The Red Dot 73R4422 is a longer-body double-shaft blower motor engineered for demanding HVAC applications that require consistent airflow and durability. Its permanent magnet motor provides efficient performance, while the vented housing helps manage heat during continuous operation.
With a strap/stud mounting configuration (2-5/16″ span) and bi-directional rotation (CW / CCW), the 73R4422 is a versatile replacement option across a wide range of OEM heater and evaporator systems. This motor is commonly found in truck, bus, and vocational vehicle HVAC assemblies.
Product Specifications
Red Dot Part No.: 73R4422
Red Dot Factory Part No.: RD-5-5049-1P
Product Name: Blower Motor
Voltage: 12V
Speed: Single Speed
Motor Type: Permanent Magnet
Vent: Vented
Shaft Configuration: Double Shaft
Shaft Diameter: 5/16″
Shaft Length: 2 7/8″
Rotation: Clockwise / Counter Clockwise
Motor Diameter: 3″
Overall Length: 5 1/4″
Motor Length: 4 1/2″
Mount Type: Strap / Stud Mount
Mounting Span: 2 5/16″
Connector: Two-conductor Packard #2984528, 1/4″ blade terminal
Applications
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Heavy-duty heater and evaporator assemblies
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Truck and bus HVAC systems
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Off-highway and vocational vehicle climate control
Interchange & Cross-Reference Numbers
OEM / Industry References (Partial):
Texas Truck AC: 150-3500
AirSource / MEI: 3322, 3322A, 3502
Alliance: ABP N83 301032, 301302, 301312
Bergstrom: 203134, 203185, 203335, 205840
Four Seasons: 35428
Omega: 26-13302, 26-13303, 26-R4422
Volvo: 176102, 176122, 176139, 205853, 3949387
Red Dot References:
Aftermarket: 73R4422
Factory: RD-5-5049-1P, RD-5-4233-0
Interchange Numbers:
1-1269, 110-1040, 150-3500, 176102, 203076, 205840, 232-8824, 274318, 35429, 4379-RD550491, 4379-RD550491P, 73R4422, 8566-0297, RDHRD550491P, RDT73R4422, ZGG19347

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