2018 Volkswagen Jetta Speaker Sizes

The 2018 Volkswagen Jetta speaker size chart provides factory specifications for audio system locations throughout the vehicle. Information includes replacement and aftermarket speaker sizes for A-pillar, front door panel, and rear door panel positions. Details support audio system upgrade planning with standard factory speaker specifications and compatible aftermarket options.

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Speaker Details by Location
Location Size Type Notes
A-Pillar 1.5 Tweeter
  • Requires panel disassembly
  • Professional installation recommended
  • Low replacement priority
  • Replacement difficulty: high
Front Door Panel 6.75 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Rear Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • Medium replacement priority
  • Replacement difficulty: low

2018 Volkswagen Jetta Speaker Replacement Summary

3 total positions
2 easy to replace
1 high priority
1 professional only

Replacement difficulty:

Low: 2 Medium: 0 High: 1

Replacement priority:

High: 1 Medium: 1 Low: 1

2018 Volkswagen Jetta Radio Slot Size (DIN)

DIN Type Size (inch) Size (mm) Notes
Single DIN or Double DIN 7"×2" or 7"×4" 180×50 or 180×100 Vehicle supports both radio sizes
  • Always measure the slot before purchasing a new radio
  • Check slot depth - it may vary

Additional Notes

  • The 2018 Volkswagen Jetta features a three-position speaker configuration with A-pillar tweeters and door-mounted woofers, suggesting a factory component speaker setup that separates high-frequency and mid-to-low frequency reproduction.
  • Front door speakers at 6.75 inches differ slightly from the 6.5-inch rear door units, which may indicate the front position receives priority in the factory audio design and could be the logical starting point for aftermarket upgrades.
  • The 1.5-inch A-pillar position accepts only tweeter installations, maintaining the separated frequency approach rather than allowing coaxial speaker configurations in that location.
  • Both midbass and full-range speaker types are listed as compatible for door positions, giving flexibility to either maintain a component system with separate tweeters or switch to coaxial designs that would leave the A-pillar locations unused.
  • The dual-DIN radio compatibility alongside the single-DIN option suggests the dashboard can accommodate larger touchscreen head units without modification, potentially supporting more advanced audio processing capabilities.
  • The size difference between front and rear doors means separate speaker models would be required for a complete four-door upgrade, as the 6.75-inch and 6.5-inch specifications are not interchangeable.
  • Component speaker systems designed for this configuration would typically route higher frequencies to the A-pillar tweeters while directing midrange and bass content to the larger door-mounted drivers, potentially offering improved soundstage and imaging compared to coaxial alternatives.