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When you have no space for bass, our Prime R2SD4-10 shallow subwoofer will satisfy your need. This 10” subwoofer handles 200 Watts RMS and the 4-Ohm Dual Voice Coil design lets you to wire them in various configurations.
| Cutout Diameter | 9.125 in. (232 mm) |
| Fs (Hz) | 39.3 |
| Le (mH) | 4.2 |
| Magnet Weight (oz) | 45 oz. 1.28 kg. |
| Mounting Depth | 3.417 in. (86 mm) |
| Nominal Impedance | Dual 4-Ohm |
| Power Handling (Watts RMS) | 200 Watts RMS 400 Watts Max |
| Re (Ohms) | 6.6 |
| SPL (dB @ 1w/1m) | 82.5 |
| Sd (cm2) | 333 |
| Size | 10" |
| Vas (Liters) | 21.7 |
| Xmax (mm) | 8 |
| Voice Coil Diameter | 2" (50 mm) |
| Shipping Weight | 10.588 lb. (4.80 kg.) |
| Speaker Connector | Dual 12 AWG compression |
| Qms | 7 |
| Qts | 0.73 |
| Woofer Displacement | 0.037 cu. ft. (1.05 Liters) |
| Qes | 0.81 |
| CEA-2031 Compliant | |
| Subwoofer Type | Shallow |
| Voice Coil Type | Dual Voice Coil |
| Sealed Box Volume (Vb) | 0.7 cu. ft. (19.8 Liters) |
| Vented Box Volume (Vb) | 1.4 cu. ft. (39.6 Liters) |
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.


