoolDishwasher
4KUDS220T1 WhirlpoolDishwasher
4KUDS220T2 WhirlpoolDishwasher
665KUDI23BWH0 KenmoreDishwasher
665KUDI23HB0 KenmoreDishwasher
KDB21 WhirlpoolDishwasher
KDI21A KitchenAidDishwasher
KDI21AD KitchenAidDishwasher
KPDC601S3 WhirlpoolDishwasher
KPDC610S0 WhirlpoolDishwasher
KPDI620T0 KitchenAidDishwasher
KPDI620T1 KitchenAidDishwasher
KPDI620T2 WhirlpoolDishwasher
KPDI620T3 WhirlpoolDishwasher
KPDI620T4 KitchenAidDishwasher
KPDI620T5 KitchenAidDishwasher
KPDI620T6 WhirlpoolDishwasher
KPDJ630Y0 KitchenAidDishwasher
KUD121SS1 KitchenAidDishwasher
KUDA220T0 KitchenAidDishwasher
KUDA220T1 KitchenAidDishwasher
KUDA220TWH0 WhirlpoolDishwasher
KUDA220TWH1 WhirlpoolDishwasher
KUDA220TWH2 KitchenAidDishwasher
KUDA220TWH3 WhirlpoolDishwasher
KUDA220TWH4 WhirlpoolDishwasher
KUDA220TWH5 WhirlpoolDishwasher
KUDA220TWH6 WhirlpoolDishwasher
KUDA22ST0 KitchenAidDishwasher
KUDA22ST1 KitchenAidDishwasher

Our record, on the marketplaces

No reviews on this part yet. Here is where we have been judged.

Both storefronts are ours. The ratings are the marketplaces’ own, not ours to edit.