Lennox 55N72 B4 416 CLLR LONG EXT 6

The most in-stock parts on the planet — all OEM, all the time
Cool technology to make finding and buying parts a breeze, including Serial Number Lookup, PartSPIN® and Smart Manuals, found on partstown.com and our industry-leading mobile app
An exceptional customer experience from the team you know and trust with every email, live chat, text and phone call, provided by a friendly and knowledgeable team
Later hours than anyone else — offering support and shipping all in-stock orders until 9PM ET

Lennox 55N72 Genuine OEM Replacement Part

A Lennox 55N72 Long Extension Collar directs airflow with a secure fit, supporting reliable ventilation performance across diverse systems.

Real OEM rods, shafts and pins maintain secure alignment and dependable load transfer, helping prevent hazardous vibration, binding and unexpected breakdowns for safer operation
Product Type: Long Extension Collar
Style: No Damper; Crimped
Size: 6"
Additional Part Number: RX1206

Lennox 55N72 Genuine OEM Replacement Part