# Maxxima M98097 4-Inch Back-Up Alarm

The Maxxima M98097 is a grommet-mounted back-up alarm listed for trucks and heavy-duty vehicles. Its standard 4-inch grommet fit, PL-3 connection and stated 12–24V DC range make fit and vehicle voltage key checks before purchase.

- [Original product page](https://best-deals.pro/product/maxxima-m98097-4-inch-back-up-alarm)
- [View offer](https://best-deals.pro/visit/maxxima-m98097-4-inch-back-up-alarm)
- Market: US
- Language: en-US
- Currency: USD
- Brand: Maxxima
- Model: M98097
- Category: Cars & Motorcycles > Auto Parts & Maintenance > Vehicle Lighting & Signals
- Price: 32.85 USD
- Previous price: 38.72 USD
- Discount: 15%
- Price checked: 2026-11-14T05:47:21.106Z
- Rating: 4.7 / 5
- Reviews: 22

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Designed for a standard 4-inch grommet installation.
- The listing describes a single-tone alarm and a 5-inch pigtail with a PL-3 plug.
- The manufacturer describes epoxy-filled electronics for moisture and dust protection and a reinforced nylon housing.

## Pros

- The standard grommet fit and PL-3 connection are specified, helping buyers compare the alarm with an existing installation.
- Manufacturer-listed moisture and dust protection may suit demanding vehicle environments.

## Specifications

### Identity and fit
- Brand: Maxxima
- Model: M98097
- Mounting fit: Fits Standard 4” Grommet
- Compatible vehicles: Trucks, Heavy Duty Vehicles
### Electrical and sound
- Voltage: 12-24VDC Multi-Voltage
- Sound level: 97 db
- Tone: single tone at a frequency of 1,250Hz
### Construction and claims
- Standard: SAE J994 compliant
- Electronics protection: Epoxy-Filled Electronics Provide Moisture and Dust Protection
- Housing: Reinforced Nylon Housing
- Warranty description: 2 year manufacturer

## Before you buy

- The listing is inconsistent about sound level: the title and product description state 97dB, while a feature bullet says 98dB. It gives 12–24VDC in one feature and 12-24VDC Multi-Voltage in another, and the supplied details do not confirm whether M50400-B is included despite the bullet's inclusion claim. Verify the selected listing and compatibility before ordering.

## A good fit for

- Truck and heavy-duty vehicle owners replacing or adding a grommet-mounted back-up alarm.
- Buyers whose installation uses a standard 4-inch grommet and a compatible PL-3 connection.

## Less suited to

- Buyers who need a confirmed sound output or voltage specification without resolving the listing inconsistencies first.
- Installations that do not use the stated grommet fit or compatible electrical connection.

## Customer feedback

Aggregate ratings lean positive, with many five-star ratings and a smaller share of four- and three-star ratings. No written customer feedback is supplied, so these figures do not establish specific strengths, concerns or performance in a particular vehicle installation.

## Frequently asked questions

### What vehicles is the Maxxima M98097 listed for?
It is listed for trucks and heavy-duty vehicles. Check your vehicle's voltage, grommet and connector requirements before buying.
### What mounting and electrical connection does it use?
The listing says it fits a standard 4-inch grommet and has a 5-inch pigtail with a PL-3 plug.
### Is the alarm rated at 97dB or 98dB?
The title and product description say 97dB, while a feature bullet says 98dB. The supplied listing does not resolve the difference.
### Is the M50400-B grommet included?
A feature bullet says M50400-B is included, but the package contents are not independently specified here. Confirm the selected listing's kit.

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## Add-ons

- [Grote 91740 Open Grommet For 4" Round Lights](https://best-deals.pro/visit/maxxima-m98097-4-inch-back-up-alarm)
- [Grote 55162 Round LED Stop Tail Turn Light with Integrated Backup - 4", Integrated 4-Pin Hard Shell Termination, Red](https://best-deals.pro/visit/maxxima-m98097-4-inch-back-up-alarm)

## Images

![Maxxima M98097 4-Inch Back-Up Alarm — 1](https://best-deals.pro/i/aMwmsDnvVnTldr-Wzaz8fAjB-NkR7xIx8LB9PMvySNpq7hdrVZAkAZSmQ7HvLPJrlTOet1oiQV_rjddVDUadzpcvwhOnuqVzvLiU_6oFNhcPwpCieprRCIaq.jpg)

![Maxxima M98097 4-Inch Back-Up Alarm — 2](https://best-deals.pro/i/LeGG8H2MifQ7ReTowFy9sTgyZhWhiBnOrNC8XzWq55yGCuGmT3JG2y0rD3gRftE6B0poGaxnEU9_86jSYQW-kMpuYWB9Cf3cF8tCYMejU6EMYED8p2Ot8XSy.jpg)

![Maxxima M98097 4-Inch Back-Up Alarm — 3](https://best-deals.pro/i/EL61tzqRIBmttDQhDRb3YwtPITRsZoB7pRB4TFnI0zVQ8BXKdcjX9lbZhUtLyv81T0eUFhd-ZdZlZBrwHskMUEkyPTsO4Nq-aoZBgjmV1_fhq8Q2D0g1u0xt.jpg)

![Maxxima M98097 4-Inch Back-Up Alarm — 4](https://best-deals.pro/i/0d97kxcHQf9zqnxpjBS6coI4GIzMBPHVPaNsuArKiV8X-XFd9qp_1br64sDr1UAes7Rkb8TgEXYDdxXkTs1Ew4kiwscoWITrXl0HMs9vsCBEV_SAC7aQEUM0.jpg)

![Maxxima M98097 4-Inch Back-Up Alarm — 5](https://best-deals.pro/i/2eLiJsBQoLxI7lQv2sYx3GWfJrPmCHq8hyGZ-THmjoAFwVG2uDaDON7MgJF3NgQ1wHKblSOKeSYjV9kIfwXtPr1fmo3Yp6B8T-8FEJZflSrLpr9q1XgEgJPR.jpg)

![Maxxima M98097 4-Inch Back-Up Alarm — 6](https://best-deals.pro/i/Pw0z0xL7twaZo3hUARRsiT1oRVrcHNMOdDMCXzk_0tEADsPnGMYsJTUNhcsN_YPwXVk7QSDpzkaAaK7eVIHlxqRYB97nnc-4-Bb-YSwCTnBPmpEWDhzlLVaG.jpg)