Description
The Kicker ST9MR is a pair of nine-inch square Street Series midrange speakers designed for competition-level SPL systems and extreme output. The large square cone provides substantial radiating area, while the pressed-pulp cone and treated-cloth surround create a lightweight, efficient moving assembly for powerful midrange reproduction.
The ST9MR is available in 4-ohm and 8-ohm versions to support different amplifier and multi-speaker wiring layouts. Spring-loaded terminals accept up to 12 AWG speaker wire.
Specifications
| Models | 49ST9MR4 and 49ST9MR8 |
|---|---|
| Sold as | Pair |
| Size | 9 inches, square |
| Impedance options | 4 ohms or 8 ohms |
| Recommended amplifier power | 50–300 watts RMS |
| Peak power | 600 watts |
| Frequency response | 80 Hz–5.5 kHz |
| Sensitivity | 94 dB, 1W/1m |
| Cone | Pressed pulp |
| Surround | Treated cloth |
| Mounting depth | 3-9/16 in. / 91 mm |
| Mounting cutout | 7-13/16 x 7-13/16 in. / 199 x 199 mm |
| Terminals | Spring-loaded; accept 12 AWG wire |
Features
- Designed by Kicker for competition-level SPL systems and extreme output.
- Large square-cone format maximizes radiating area within the speaker footprint.
- Pressed-pulp cone provides a lightweight, responsive midrange diaphragm.
- Treated-cloth surround supports efficient movement and durability.
- High 94 dB sensitivity supports strong output from available amplifier power.
- Available in 4-ohm and 8-ohm versions for flexible multi-speaker wiring.
- Spring-loaded terminals accept large speaker cable for high-power installations.
- Sold as a matched pair.