Vacuum Belt Lifter Cap Spring - Kirby OEM Tension, Fits Upright Models, Part #144156

The Kirby Belt Lifter Cap Spring, part number 144156, is a genuine OEM replacement designed specifically for Kirby upright vacuum models to ensure optimal tension within the belt lifter cap assembly. This precision-engineered spring helps maintain proper engagement and smooth operation of the belt lifter mechanism, which is essential for consistent airflow and effective filtration. By supporting the correct function of the belt system, it helps reduce dust, fine particles, and allergens from recirculating into your home, making it an excellent choice for homeowners, pet owners, and those with allergies. Its durable construction and exact fit protect the vacuum motor from debris buildup, preserve strong suction, and promote reliable cleaning performance. Routine replacement of this spring is key to maintaining your vacuum’s long-term efficiency and safeguarding indoor air quality. For more information about potential exposure to chemicals, visit For more information about potential exposure to chemicals, visit www.P65Warnings.ca.gov.