2019 Nissan Frontier Speaker Sizes and Audio System Guide
2019 Nissan Frontier Speaker Sizes and Audio System Guide
This page covers the factory speaker layout, common speaker locations, and upgrade notes for the 2019 Nissan Frontier. Equipment can vary by trim, body style, or audio package, so the details here should be used as a guide and verified before ordering parts. Some models may also include tweeters or different audio equipment depending on how the truck was equipped.
Data verified by Nick Marchenko, PhD
Speaker Size Chart – 2019 Nissan Frontier
Use this table as the main reference. Fitment depends on trim, factory audio package, mounting depth, and adapter availability.
| Location | Type | Factory Size | Note |
|---|---|---|---|
| Front Door | Full-Range | 6 x 9 inch | |
| Dash Corner | Tweeter | 2.5 inch | if equipped |
| Rear Door | Full-Range | 6.5 inch |
Generic speaker location diagram. The table above shows the specific factory sizes for this vehicle. Exact location details may vary by body style and trim.
Recommended Speakers for the 2019 Nissan Frontier
Selected aftermarket speakers that match the factory sizes for this vehicle. Always verify mounting depth, connector type, and audio package before ordering.
6.5" Speakers
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Speaker Count by Trim – 2019 Nissan Frontier
Speaker count and audio equipment vary by trim and factory audio package. This table lists known configurations from our database.
| Trim | Speakers | Amplifier | Radio | Navigation |
|---|---|---|---|---|
| PRO-4X 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 10 | std | SiriusXM AM/FM/Satellite, seek-scan | ✓ |
| PRO-4X 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 10 | std | SiriusXM AM/FM/Satellite, seek-scan | ✓ |
| SL 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 10 | std | SiriusXM AM/FM/Satellite, seek-scan | ✓ |
| SL 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 10 | std | SiriusXM AM/FM/Satellite, seek-scan | ✓ |
| Desert Runner 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| PRO-4X 4x4 King Cab 6 ft. box 125.9 in. WB | 6 | – | SiriusXM AM/FM/Satellite, seek-scan | ✓ |
| S 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| S 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| S 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| SV 4x2 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| SV 4x2 Crew Cab 6 ft. box 139.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| SV 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| SV 4x4 Crew Cab 4.75 ft. box 125.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| SV 4x4 Crew Cab 6 ft. box 139.9 in. WB | 6 | – | AM/FM stereo, seek-scan | – |
| Desert Runner 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | AM/FM stereo, seek-scan | – |
| S 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | AM/FM stereo, seek-scan | – |
| SV 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | AM/FM stereo, seek-scan | – |
| SV 4x4 King Cab 6 ft. box 125.9 in. WB | 4 | – | AM/FM stereo, seek-scan | – |
| SV-I4 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | AM/FM stereo, seek-scan | – |
| SV-I4 4x2 King Cab 6 ft. box 125.9 in. WB | 4 | – | AM/FM stereo, seek-scan | – |
Data sourced from manufacturer specifications. Verify with the window sticker or dealer before ordering audio components.
Vehicle and Audio System Specifications
This block helps identify the vehicle and its audio system configuration for fitment decisions.
What Speakers Fit the 2019 Nissan Frontier?
Aftermarket fitment should start with the factory speaker locations listed for this Frontier, but diameter alone is not enough. Based on generation data, the truck uses different audio layouts depending on trim, so verify the exact speaker location, mounting depth, connector type, and whether your vehicle has a factory-amplified system before ordering. Some trims may also include tweeters if equipped, and speaker counts can vary from 4 to 10.
Usually Safe Upgrades
- If your vehicle uses the 6 x 9 inch front door location, look for aftermarket speakers that match that opening and confirm depth and mounting style before buying.
- If your vehicle uses the 6.5 inch rear door location, choose speakers sized for that position and verify the connector and clearance behind the panel.
- If your vehicle has the 2.5 inch dash corner tweeter location, only consider tweeter replacements if equipped and confirm the factory layout first.
- If your vehicle has a factory-amplified audio system, make sure the replacement speakers are compatible with that setup and verify the trim-specific audio package.
Check Before Buying
- Verify your trim and audio package first, because speaker count and equipment can vary across the 2019 Frontier lineup.
- Confirm the exact speaker location in your truck before ordering, since the available data is based on generation information and should be verified before purchase.
- Measure mounting depth and check for any bracket or adapter needs so the new speaker fits the opening correctly.
- Inspect the factory connector style and wiring path, especially if your vehicle has a premium or amplified audio system.
- Do not assume every Frontier has the same speaker layout, because the available trim data shows multiple audio configurations.
Installation Notes
The 2019 Nissan Frontier uses generation-based speaker data, so verify the exact setup before ordering parts. Based on the available data, front door speakers are 6 x 9 inch full-range units, rear door speakers are 6.5 inch full-range units, and dash corner tweeters may be present if equipped. Speaker count can vary from 4 to 10 depending on trim and audio package, so factory amplifier details should be verified by trim and audio package. Panel removal is usually the first step, and trim clips should be handled carefully to avoid breaking them. Check speaker depth before choosing replacements, especially in the front doors where clearance can be limited. Mounting adapters may be needed to adapt aftermarket speakers to the factory openings, and harness adapters help avoid cutting the original wiring. If your vehicle has the factory subwoofer, plan for extra integration work and confirm the signal path before installation. Always test polarity, balance, and fade before reassembling the panels.
