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Home 3ShopMotorcycle SpeakersHarley DavidsonRockford Fosgate HD9813SG-STG3

Description

Rockford Fosgate HD9813SG-STG3

HD9813SG‑STG3 is a high‑performance, amplified 4‑speaker audio kit — purpose‑built for select Harley-Davidson Street Glide & Electra Glide models (1998–2013). It bundles fairing speakers, saddlebag/bag‑lid speakers, a marine‑grade amplifier, and a complete installation kit so you get a plug‑and‑play, ready-to-install system optimized for motorcycle use: wind, road, exhaust noise, vibration, weather, etc.


 Specifications

Specification Details
Speaker Qty 4
Amplifier Type External
Total Power 800 Watts
Grille/Trim Ring Included Yes
Mounting Hardware Yes
Included In The Box (1 pr) TMS6SG (1 ea) TMS69BL9813 (1 ea) M5-800X4 (1 ea) RFK-HD9813M5

 


About The Product

The next step in motorcycle performance, our M5 audio kits are the loudest and clearest audio systems we’ve created. Featuring simple plug-and-play installation and paired with freeway speed output all create the best in class on bike audio experience.


Plug-and-Play Design

Designed to work right out of the box. Everything is included to make for easy installation and all to ensure less time in the garage and more time out riding.


Full Throttle Output

Audio engineered to perform on the open road. Speakers and amplifiers specifically tuned and designed to not only overcome wind, road, and exhaust noise, but to give you that second to none audio experience on your bike.


RF3 (Rockford Factory Fit and Finish)

Designed and engineered to match and compliment the factory fit and finish of your bike. These components are purpose built to the exact specifications to ensure the best-in-class fitment and look.


Element Ready™:

Purpose built for the harsh motorcycle environment. The speakers and amplifier are designed to stand up to water, dirt, UV, and motorcycle vibration, ensuring that your audio system will stand the test of time.


UNRELENTING PERFORMANC

The HD9813SG-STG3 is a high-performance 4-speaker, 800-watt amplified audio system that includes:
 • (2) 6.5″ fairing speakers
 • (2) 6×9″ saddlebag speakers
 • (1) 800W 4-channel amp
 • (1) amp installation kit

This system can be upgraded with:
 • (1) multi-media source unit (see below)

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Questions and Answers

Q1: What does the HD9813SG‑STG3 kit include?

A1: It includes:

  • Two 6.5″ fairing speakers (front)

  • Two 6″ × 9″ saddlebag (bag‑lid) speakers

  • One 800‑W 4‑channel marine/powersports amplifier (model M5‑800X4)

  • Complete amp installation kit including wiring harnesses, mounting hardware, grilles, etc.

Q2: Is this just speakers, or a full system?

A2: It’s a complete audio system kit — not just speakers. Amplifier, wiring kit, speakers (front + bag‑lid), and all mounting accessories are included.

Q3: Which motorcycles is it compatible with?

A3: It is designed for 1998–2013 models of Harley‑Davidson Street Glide (FLHX) and Electra Glide Standard (FLHTI) with “Bat Wing” fairing.

Q4: Do you need to drill or modify the bike for installation?

A4: No — the kit is “plug‑and‑play.” It uses factory mounting points and direct‑connect wiring harnesses. No drilling or cutting is required.

Q5: Is this system suited for motorcycle/outdoor use (weather, vibration, noise)?

A5: Yes — all components are built to “Element Ready™” standards, meaning they are weather‑resistant (water, dust, UV), vibration‑resistant, and designed to withstand the harsh motorcycle environment. Speakers are tuned to deliver clear sound even at highway speeds, overcoming wind, road, and exhaust noise.


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