Dorman - HD Solutions Vehicle Speed Sensor Heavy Duty with Durable Design for 1990-89 Mack CH 1990-81 Mack DM 1990-81 Mack MR 1990-81 Mack RD 505-5507CD

Vehicle Speed Sensor for 1990-89 Mack CH 1990-81 Mack DM 1990-81 Mack MR 1990-81 Mack RD that replaces the factory sensor to restore accurate speed readings.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Heavy duty construction for long‑lasting performance
• Matches original fit and function on specified Mack models
• Durable design engineered for reliability
• Easy installation with standard mounting hardware

Benefits

• Accurate speed readings for better vehicle diagnostics
• Reliable operation in demanding work‑truck environments
• Reduced maintenance costs by eliminating premature wear
• Confidence that the sensor will perform like OEM

Application

This part is ideal for fleet operators, repair shops, and owners of Mack trucks needing a dependable replacement to keep their vehicles running smoothly.

Fitment Notes

• Fits 1990‑89 Mack CH, 1990‑81 Mack DM, 1990‑81 Mack MR, 1990‑81 Mack RD

Why Choose Dorman - HD Solutions?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct‑fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• Included items not specified by the manufacturer.

Item Dimensions

• Dimensions: 3.0in x 4.0in x 8.0in, Weight: 0.3lbs