3M 7000148621 Diamond Grade Conspicuity Marking Tape Red

Product Description

The 3M 7000148621 is a Diamond Grade conspicuity marking tape designed for high-visibility safety marking on trucks, trailers, and large commercial vehicles. This product uses microprismatic sheeting technology to deliver bright, retroreflective performance in low-light and nighttime conditions. It comes in red and ships as a single roll measuring 4 inches wide by 150 feet long. The tape features a pressure-sensitive adhesive with a release liner and an applied premask layer, allowing technicians to cut and position strips cleanly during installation. It is intended for fleet maintenance crews, body shops, and safety compliance work.

This tape is used on the sides and rear of commercial trucks, trailers, flatbeds, and other large vehicles where conspicuity marking is required for DOT compliance and nighttime visibility. Pre-cut strip application makes it practical for field use without specialized tooling. The red color is commonly used in combination with alternating white or silver segments to meet federal motor carrier safety marking standards. Installers working on new trailer builds and refurbishment projects rely on this format for consistent, repeatable results across large fleets.

Key Features

• Microprismatic sheeting construction for high retroreflective brightness
• Pressure-sensitive adhesive with release liner for clean, controlled application
• Premask included to maintain strip alignment during installation
• Roll format: 4 inches wide by 150 feet long
• Red color suitable for alternating conspicuity marking patterns
• Designed for exterior mounting on trucks, trailers, and large vehicles

Compatibility

Designed as an OEM-style conspicuity marking solution for exterior application on commercial trucks, trailers, and large vehicles requiring retroreflective safety tape.

Installation Notes

Surface preparation is critical before applying pressure-sensitive reflective tape — clean the substrate thoroughly to remove oil, dirt, and moisture. Apply in ambient temperatures appropriate for the adhesive system and press firmly along the full length to ensure bond contact. No power disconnection is required, but follow applicable FMCSA and DOT marking placement requirements for commercial vehicle conspicuity. Trim strips with a sharp utility knife for clean edges at corners and transitions.

Technical Specifications

• Width: 4 inches
• Length: 150 feet
• Color: Red
• Construction: Microprismatic retroreflective sheeting
• Adhesive Type: Pressure-sensitive with liner and premask
• Unit of Measure: Roll
• Weight: 7.4 pounds
• UPC: 00051135308868

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000148621