Moderate difficulty, since trim differences, speaker depth, and possible factory audio variations can affect the installation.
Common Mistakes When Replacing Speakers
The most common Frontier audio upgrade mistakes come from assuming every truck uses the same speaker layout or trim equipment.
- Buying based only on the body-style label instead of checking actual speaker locations on the vehicle.
- Assuming every 2019 Frontier has the same speaker count, since the trim data shows systems ranging from 4 to 10 speakers.
- Skipping trim and audio package verification, even though factory amplifier details should be checked by trim and audio package before ordering parts.
- Ignoring mounting depth and connector style, which can cause fitment problems even when the speaker size looks correct on paper.
- Overlooking tweeters if equipped and treating them as standard equipment, which can lead to incomplete parts selection.
- Reassembling the door or dash panels before testing the new speakers, wiring, and balance settings to confirm everything works correctly.
Generation & Model Family
The 2019 Nissan Frontier belongs to the Second generation (D40) - Facelift (2009–2021) family. Nearby model years often share similar speaker locations and audio layouts, but exact fitment can vary by trim and audio package – verify before ordering.
Recommended Upgrade Path
The 2019 Nissan Frontier can be equipped with different audio setups depending on trim, so equipment can vary from one truck to another. Based on generation data, the front stage is the best place to start for cleaner sound, while larger system gains usually come from adding support for bass, volume, or a more balanced speaker layout.
| Goal | Best Upgrade Path | Why |
|---|---|---|
| Better clarity | Start with the front door speakers and, if equipped, the dash corner tweeters. A front-stage upgrade with quality speakers can sharpen vocals, improve detail, and clean up the upper range. | The front speakers do most of the work for music detail, and the optional tweeters can add clarity when they are part of the truck’s audio setup. |
| More bass | Add an aftermarket subwoofer to complement the factory speakers and fill in the low end. If the truck has a premium audio package, verify how the system is configured before choosing subwoofer integration parts. | A dedicated subwoofer is the most effective way to add low-frequency output without asking the door speakers to do too much. |
| Louder sound | Properly matched speakers and amplifier integration can improve volume and reduce distortion. Verify factory amp and premium system details by trim and audio package before adding aftermarket amplifiers. | Higher output works best when the speakers and amplification are matched to the truck’s existing audio setup. |
| Budget improvement | Replace the front door speakers first with same-size replacement speakers and the correct mounting brackets. This gives the biggest everyday improvement for the money because the front speakers handle most listening. | A front-speaker-first approach improves the sound where it matters most without needing a full system overhaul. |
| Factory look | Use same-size replacement speakers with the correct mounting brackets and harness adapters for a clean install that preserves the factory wiring and appearance. | This approach keeps the cabin looking original while still improving sound quality. |
Mounting Adapters and Wiring
The same nominal diameter does not guarantee a direct mount. Before ordering, confirm:
- Speaker depth: Aftermarket speakers often have larger magnets – measure available depth at each location.
- Mounting brackets: Door locations typically need a bracket or spacer to clear the window regulator and achieve correct mounting depth.
- Wiring harness adapters: Use a plug-and-play harness adapter to preserve factory wiring.
- Tweeter mounting cups: Replacing OEM tweeters may require surface-mount cups or brackets depending on the location.
- Factory or premium amplified systems: If the vehicle has a premium or factory-amplified audio system, confirm how the factory radio, amplifier, and speakers are connected before adding aftermarket amplifiers. Depending on the setup, a line output converter, DSP, integration harness, or professional installation may be needed.
- Connector type: Factory connectors vary by trim and model year – confirm compatibility before splicing or using an adapter.
Frequently Asked Questions
What size are the front door speakers in a 2019 Nissan Frontier?
Based on generation data, the front door speakers are 6 x 9 inch full-range units. Speaker location data for 2019 should be verified before ordering because the available layout is based on the same generation.
What size are the rear speakers in a 2019 Nissan Frontier?
Based on generation data, the rear door speakers are 6.5 inch full-range units. Verify the exact setup before buying parts, since the 2019 speaker layout is shown from the same generation.
Does the 2019 Nissan Frontier have a factory subwoofer?
A factory subwoofer is not listed in the available data. If your truck has an upgraded audio package, verify the system by trim and equipment before choosing subwoofer-related parts.
Can I replace the speakers without replacing the radio?
Yes, speaker replacement can be done while keeping the factory radio. The best match depends on the trim and audio package, so verify the speaker count and locations before ordering parts.
Do I need mounting adapters for speaker upgrades?
Mounting adapters may be needed depending on the speaker size and the location being replaced. Check the front door and rear door sizes carefully, and verify fitment before ordering any install hardware.
Does the 2019 Nissan Frontier have a factory amplifier?
Factory amplifier details should be verified by trim and audio package. The available data shows it is present on some trims, but it is not universal across the model range.