Your Replacement-Parts Page Is a Customer You're Ignoring

Published 2023-04-13 · Updated 2026-06-23 · By Alan Wizemann

Topics: Product Strategy & Development, E-commerce, Subscription, DTC Strategy, Digital Marketing

When I started digging into the traffic coming to Munchkin's site, one pattern jumped out at me almost immediately and then simply wouldn't let go. A large share of the people showing up weren't there to shop at all. They were there to find a part – a replacement valve for a cup, a lid that had cracked, a strap, a spout, some little silicone piece that had worn out and gone missing. These were people who owned the product, were actively using it, and had something small break on them, and they had come to us to fix it rather than throw it away.

Most companies look at that traffic and see a support cost and nothing more. These people aren't buying a product, the thinking goes, they want a cheap part, or worse they want it for free under warranty, so the instinct is to make the parts flow as efficient and as cheap to serve as possible and then move on with your day. Treat it as a cost center, minimize it, and spend your real energy on the "real" customers. I think that is exactly backwards, and seeing it differently is one of the highest-leverage shifts a brand like this can make.

So think for a second about who that person actually is, because the answer reframes everything. They bought your product, they liked it enough to keep using it, and now, instead of throwing it away and buying a competitor's version, they have come back to your website on purpose to keep your product in their life. That is not a support ticket by any honest definition of the term. That is the single most engaged, highest-intent owner you have, and they have already cleared every bar that acquisition marketing spends a small fortune trying to clear – awareness, trial, satisfaction, loyalty, all of it. They are standing in your store, holding a thing they love, asking you to help them keep using it. And most brands greet that person with the customer-service equivalent of a back office, which is to say a clunky parts finder, a transactional flow, zero warmth, and absolutely no sense that this might be a relationship worth investing in. We were leaving the most valuable moment we had lying completely on the floor.

So the reframe we pushed at Munchkin was simple enough to state in a sentence: migrate parts buyers into product customers. The replacement-part moment isn't a cost to minimize at all. It's an acquisition and relationship moment wearing the costume of a support request, and it's cheaper and more effective than almost any paid channel you could name, because the person is already here and already sold on you.

What does that look like in practice? It starts with treating the parts experience as a first-class customer experience instead of a help-desk afterthought, which is mostly a matter of where you choose to spend your attention. Make it easy and even a little pleasant to find the right part for the exact product they happen to own. Then, because you now know precisely what they own and that they are an engaged user, you have earned the permission to do more than just hand them a valve and send them away. You can introduce them to the things that complement what they already have. You can bring them into a relationship, an account, a membership, a reason to come back as a customer and not just as a claimant. You can turn a one-time part replacement into the front door of an ongoing relationship, which is a very different thing than a transaction that ends the moment the package ships.

The data underneath all of this makes the case on its own, frankly. When you look at the lifetime behavior of customers in a category like this, a sobering share of them buy exactly once and then never return. The parts seeker is, almost by definition, the opposite of that person – they're back, voluntarily, demonstrating the exact loyalty you wish you could manufacture in the people who bought once and vanished. Pouring acquisition dollars into chasing brand-new strangers while treating your most loyal owners as a cost to be minimized is a strange allocation of effort the moment you say it out loud. We were working hard to find new people and quietly neglecting the ones who were already standing in front of us with their hands raised.

There's a broader principle in here that applies well beyond baby products. Every business has some flow it has miscategorized as "support" or "cost" that is actually its most engaged audience showing up with real intent. Returns, warranty claims, parts, help requests, account recovery (the unglamorous corners, all of them) tend to get optimized for deflection and cost reduction, when a surprising number of them are moments where a genuinely good customer is leaning in toward you rather than away. Deflection is the right goal for some of them, to be fair. But before you optimize any flow purely for cost, it is worth stopping to ask who is actually on the other end of it, because sometimes the person you are trying to get rid of as cheaply as possible turns out to be the best customer you have.

The replacement-parts page felt like the least glamorous corner of the whole business, the digital equivalent of a returns counter shoved in the back of the store. It turned out to be one of the most valuable corners we had, precisely because everyone had quietly agreed, without ever really examining the assumption, that it didn't matter. The people fixing your product instead of replacing it are telling you something true and a little flattering about what you made. The least you can do is treat them like the customers they so plainly are.