What HP motor do I need for my Goodman unit?

The correct replacement for Goodman model OEM Goodman 3/4 HP Variable Speed Blower Motor AEPF42601BA — B13400704ABS is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Goodman equipment which lists the model number OEM Goodman 3/4 HP Variable Speed Blower Motor AEPF42601BA — B13400704ABS.

My AC fan is not spinning. What part do I need?

A fan that does not spin, spins slowly, or makes grinding or squealing noises needs a new motor. Grinding means the bearings have failed. Squealing means the bearings are dry. No spin with a humming sound means the capacitor may be the issue. Check the motor capacitor before replacing the entire motor.

Is this motor compatible with Bryant or Payne systems too?

Many Goodman parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

Goodman

OEM Goodman 3/4 HP Variable Speed Blower Motor AEPF42601BA — B13400704ABS

Name: OEM Goodman 3/4 HP Variable Speed Blower Motor AEPF42601BA — B13400704ABS
Brand: Goodman
SKU: B13400704ABS-GEN
Price: 1205.95 USD
Availability: InStock

SKU: B13400704ABS-GEN Brand: Goodman

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The Goodman B13400704ABS 3/4 HP Variable Speed Blower Motor is a genuine OEM ECM (electronically commutated) motor assembly built for the Goodman AEPF42601BA air handler. The variable-speed ECM design continuously adjusts airflow to maintain consistent comfort, quieter operation, and significantly better efficiency than a standard PSC motor. This assembly delivers the precise CFM staging the AEPF blower housing and control board expect.

Specifications

OEM Part Number: B13400704ABS
Horsepower: 3/4 HP
Motor Type: Variable-speed ECM (constant-CFM)
Compatible Model: AEPF42601BA
Equipment Type: Air Handler blower
Includes: Motor and matched control module
Brand: Goodman (genuine OEM)

OEM vs. Generic

Variable-speed ECM motors are tightly programmed to the manufacturer's control board and airflow tables. The OEM B13400704ABS arrives pre-matched to the AEPF42601BA, guaranteeing correct CFM staging and communication. Aftermarket universal ECM kits exist but require field programming, adapter harnesses, and careful airflow setup — and may not replicate factory comfort modes. For a true plug-in match, OEM is strongly recommended on this high-value component.

Installation Difficulty

Advanced — Requires disconnecting power, removing the blower assembly, transferring the wheel, and verifying motor/module wiring and airflow settings. Best performed by a qualified HVAC technician.

Shipping Information

Orders placed before 3PM CST ship same business day
Standard delivery: 2-5 business days
Express shipping available at checkout
Free shipping on orders over $75
Tracking number emailed upon shipment

Return Policy

30-day returns on unused parts in original packaging
Electrical parts (capacitors, contactors, control boards) are final sale once installed
Email info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

OEM Goodman 3/4 HP Variable Spee...

$1,205.95

Frequently Asked Questions

Does this Motor fit my Goodman OEM Goodman 3/4 HP Variable Speed Blower Motor AEPF42601BA — B13400704ABS?

Yes. This is the factory-specified OEM motor for the Goodman OEM Goodman 3/4 HP Variable Speed Blower Motor AEPF42601BA — B13400704ABS. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the motor on my Goodman OEM Goodman 3/4 HP Variable Speed Blower Motor AEPF42601BA — B13400704ABS?

Difficulty: Medium-Hard (1–2 hrs)
Step 1: Turn off breaker. Step 2: Note motor specs: HP, RPM, voltage, rotation direction. Step 3: Remove old motor from mounting. Step 4: Transfer fan blade to new motor. Step 5: Mount new motor, reconnect wiring. Step 6: Restore power, verify rotation direction.

My AC fan isn’t spinning. What part do I need?

Fan not spinning, spinning slowly, or making grinding/squealing noises = motor failure. Grinding = bearings failed. Squealing = bearings dry. No spin + hum = check the motor capacitor first before replacing the entire motor.

Is this motor compatible with Bryant or Payne too?

Many Goodman parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my Goodman motor?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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