Fill the air with sound from this Boom! Audio Boom Bagger Kit. The marine-grade, Class D, amplifier was designed to withstand the harsh on-the-road environment. When installed, the increased power of the amplifier provides the upgraded speakers a clean signal, and a custom equalization to optimize the performance of the 4-Speaker Ultra Boom!™ Audio speaker system.
- Designed specifically for Harley-Davidson models equipped with a King Tour-Pak
- Features a UV-stabilized, water and dust-resistant injection-molded polypropylene coned woofer built to withstand the elements while delivering rich sound (frequency response 75Hz-20kHz)
- Highly efficient 2-ohm design (91.5db, 2.83V @ 1m) and plenty of power (75 watts/channel RMS)
- Plug-n-play connectivity features new harnesses that fasten at all existing connections - speakers and amp fit effortlessly without cutting or splicing wires
- Ensure maximum output of your audio system with the recommended High Output Charging System P/N 29900028A
- Kit includes Boom! Audio 6.5" fairing speakers, Boom! Audio 4-channel fairing-mounted amplifier, amplifier mount and wiring harness
- Dealer installation is recommended and Dealer Digital Technician software update is required
- Stop by a participating dealer to interact with a unique audio display that lets you simulate how your bike will sound with Boom! Audio upgrades - contact your local dealer for details
Dealer Install RecommendedYes
Warranty2 year limited warranty – Go to www.h-d.com/warranty for full details
Sold in UnitEach
In The BoxBoom! Audio 6.5” fairing and rear speakers, Boom! Audio 4-channel fairing-mounted amplifier, amplifier mount, and wiring harness
Configuration2-way full range
Audio SizeWoofer - 6.5", Tweeter - 1"
Crossover2nd Order High-Pass Filter @ 3000Hz
Sensitivity91.5dB +/- 2dB
Fits '14-later FLHTCU, FLHTCUL, FLHTK, FLHTKL and FLHTCUTG models. Also fits '14-later FLHX and '14-'17 FLHXS models equipped with King Tour-Pak® luggage and rear speaker pods. Dealer Digital Technician software update is required. Dealer installation is recommended. Separate purchase of Power Extension Harness P/N 69200921 is required if installed with Hidden AM/FM/WB Antenna P/N 76000513, Electra Glo™ Headlamp Trim Rings or Fairing Edge Lights.
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Q & A
What is the difference in part numbers 76000411 and 76000411a?
Boom! Audio Stage I Bagger Amp & Speaker Kit - 4-Speaker P/N: 76000411A
Auto volume control
Will upgrade play without having the new software flashed
Amp in kit
Please Hold Your Iron Horses