Rockford Fosgate Sound Quality in a Factory Replacement 4" Speaker 30W RMS, Silk Dome Tweeter, Grilles and Mounting Hardware Included.
Product Overview
The Rockford Fosgate Prime R14X2 is a pair of 4" 2-way full-range speakers rated at 30W RMS designed as a quality factory replacement for small-format speaker positions in hatchbacks, sedans, rear decks, and door panels that use a 4" speaker. Each speaker combines a vacuum polypropylene cone woofer with a flush-mounted silk dome tweeter and an integrated tweeter crossover, delivering a step up in sound quality over standard factory speakers without requiring external crossover components or additional wiring.
The kit includes two speakers with grilles and all mounting hardware everything needed for a complete factory replacement install in the box. The Rockford Fosgate Prime range is specifically positioned to deliver Rockford Fosgate audio quality at a value price point, making it the practical entry point into the brand's speaker lineup for buyers upgrading factory-fit speakers on a budget.
Key Specifications
- Speaker size: 4 inch
- Configuration: 2-way (woofer + silk dome tweeter)
- Power handling: 30W RMS
- Peak power: Not specified — confirm with Rockford Fosgate
- Impedance: Not specified — confirm with Rockford Fosgate
- Sensitivity: Not specified — confirm with Rockford Fosgate
- Frequency response: Not specified — confirm with Rockford Fosgate
- Cone material: Vacuum polypropylene
- Surround: Rubber
- Basket: Stamped steel
- Tweeter: Silk dome, flush mounted
- Crossover: Integrated tweeter crossover
- Grilles: Included
- Mounting hardware: Included
- Sold as: Pair (2 speakers)
- Mounting depth: Not specified — confirm with Rockford Fosgate
- Cutout diameter: Not specified — confirm with Rockford Fosgate
- Warranty: Not specified — confirm with Rockford Fosgate
Features & Benefits
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30W RMS Power Handling — Rated at 30W RMS per speaker — a realistic and conservative rating that matches well with the output of modest head units and entry-level amplifiers without requiring significant power to sound good. A reliable factory replacement power match for most vehicles.
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Vacuum Polypropylene Cone — Polypropylene is a standard and proven woofer cone material for car audio — moisture-resistant, dimensionally stable, and capable of producing balanced midrange and bass response in a full-range speaker application.
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Silk Dome Flush-Mounted Tweeter — The silk dome tweeter is softer and more forgiving than a harder material such as aluminium or titanium — producing smooth, detailed high-frequency response that complements the polypropylene woofer without harshness. The flush-mounted design integrates the tweeter directly into the woofer cone face for a clean, compact assembly that fits standard 4" speaker locations.
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Integrated Tweeter Crossover — The internal crossover filters high-frequency content to the tweeter at the correct crossover point — no external crossover component is required. This simplifies installation to a straightforward woofer-terminal connection, identical to replacing a factory single-cone speaker.
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Rubber Surround — Rubber surrounds provide a good seal between cone and basket, consistent compliance over a wide temperature range, and greater longevity than foam surrounds — particularly relevant in Australian conditions where temperature extremes can degrade inferior surround materials.
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Grilles and Mounting Hardware Included — The kit includes everything needed for installation: two grilles for a finished appearance, and all mounting hardware for securing the speakers into existing factory speaker locations. No separate accessory purchases required for a standard factory replacement install.
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Stamped Steel Basket — A cost-effective and proven basket construction for factory-replacement speakers, providing structural rigidity for the speaker assembly in standard road use applications.
Technical Specs
| Specification |
Detail |
| Brand |
Rockford Fosgate |
| Part Number |
R14X2 |
| Series |
Prime |
| Speaker Size |
4 inch |
| Configuration |
2-Way Full-Range |
| Power Handling (RMS) |
30W per speaker |
| Peak Power |
Not specified |
| Impedance |
Not specified — confirm with Rockford Fosgate |
| Sensitivity |
Not specified — confirm with Rockford Fosgate |
| Frequency Response |
Not specified — confirm with Rockford Fosgate |
| Cone Material |
Vacuum Polypropylene |
| Surround |
Rubber |
| Basket |
Stamped Steel |
| Tweeter |
Silk Dome, Flush Mounted |
| Crossover |
Integrated (tweeter) |
| Grilles |
Included |
| Mounting Hardware |
Included |
| Mounting Depth |
Not specified — confirm with Rockford Fosgate |
| Cutout Diameter |
Not specified — confirm with Rockford Fosgate |
| Sold As |
Pair (2 speakers) |
| Warranty |
Not specified — confirm with Rockford Fosgate |
Compatible With / Goes Well With
Suitable installation positions:
- Factory 4" door, dash, or rear deck speaker locations
- Vehicles with 4" OEM speaker cutouts requiring direct factory replacement
- Any 4" speaker location accepting a standard round cutout
Caution: Mounting depth and cutout diameter are not confirmed in the supplier data. Confirm physical dimensions with Rockford Fosgate or check a vehicle-specific fit guide before purchasing to ensure compatibility with your vehicle's speaker cavity and mounting provisions.
Pairs well with:
- Rockford Fosgate Prime or Power series head units for a branded upgrade
- Rockford Fosgate T400-4, T600-4, or T1000-4AD 4-channel amplifiers for amplified performance
- Speaker baffles or spacers if cavity depth is borderline for mounting depth clearance
Frequently Asked Questions
What is the difference between a 2-way and a single-cone speaker?
A single-cone speaker uses one driver to reproduce the full frequency range. A 2-way speaker adds a separate tweeter element — in the R14X2's case, a flush-mounted silk dome tweeter with an integrated crossover — to handle high-frequency reproduction independently from the woofer cone. This typically results in improved high-frequency clarity and detail compared to a single-cone design.
Does the R14X2 need an external crossover to install?
No. The integrated tweeter crossover is built into each speaker — no separate external crossover component is required. Installation is straightforward: connect to the speaker terminals as you would a single-cone factory replacement.
Are grilles and mounting hardware included?
Yes. Each kit includes two speakers, two grilles, and all mounting hardware needed for a factory replacement installation.
What power handling does the R14X2 need from a head unit or amplifier?
The R14X2 is rated at 30W RMS per speaker — matching well with the typical 15W–25W per channel output of most factory head units, as well as low-powered aftermarket head units. For amplified installations, match the amplifier channel output to no more than a moderate multiple of the speaker's RMS rating to avoid overdriving the speaker.
Will the R14X2 fit my specific vehicle?
The R14X2 is designed for standard 4" speaker positions. Mounting depth and exact cutout diameter are not confirmed in the supplier data — confirm these dimensions with Rockford Fosgate or check a vehicle-specific fitment guide before purchasing, particularly if your vehicle's speaker cavity has limited depth clearance.
