
Diamond Audio HXM812F2BK 8x12" Cut-In Saddlebag Lid Kit for 2024+ Harley
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Diamond Audio HXM812F2BK 8x12" Cut-In Saddlebag Lid Kit for 2024+ Harley
The Diamond Audio HXM812F2BK Cut-In Saddlebag Lid Kit is built for 2024+ Harley-Davidson Touring motorcycles that need substantially more rear-stage output from the saddlebag lids. This complete conversion uses Diamond Audio's HXM812F2BK 8x12-inch 2-way coaxial speakers with purpose-built cut-in hardware, grilles, templates, mounting components, and wiring.
The HXM812F2BK speakers combine a rigid carbon-fiber cone, oversized 1.5-inch titanium dome tweeter, neodymium motor structure, and weather-resistant construction for high-output motorcycle audio systems.
Massive 8x12" Rear-Stage Output for 2024+ Harley Touring
Purpose-built cut-in hardware, large-cone-area coaxial performance, and a 2-ohm speaker load for serious Road Glide and Street Glide audio builds.
Diamond Audio HXM812F2BK Lid Kit Key Specifications
| Kit SKU | MSHXM812F2BKLK24 |
| Speaker Model | HXM812F2BK |
| Application | 2024+ Harley-Davidson Touring Saddlebag Lids |
| Speaker Size | 8x12 inches |
| Speaker Type | 2-Way High-Output Coaxial |
| Nominal Impedance | 2Ω |
| Power Handling | 250W RMS / 500W MAX per speaker |
| Sensitivity | 91 dB (1W/1M) |
| Frequency Response | 55 Hz – 20 kHz |
| Cone Material | Rigid Carbon Fiber |
| Tweeter | 1.5-inch Oversized Titanium Dome Tweeter |
| Motor | Neodymium |
| Basket | High-Temperature Injection-Molded Composite |
| Mounting Style | Flush Mount or Back Mount |
| Mounting Depth | 4.16″ (105.73 mm) |
| Cutout | 10.45″ (265.46 mm) |
| Overall Speaker Dimensions | 7.4″ x 11.43″ (189 x 290 mm) |
| Overall Height | 4.72″ (120 mm) |
| Environmental Protection | Water-spray resistant, salt-water resistant and UV stable |
Fitment warning: This is a cut-in saddlebag lid system. Verify exact motorcycle year, model, lid configuration, amplifier power, wiring strategy, and all physical clearances before cutting or installation.
Purpose-Built 8x12" Cut-In Saddlebag Lid System
This kit is designed specifically to convert compatible 2024+ Harley-Davidson Touring saddlebag lids to Diamond Audio's large-format HXM812F2BK 8x12-inch speaker platform.
The larger radiating surface provides significantly more cone area than conventional 6x9-inch or 8-inch lid speakers, helping the rear stage produce stronger output and more authority in a high-powered motorcycle audio system.
Complete Cut-In Installation Package
The kit includes the primary components required to convert compatible factory saddlebag lids to the Diamond Audio 8x12 platform.
- Pair of Diamond Audio HXM812F2BK 8x12 coaxial speakers.
- High-precision cut-in templates.
- Purpose-built lid mounting plastics.
- Durable mesh speaker grilles.
- Mounting hardware.
- Speaker wiring harness.
- Weather-resistant two-piece housing design with integrated nut inserts.
250W RMS 8x12" Coaxial Speakers
Diamond Audio rates the HXM812F2BK at 250 watts RMS and 500 watts maximum per speaker. The large carbon-fiber cone provides substantial radiating area for stronger midrange and midbass output, while the integrated titanium tweeter handles the high-frequency section.
Rigid Carbon-Fiber Cone
The lightweight, rigid cone structure is designed for increased output and controlled performance at elevated playback levels.
1.5" Titanium Tweeter
An oversized titanium dome tweeter provides strong high-frequency projection for open-air motorcycle listening.
Neodymium Motor
The lightweight neodymium motor structure delivers strong magnetic force without the weight and bulk of a conventional ferrite design.
2Ω HXM812F2BK Speaker System
This kit is built specifically around Diamond Audio's HXM812F2BK 2-ohm 8x12-inch coaxial speakers. The 2-ohm load allows compatible amplifiers to deliver substantial output when the system is properly designed and tuned.
Built for High-Output Harley Audio
The HXM812F2BK lid kit is intended for riders building significantly more capable rear speaker systems than conventional factory-style saddlebag lids can support.
- 2024+ Harley-Davidson Touring applications.
- Road Glide audio builds.
- Street Glide audio builds.
- High-output saddlebag speaker systems.
- DSP-tuned multi-amplifier systems.
- Custom motorcycle audio builds requiring increased rear-stage output.
Weather-Resistant HXM Black Series Construction
The HXM812F2BK platform is engineered for motorcycle, marine, and powersports environments where moisture, UV exposure, heat, and vibration must be considered.
Diamond Audio uses water-spray-resistant and salt-water-resistant materials along with UV-stable components and a high-temperature composite basket for demanding open-air installations.
Installation and System Planning
- Confirm exact 2024+ Harley-Davidson Touring fitment before cutting the saddlebag lids.
- Follow the supplied cutting templates precisely.
- Verify all mounting hardware and lid components before beginning modification.
- Verify amplifier RMS output into a 2-ohm load.
- Confirm adequate electrical capacity for the complete amplifier and speaker package.
- Use proper weather-resistant wiring and terminal protection inside the saddlebags.
- Route wiring to prevent abrasion, hinge interference, water intrusion, and cargo damage.
- Use appropriate crossover protection for the installed amplifier power and tuning goals.
- Complete final DSP, EQ, crossover, level, and time-alignment tuning after installation.
Need Help Building the Complete System?
An 8x12 saddlebag system should be designed around the complete motorcycle audio package. Amplifier power, electrical support, front-to-rear balance, crossover strategy, DSP tuning, wiring, and the rest of the speaker system all need to work together.
