Rockford Fosgate R165X3 Prime

Rockford Fosgate R165X3 Prime 6.5 Inch Full Range Speaker Reviews

Today we will discuss Rockford Fosgate R165X3 Prime. When you buy a product for your need, how many times your expectation matches with your satisfaction? Or did your satisfaction exceed your expectations ever?

I think most of the cases the answer is not quite satisfactory.

We always want the best thing for us, but the success ratio of our finding is not pleasing.

I am sure, by this time, you are searching for the full-range speaker for your car to take your music experience to a new level or make your next hangout more enjoyable, and you are hoping for the best deal as well as fearing of being failed.

I don’t know how many times you have failed. This time, I am here to make you a winner by getting the best one.

Let me introduce you to Rockford Fosgate R165X3 Prime 6.5-Inch Full-Range 3-Way Coaxial Speaker from Rockford Fosgate Prime Series

Rockford Fosgate Punch P1692
Rockford Fosgate Punch P1692

Rockford Fosgate R165X3 Reviews And Key Features:

If you are looking for fantastic sound quality at an improbable value, the Rockford fosgate 6.5 inch speakers is your calling card. This full-range speaker is designed using high-quality materials and manufactured with updated technology.

R165X3 Prime is far better than previous speaker models of Rockford Fosgate in terms of sound efficiency. The speaker is a superior choice for factory door speakers if you are not about to spend a ton of money for speaker replacement.

In R165X3 Prime, you will have all the fantastic features and benefits that an ideal coaxial speaker has. It’s designed with a polypropylene cone that will provide you punchy sound with quick transitions from note to note.

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The speaker is surrounded with rubber materials that ensure linear movement of the cone with great excursion. Besides, the shallow mounting depth and a wide frequency response facilitate easy fitment assuring the maximum performance of the speaker. Ultimately the speaker has everything to impress the music lovers.

Aren’t they enough?

Curious to know more?

Let me thrash out the details of features and benefits of Rockford Fosgate R165X3 Prime Coaxial Speake.

Fantastic Crossovers:

The crossovers provide specific frequencies to the exact drivers that facilitate the drivers to produce eminence sound respectively, the low-frequency driver produces low, and the high-frequency driver produces high sound. Rockford Fosgate car speaker’s crossovers are designed with premium quality materials for delivering high-quality music with low level of distortion.

3-way Speakers:

Basically, a 3-way speaker adds either a midrange driver or a super tweeter here the Rockford Fosgate adds an individual super tweeter along with woofer and tweeter for delivering more realistic sound than other speakers. In a 3-way speaker, tweeter is built into the woofer, so you require less space for installation.

Rockford Fosgate R169x3 Prime Car Speaker Reviews

Built-in Super Tweeter:

The super tweeter is a specialized speaker used in coalescence with the regular tweeter that is able to handle the highest frequencies in an audio track. But In 3-way speakers, the super tweeter is built-in for sharper separation of different frequencies. The separation saves your music from some unexpected frequencies and will make the sound crystal clear.

Silk Dome Tweeter:

Most cases tweeter is made with metal or textiles (silk). Rockford Fosgate Prime uses 2-1/8″ Silk Dome Piezo mid-range tweeter that tends to sound warm, mellow, and refined. Silk dome tweeter enables the speaker to deliver balanced life-like tone in the music that also adds extra stiffing for improved damping.

Rockford Fosgate R165X3 Prime 6.5" Full-Range...
  • The Prime R165X3 is a pair of 6.50" 3-Way Full...
  • The 6.5” speakers have a mounting depth of 2.15"...
  • Perfect for replacing factory speakers, they...

Polypropylene Cone:

Polypropylene is a widely-used material for car speakers. The cone of Rockford Fosgate Prime is made with polypropylene which produces neutral sound and protects the sub-woofer from mildew, moisture, and mold. Where cone is the reason we hear the music the polypropylene assures the best experience of the music.

Low Impedance:

The impedance level decides which extra component can be added to the speaker to upgrade the sound quality of the speaker. The low impedance of Rockford Fosgate Prime allows you to install an extra amplifier to boost up the sound of your speaker.

Frequency Response and Sensitivity:

The speaker is proficient in producing the sound 52-20,000 Hz frequency range with a sensitivity of 91dB.

Grille Guard and Power Capacity:

The speaker has a Power Handling (RMS) capacity of 45 Watts RMS, 90 Watts in maximum. It also used a grille guard that defended the speaker from any hit.

Rockford Fosgate R169x3 Prime Car Speaker Reviews

The Design is Perfect for:

  1. Almost all OEM vehicles
  2. Door speaker replacement
  3. Vehicles stereo systems that support full range speakers.


  1. Built-in super tweeter.
  2. Silk dome instead of paper made dome.
  3. Low impedance.
  4. Rubber surrounded crossovers.
  5. Polypropylene Cone.
  6. Grille guard.


  1. Definitely not cold weather speakers.
  2. Unable to produce very deep bass.
  3. Had to modify mounting brackets.
  4. Not much bass at all, but its descent.
  5. The carbon is not the strongest material, can be flimsy.
  6. Inaccurate diameter.
Rockford Fosgate P3D2 15 Inch 1200 Watts
Rockford Fosgate P3D2 15 Inch

Frequently Asked Questions (FAQ):

What is the RMS wattage?

The RMS wattage is 45 watt for the 6.5″ and 65 watt for 6×9.”

Does it good for bass?

Average level basically, this speaker is for mid and high ends only.

Does it have an adjustable tweeter?

No, everything is fixed in place.

How many speakers are in the package?

1 pair/ 2 speakers.

What About RMS Wattage?

45-watt RMS for the 6.5 speakers” and 65-watt RMS for the 6×9 speaker

Rockford Fosgate R165X3 Prime
Rockford Fosgate R165X3 Prime

Final Verdict

One thing is very true for this speaker that this time your expectation will not mismatch with your satisfaction. The speaker is a proud member of Rockford Fosgate’s Prime Series which is acclaimed by the users for its sound efficiency and performance.

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