Description
Upgrade your HVAC blower system with the Carrier KR11AZ406, a genuine OEM blower pulley designed to deliver reliable, long-lasting performance in Carrier and compatible air handler units.
Key Features
- Factory authorized quality: Manufactured to Carrier’s exact OEM specifications for seamless installation and system compatibility.
- Premium material: Robust steel construction provides superior strength and durability in demanding HVAC environments.
- Precision dimensions: Diameter: 4-1/4 in (≈ 108 mm) , Bore size: 5/8 in for a secure and accurate fit., Height: approximately 1.4 in (as specified by parts suppliers).
- Optimized for belt-driven systems: Ideal for driving the blower motor and ensuring efficient power transfer via belt engagement.
- Lightweight: Weighs around 1.1–1.2 lb for minimal added stress on the motor assembly.
- Corrosion resistance: Built to withstand humid and high-use environments, helping maintain belt alignment and reduce maintenance frequency.






