The NEW OEM Tesla Model 3 Y Rear Spring Lower Isolator (1044479-00-E) is a critical suspension component designed to reduce noise, vibrations, and harshness (NVH) while improving ride comfort and suspension longevity. Positioned between the rear coil spring and the lower suspension mount, this isolator absorbs shocks, prevents metal-to-metal contact, and enhances suspension durability. Engineered to Tesla’s strict OEM standards, this component ensures optimal performance, seamless fitment, and long-term reliability.