Important Note: The backbone and saddlebag harnesses are designed to be Plug-N-Play with existing Volunteer Audio packages or the factory backbone connector located in the fairing. If you have any questions about fitment, please give our team a call at 844-302-8346.

Hertz SX690NEO 6” x 9” SPL Coaxial Speaker System

Looking to add serious output and clarity to your Harley’s saddlebag lids? The Hertz SX690NEO 6” x 9” SPL coaxial speakers are built to deliver extreme volume and detail in open-air motorcycle environments.

The SX690NEO is a true high-SPL powerhouse, featuring a precision-engineered mid/high system with a 1.4" dome tweeter and an integrated 1" dome super tweeter, complete with a resettable solid-state protection circuit for long-term reliability. The cones are constructed from high-stiffness pressed paper with advanced water, humidity, and UV-resistant treatments, making them ideal for real-world riding conditions.

A double-layer copper voice coil wound on a polyamide former ensures exceptional power handling, while the compact Neodymium N38 H motor structure delivers massive output with minimal bulk—perfect for saddlebag lid installations.

Hertz HD14H 6” x 9” Saddlebag Lid Cut Kit (No Speakers)

This Hertz saddlebag lid cut kit allows you to add high-performance 6” x 9” speakers to your factory Harley-Davidson hard bags—without replacing the lids or worrying about paintwork.

Designed for select 2014+ Harley-Davidson® models with hard-shell saddlebags, this installer-friendly kit includes an exact-fit cutting template, integrated Precision Power speaker grilles, and all necessary mounting hardware. The angled design directs sound toward the rider for improved clarity and volume.

Not compatible with models equipped with electric saddlebag locks.

Hassle-Free Installation

The included cutting guide and mounting system make installation straightforward and stress-free. You get powerful rear audio without the expense of replacing saddlebag lids or dealing with repainting. Everything needed for a clean, professional install is included right in the box.

Rear Speaker Wiring & Integration

To ensure a true plug-and-play experience, this setup uses industry-proven backbone harnessing:

BC-9720 – 4-Pin Backbone Harness
Connects directly to the factory 4-pin harness in the fairing to add rear speakers. No factory wiring is cut or modified.
Compatible with BC-9723 and/or THP-27.
BC-9723 – Saddlebag Quick-Disconnect Harnesses
Plugs into the factory backbone harness or BC-9720.
Features quick-disconnects for easy saddlebag removal and includes water-tight grommets.
Sold as a pair.

Why We Prefer Cut Kits Over Replacement Saddlebag Lids

Improved water resistance compared to replacement lids
Angled speaker positioning directs sound toward the rider
No painting required, saving time and money
Retains your factory saddlebag fit and finish

Hertz Stage Add-On Sale