Variants
Offers much clearer highs/mids and noticeably better sound than stock at a good price; many buyers report the speakers work well with factory head units/amps, but expect possible bracket, screw, or connector modifications during installation.
Buyer confidence
92%Highlights
- Vacuum Polypropylene cone
- Rubber surround
- Integrated tweeter crossover
- Grilles and mounting hardware included
Key specs
Full specs- Tweeter Size (Nominal Diameter)
- 0.50" (12.7 mm)
- Nominal Impedance (Ohms)
- 4-Ohm
- Midrange Size (Nominal Diameter)
- 6.75"
- Speaker Type
- 2-Way Coax
- Midrange Mounting Depth
- 2.19" (53.8 mm)
- Power Handling (RMS)
- 45 Watts RMS 90 Watts Max
- Tweeter Mounting Depth
- n/a
- Frequency Response (Hz)
- 52Hz - 20kHz
Key specs
Full specs- Tweeter Size (Nominal Diameter)
- 0.50" (12.7 mm)
- Nominal Impedance (Ohms)
- 4-Ohm
- Midrange Size (Nominal Diameter)
- 6.75"
- Speaker Type
- 2-Way Coax
Highlights
Overview- Vacuum Polypropylene cone
- Rubber surround
- Integrated tweeter crossover
Review highlights
Based on customer reviewsClear, affordable upgrade over factory speakers — installation may need extra work
Offers much clearer highs/mids and noticeably better sound than stock at a good price; many buyers report the speakers work well with factory head units/amps, but expect possible bracket, screw, or connector modifications during installation.
What buyers praise
- Clearer highs and mids than factory speakers
- Noticeable overall upgrade vs OEM for the price
What to watch for
- Adapter brackets and speaker holes often don’t align — drilling or bracket modification is commonly needed
Overview
The R1675X2 is a 6.75" 2-way full-range speaker pair from Rockford Fosgate. Each kit is rated 45 watts RMS and includes grilles, integrated high-pass crossovers, and mounting hardware for use as factory-style replacements.
Best for
- Drivers who need a direct factory-size replacement speaker in a 6.75" configuration and want a full-range
- two-way design with built-in crossover.
Key points
- 6.75" 2-way full-range speaker
- 45 watts RMS power rating
- Integrated high-pass ICC crossover
- Includes two speakers (sold in pairs) with grilles and mounting hardware
- Power rating follows CEA-2031 standard
Fit and use
Intended as a factory-style replacement where a 6.75" speaker fits. The 45W RMS rating identifies typical continuous power handling; match system output to the speaker’s rating. Integrated crossovers simplify use with full-range factory or aftermarket head units.
What to know
Sold as a pair. Confirm your vehicle’s speaker cutout size, mounting depth, and connector compatibility before purchasing. The product includes integrated high-pass crossovers and mounting hardware as stated; check compatibility with any external amplification or wiring adapters you may use.
Key features
- Vacuum Polypropylene cone
- Rubber surround
- Integrated tweeter crossover
- Grilles and mounting hardware included
- Stamped steel basket
- Silk dome flush mounted tweeter
- Sold in pairs (2 each)
- 1 Year Warranty
- CEA-2031
- ICC Crossover
Technologies

CEA-2031
Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards. This means your speaker has

ICC Crossover
The Integrated Concealed Crossover hides the crossover inside the basket, creating a cleaner look and easier
Specs
Specifications
| Tweeter Size (Nominal Diameter) | 0.50" (12.7 mm) |
| Nominal Impedance (Ohms) | 4-Ohm |
| Midrange Size (Nominal Diameter) | 6.75" |
| Speaker Type | 2-Way Coax |
| Midrange Mounting Depth | 2.19" (53.8 mm) |
| Power Handling (RMS) | 45 Watts RMS 90 Watts Max |
| Tweeter Mounting Depth | n/a |
| Frequency Response (Hz) | 52Hz - 20kHz |
| Mounting Hardware | Yes |
| Sensitivity (dB @ 1W/1M) | 91 |
| Grille/Trim Ring Included | Yes |
| Crossover | Tweeter High-Pass (HP): 6dB |
| Shipping Weight | 4.6 Lbs. (2.08 kg.) |
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