OEM vs Aftermarket Evaporator Fan Motor for Kenmore: Honest Comparison (3015924900)

You're staring at two browser tabs. One has the OEM Kenmore evaporator fan motor for $89–$127. The other has our aftermarket replacement for $41.99. Same DC 13V 2W 2100RPM specs. Same D4612AAA36 replacement number. You're thinking, "What's the actual difference here besides $50–$85?"

Let me walk you through what you're really paying for with each option.

Quick Answer

For this specific part, the aftermarket version delivers identical performance at half the cost. The OEM motor doesn't offer meaningful advantages—no extended warranty, no better longevity data, just brand markup. Unless you're claim-filing under an existing Kenmore service contract, save the money.

Side-by-Side Comparison

When OEM Makes Sense

There are three scenarios where paying the OEM premium might be justified:

Active warranty claims: If your Kenmore fridge is still under manufacturer warranty or you purchased an extended service plan, they'll require OEM parts. No way around it. The claim won't process with aftermarket.

Commercial installations: Some property management companies or commercial leases specify OEM-only repairs for liability reasons. Check your paperwork before ordering.

Resale within 6 months: If you're flipping the fridge or preparing a rental property for sale, having OEM documentation might add $20–30 to resale value. Emphasis on might.

That's the entire list. For a $42 evaporator fan motor running at 2100RPM behind a sealed panel, the OEM badge doesn't improve reliability.

When Aftermarket Wins

Here's what you're actually getting with the aftermarket option:

Identical electrical specs: DC 13V, 2W, 2100RPM isn't marketing fluff—these are hard requirements. The motor either meets the spec or your fridge doesn't cool. Our 3015924900 replacement matches the OEM D4612AAA36 performance exactly because it has to.

Better warranty coverage: One year versus 90 days. If the motor fails in month four, you're covered. With OEM, you're buying another one.

Faster delivery: Most OEM orders sit in a distribution queue for 3–5 days before shipping. We stock high-turnover Kenmore parts and ship same or next business day. Your fridge is warm now, not next Tuesday.

Cost savings for DIY repairs: You're already saving $150–200 versus a service call by doing this yourself. Spending an extra $85 on the OEM motor erases half those savings for zero functional benefit.

The reality? Both motors likely came from the same contract manufacturer in the same industrial park. The difference is the sticker and the markup.

Our Verdict

Buy the aftermarket 3015924900 unless you're filing a warranty claim. The $50–$85 savings buys you nothing with OEM—same specs, shorter warranty, slower shipping. Put that money toward the next repair or just keep it. Your Kenmore fridge doesn't know the difference, and neither will you after six months of reliable cooling.

Compatibility Check

This motor works across dozens of Kenmore bottom-freezer and side-by-side models. Confirmed fits include:

• Kenmore 11173027711, 11173027710, 11173027713
• Kenmore 11173022120, 11173022020, 11173022710
• Kenmore 11173025020, 11173025120, 11173025710
• Many others—check your model number against our compatibility list

If your original motor has D4612AAA36 printed anywhere on the housing, this is your replacement.

Frequently Asked Questions

Will the aftermarket motor last as long as OEM?

Yes. Evaporator fan motors fail due to bearing wear, dust accumulation, or voltage spikes—not brand loyalty. Both versions use sleeve bearings rated for 30,000–40,000 hours. Lifespan depends on your freezer environment (humid vs. dry, clean vs. dusty), not the logo on the motor.

Can I return the aftermarket motor if it doesn't fit?

Absolutely. We offer straightforward returns if the part doesn't match your application. That said, the 3015924900 has been field-tested across hundreds of Kenmore installations—fit issues are extremely rare when you match the model number correctly.

Why is OEM so much more expensive for the same part?

Brand tax, distribution markup, and slower inventory turnover. Kenmore adds 40–60% margin because customers assume "official" means better. It doesn't—not for commodity electrical components like fan motors. You're paying for packaging and a recognizable name, not superior engineering.