Question 1

How do I know if this pump will fit my exact Whirlpool, Maytag, Kenmore, or Crosley model before I buy it?**

Accepted Answer

The easiest way to be 100% sure is to check your washer’s full model number (usually found on a sticker inside the door or on the back panel). Cross-reference that number with the OEM part numbers listed—specifically 4961028, AP6974144, PS12731241, and EAP12731241. While many users have had perfect fitment with the W11399437 and W11259498 versions, a few on social media noted that older generations of these models may require slightly different inlet angles. If your model falls outside the core list, it’s always safer to send our support team your model number before ordering.

Question 2

Is this a genuine OEM part, and does it include all the necessary hardware for installation?**

Accepted Answer

This is a **compatible aftermarket replacement**, not an OEM Whirlpool part. That said, it is specifically engineered to match the function and dimensions of the original. The pump ships with the drain housing and motor assembly but does **not** typically include the rubber grommet, clamps, or wiring harness—those are often reused from your old pump. Most DIYers on Reddit found the swap straightforward, but if you're unsure, save your screws and washers from the old assembly to be safe. And remember: because it's aftermarket, it doesn't fall under Whirlpool's factory warranty, so keep your seller's return policy handy.

Question 3

How noisy is this pump compared to the original factory part?**

Accepted Answer

The general feedback is that it’s pretty comparable, though a small percentage of reviews mention a slightly more noticeable hum during the drain cycle. It’s not a rattling or grinding noise—more like a deeper pitch that sits in the background. If you're used to a super quiet washer, you might notice it, but most users say it's a non-issue once the machine is fully seated and the pump is mounted securely (tight mounting bolts reduce vibration). Watch a few installation videos on TikTok to see how others have insulated it with rubber padding to minimize sound.

Question 4

What if my pump arrives damaged, or I find out it doesn't fit my machine?**

Accepted Answer

We understand how frustrating it is to wait for a part and have it arrive broken—just like a few reviewers mentioned, the packaging isn’t always the most robust. If you see any cracked housing or bent brackets, snap a photo within 48 hours of delivery and we’ll send a replacement immediately. For fitment issues, we offer a standard 30-day return window for a full refund. Just make sure you haven’t forced the pump into place, as signs of forced installation can void the return. The safest move is to dry-fit the hoses and mounting bracket before doing any electrical connections.

Question 5

Do I need to be technical to install this, or is it suitable for a complete beginner?**

Accepted Answer

If you can use a socket wrench and turn off a power breaker safely, you can absolutely do this. The vast majority of buyers rate the installation as "easy to moderate," and many first-timers on YouTube have done it in under an hour. You'll need to unplug the washer, remove the front or back panel depending on your model, disconnect the old hoses, and swap the electrical connector. The most common hiccup people share is getting the hose clamps tight enough to prevent leaks—take your time with those. If you’ve ever changed a car battery or replaced a light fixture, you’ll be fine here. Just keep a towel handy for residual water in the old pump!

Upgraded W11399437 W11259498 Washer Drain Pump Assembly | Compatible with Whirlpool Maytag Kenmore Crosley Top Load Washers, Replaces 4961028 AP6974144 PS12731241 EAP12731241 B25-3A04

Analysis Details

Was this analysis helpful?

What are you buying this for?

Have questions about this product? Ask the community.