Sundown Audio U Series Aluminum Small Vent Spacer Ring | Official Sundown Spacer

The Sundown Audio U Series Aluminum Small Vent Spacer Ring is a precision-engineered replacement part designed to improve airflow and cooling for Sundown’s smaller U Series and SA Series subwoofers. Built from CNC-machined aluminum, this spacer ring provides the clearance needed for proper venting, ensuring your subs stay cool, efficient, and performing at their peak.

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Key Features:

Official Sundown Part – Genuine Sundown Audio spacer ring for exact fitment and reliability.
Perfect Compatibility – Works with the following Sundown models:

• SAv2: 10", 12", 15"

• SAv3: 10", 12"

• Uv1: 10", 12", 15"

• Uv2: 10", 12"
  Sized for 10"–15" Subwoofers – Designed specifically for smaller-frame Sundown subs.
  For Larger Models – If you have SAv2 (18"), SAv3 (15"/18"), Uv1 (18"), or Uv2 (15"/18"), you will need the Sundown Audio U Series Aluminum Large Vent Spacer Ring instead.
  Durable CNC Aluminum Build – Provides strength, reliability, and long-lasting performance.
  Improves Cooling & Airflow – Ensures proper spacing and ventilation around the motor and coil assembly, reducing heat buildup during high-output use.
  Hardware Not Included – Mounting bolts must be purchased separately.

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Product Details:

• Quantity: 1x Sundown Audio U Series Aluminum Small Vent Spacer Ring

• Compatibility: SAv2 (10", 12", 15"), SAv3 (10", 12"), Uv1 (10", 12", 15"), Uv2 (10", 12")

• Material: CNC-machined aluminum

• Size Fitment: 10"–15" Sundown Audio subwoofers

• Exclusion: Not for 18" subs or larger models (use Large Vent Spacer Ring)

• Hardware: Not included

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Why Choose the Sundown Small Vent Spacer Ring?

When upgrading or reconing your Sundown U Series or SA Series subwoofers, airflow and cooling are critical for performance and longevity. The U Series Aluminum Small Vent Spacer Ring ensures your motor assembly has the proper clearance for ventilation, keeping your system cool and reliable whether for daily driving or SPL competition.

For 18" or larger-frame Sundown subs, be sure to use the Large Vent Spacer Ring to guarantee the correct fit and performance.