The Metra Electronics 89-30-0900 trim rings are presented as a practical Single-DIN mounting solution for aftermarket head units. They are molded ABS, lightweight yet durable, and include four spacer thicknesses: 0.125″, 0.250″, 0.500″, 0.750″ to accommodate varied panel gaps and mounting depths. Installation is straightforward for DIYers, fit is generally reliable, and reviewers rate them 4.4/5 from 272 reviews—what trade-offs remain for specific vehicles?
Key Takeaways
- The 89-30-0900 is a four-pack Single-DIN trim ring set made from ABS plastic with alloy steel metal parts.
- Includes four spacer thicknesses (0.125″, 0.250″, 0.500″, 0.750″) for adaptable panel gaps and mounting depths.
- Lightweight (0.32 oz / 9.07 g) and resists vibration, flex, and light heat for typical car installations.
- Installation is straightforward for DIYers, but test-fitting and correct screw length for 9–12 mm panels are recommended.
- Generally well-reviewed (approx. 4.4/5 from 272 reviews) as a cost-effective, practical solution for Single-DIN installs.
Product Specifications and What’s in the Box
Overview: The Metra Electronics 89-30-0900 Single-DIN Trim Rings come as a four-pack of ABS plastic rings designed to tidy up Single DIN head unit installations; each ring is lightweight (0.32 ounces / 9.07 g) and the full package dimensions are 12.75 x 4.5 x 0.5 inches.
The box includes four models: 89-30-0125, 89-30-0250, 89-30-0500, 89-30-0750, plus M2 fasteners in 1/8″, 1/4″, 1/2″, 3/4″.
Material: ABS plastic; metal parts: alloy steel.
What does the kit offer? Variety, measured sizes, painted exterior finish, and straightforward components for users seeking freedom from mismatched trims.
Performance, Fit and Installation Notes
Several users will find that the Metra 89-30-0900 trim rings deliver a straightforward, no-surprises fit for common Single-DIN head units, with each ring sized to accommodate panel gaps and mounting depth differences.
The set includes four rings: 0.125″, 0.250″, 0.500″, 0.750″ spacers, ABS plastic, painted finish.
How well do they perform? They resist vibration, flex, and light heat; M2 fastener compatibility suits standard installs.
Installation notes: test-fit before final mounting, use correct screw length for 9–12 mm panel thickness, trim or shim as needed.
Practical, adaptable, and liberating for DIY installers.
Value, Availability and Customer Feedback
Value assessment for the Metra 89-30-0900 centers on cost-effectiveness, availability, and what real users report; at $— (prices vary by retailer), the four-piece ABS trim ring set typically represents a low-cost solution for Single-DIN installations, offering measured benefits like four spacer thicknesses (0.125″, 0.250″, 0.500″, 0.750″) and M2 fastener compatibility. The product rates 4.4/5 from 272 reviews; it is not discontinued, shipping data varies. Practical questions: Fit? Yes for standard Single-DIN. Durability? ABS with painted finish performs adequately.
| Metric | Note |
|---|---|
| Rating | 4.4/5 (272) |
| Weight | 0.32 oz |
| Fasteners | M2, 1/8–3/4 in. |
Frequently Asked Questions
Are These Trim Rings Compatible With Double-Din Adapters?
No; they are designed for single-DIN installations only, so they won’t properly fit double-DIN adapters. The liberated user should seek purpose-built double-DIN trim or universal bezels to reclaim installation freedom.
Do the Trim Rings Come in Colors Other Than Painted Finish?
No; they are offered only with a painted finish. The observer notes limited color options, constrained by manufacturer choices, urging seekers of variety to pursue aftermarket alternatives or paint modifications to reclaim aesthetic autonomy.
Can I Paint or Customize the ABS Without Voiding Warranty?
Can they paint or customize the ABS without voiding the warranty? They may, but altering finish or structure can void coverage; the liberated consumer should check Metra’s warranty terms and seek written approval before modifying to preserve protection and freedom.
Are Replacement Fasteners Sold Separately if Lost?
Yes. They are available separately; the company or retailers typically sell M2 fasteners in specified lengths, enabling replacement without dependence on original packaging. The liberated buyer sources alloy steel M2 screws freely and confidently.
Do These Trim Rings Resist UV and Temperature Fading?
They do not claim UV or high-temperature resistance; coincidentally, the ABS painted rings weather like ordinary plastic, fade over time, and resist only moderate heat. The reader seeking durable liberation should consider UV-rated alternatives.
Conclusion
The Metra Electronics 89-30-0900 trim rings serve as a reliable bridge between aftermarket single-DIN head units and factory dashboards, offering ABS construction, four spacer thicknesses (0.125″, 0.250″, 0.500″, 0.750″), and a flexible fit. Installation notes and a 4.4/5 user rating suggest dependable performance and practical value. Consider mounting depth, panel gap size, and trim color when selecting this kit. Like a keystone, it quietly completes the installation, holding form and function together.
