
Diamond Audio MS652NEO 6.5" 2-Way Coaxial Neo Speakers (2Ω or 4Ω)
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Diamond Audio MS652NEO 6.5" Pro Coaxial Neo Speakers — 2Ω or 4Ω
The Diamond Audio MS652NEO is a 6.5-inch horn-loaded pro coaxial speaker designed for serious motorcycle, marine, powersports, and high-output vehicle audio systems. Its combination of a carbon-fiber cone, PEN high-frequency diaphragm, neodymium motor structure, and cast-aluminum basket is engineered to produce strong projection and clean output in demanding open-air environments.
Available in 2-ohm and 4-ohm versions, the MS652NEO delivers 200 watts RMS of power handling with a dual-voice-coil, bi-ampable architecture that gives system builders additional flexibility when configuring amplification and DSP control.
6.5" Pro Coaxial Output Built for the Highway
Horn-loaded high-frequency projection, carbon-fiber midrange performance, and efficient neodymium motor technology for serious motorcycle audio systems.
Diamond Audio MS652NEO Key Specifications
| Series | MS NEO |
| Speaker Size | 6.5 inches |
| Speaker Type | 2-Way Horn-Loaded Pro Coaxial |
| 2Ω Model | MS652NEO2 |
| 4Ω Model | MS652NEO4 |
| Power Handling | 200W RMS / 400W MAX |
| Sensitivity | 93 dB (1W/1M) |
| Voice Coil Configuration | Dual Voice Coil |
| Bi-Ampable | Yes |
| Field-Serviceable Voice Coil | Yes |
| Voice Coil Diameter | 2 inches |
| Cone Material | Carbon Fiber |
| High-Frequency Diaphragm | PEN — Polyethylene Naphthalate |
| Motor | Neodymium |
| Basket | Cast Aluminum |
| Surround | Rubber |
| Re | 3.2Ω |
| Qms | 10.357 |
| Qes | 0.67 |
| Qts | 0.629 |
| Fs | 151 Hz |
| Vas | 2.756 L |
| Cms | 0.094 mm/N |
| Mms | 11.728 g |
| Sd | 143.14 cm² |
| BL | 7.289 T·m |
| Xmax | 1.2 mm |
| Mounting Depth | 3.43″ (87.13 mm) |
| Cutout Diameter | 5.63″ (143 mm) |
| Overall Diameter | 6.65″ (169 mm) |
| Overall Height | 3.79″ (96.33 mm) |
Fitment warning: These are high-output 6.5-inch pro coaxial speakers and are not a universal drop-in replacement. Verify cutout diameter, mounting depth, motor clearance, grille clearance, amplifier power, impedance, and complete system layout before ordering.
200W RMS High-Output Pro Coaxial Performance
The MS652NEO is designed for motorcycle audio systems where a traditional automotive coaxial speaker may not provide enough output or projection. Its horn-loaded architecture increases high-frequency efficiency while the carbon-fiber cone handles the midrange and midbass frequencies required for strong open-air performance.
Diamond Audio's formal technical specifications rate the MS652NEO platform at 200 watts RMS and 400 watts maximum power.
Horn-Loaded Coaxial Architecture
The high-frequency driver is positioned within the same overall speaker platform as the 6.5-inch cone, creating a compact coaxial system capable of delivering both midrange and high-frequency output from one mounting location.
The horn-loaded high-frequency section is designed to improve projection so vocals, cymbals, guitars, and other upper-frequency information remain audible against wind, road, engine, and exhaust noise.
Carbon-Fiber Cone and Neodymium Motor
Diamond Audio uses a rigid carbon-fiber cone to provide a strong, lightweight moving surface capable of maintaining control at elevated playback levels.
The neodymium motor provides high magnetic strength while reducing the size and weight associated with conventional ferrite magnet structures, making the platform particularly useful for motorcycle and powersports installations.
PEN High-Frequency Diaphragm
High-frequency reproduction is handled by a PEN — polyethylene naphthalate — diaphragm. Combined with the horn-loaded architecture, this design is intended to provide clean, efficient high-frequency output with strong forward projection.
Choose 2Ω or 4Ω
The MS652NEO is available in separate 2-ohm and 4-ohm configurations. The correct version should be selected based on amplifier output, number of speakers, channel configuration, wiring method, and final impedance presented to the amplifier.
2Ω — MS652NEO2
The 2-ohm version is suited to systems where the amplifier and channel configuration are designed to operate at a lower impedance and provide increased available power.
4Ω — MS652NEO4
The 4-ohm version provides greater flexibility for multi-speaker wiring and amplifier configurations where a higher final impedance is required.
Dual Voice Coil and Bi-Amp Capability
The MS652NEO uses a dual-voice-coil, bi-ampable architecture. This allows advanced system builders to configure the speaker differently depending on amplifier channel availability and DSP strategy.
A properly designed bi-amped system can provide independent amplification and signal processing for different sections of the coaxial platform, allowing greater control over crossover points, output level, EQ, and time alignment.
Cast-Aluminum Basket and Field-Serviceable Design
The rigid cast-aluminum basket provides structural support and helps resist flex and vibration during high-output operation.
Diamond Audio also specifies a field-serviceable voice-coil design, adding serviceability for demanding custom motorcycle, marine, and powersports systems.
Built for Motorcycle and Powersports Audio
With its compact 6.5-inch format, high-output architecture, and 3.43-inch mounting depth, the MS652NEO is suited to a wide range of custom motorcycle and powersports speaker locations where adequate physical clearance is available.
- Harley-Davidson custom audio systems.
- Road Glide and Street Glide fairing applications.
- Custom lower speaker pods.
- Saddlebag speaker installations.
- Tour-pack speaker locations.
- Custom fabricated speaker panels.
- Marine and powersports applications.
- Slingshot and UTV audio systems.
Installation and Tuning Notes
- Select the 2Ω or 4Ω model based on amplifier loading and complete system design.
- Verify amplifier RMS output at the selected impedance.
- Confirm the 5.63-inch mounting cutout before modifying any factory or aftermarket panel.
- Verify the complete 3.43-inch mounting depth and rear motor clearance.
- Confirm the 6.65-inch overall diameter and grille clearance before final assembly.
- Determine whether the speaker will be conventionally powered or bi-amped before wiring.
- Use appropriate crossover protection based on amplifier power, installation location, and system goals.
- Secure all speaker mounting hardware for motorcycle vibration.
- Protect wiring and terminals from moisture, abrasion, heat, and moving components.
- Complete final DSP, EQ, crossover, and level tuning after the full system is installed.
Diamond Audio MS NEO Coaxial Specifications
Review the Diamond Audio MS NEO coaxial technical information before installation and system configuration.
Need Help Choosing 2Ω or 4Ω?
The correct impedance depends on amplifier output, number of speakers, channel configuration, wiring method, DSP strategy, and the complete system design. Garage Bagger Stereo can help determine the correct MS652NEO version for your system.
