Cascadia Amber LED Marker Light - 2018-2026 Low Profile - A66-01728-001

Keep your Cascadia visible and compliant with this premium Cascadia Amber LED Marker Light by FleetPro Parts & Tires. Designed specifically for the Freightliner Cascadia P4 (model years 2018 through 2026 and newer), this low-profile amber lamp provides essential side-clearance lighting. Whether you are installing it on the driver side or the passenger side, this unit offers a precise OE-style fit and the long-lasting reliability of LED technology. We stock these heavily right here in our Hanover Park, Illinois warehouse to ensure lightning-fast shipping for fleets across the Midwest and nationwide.

Low Profile Efficiency: The Cascadia Amber LED Marker Light Advantage

This Cascadia Amber LED Marker Light features a sleek, aerodynamic design that matches the factory styling of 2018-2026+ Freightliner models. It utilizes high-output amber LEDs that consume significantly less power than traditional incandescent bulbs, built to withstand the high-vibration environment of the hood or cab. Note: This light features a weather-sealed 2-pin connector for a secure, corrosion-free interface with the factory wiring harness.

As we continue to build the largest inventory of commercial truck parts in Illinois, we prioritize lighting components that match modern chassis aesthetics. This light is a direct professional-grade replacement for Freightliner A66-01728-001, A66-01728-003, and A66-01728-004. Engineered to fleet standard levels, it meets all DOT and SAE requirements for side marker lamps, ensuring your rig stays road-legal and safe.

Vehicle Fitment & Compatibility

This LED marker light assembly is precision-engineered for the following applications:

• Make: Freightliner
• Model: Cascadia (P4 Generation)
• Years: 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026+
• Position: Universal (Fits BOTH Driver Side / LH and Passenger Side / RH)

Direct Replacement & Cross-Reference Numbers:

This marker lamp serves as a direct exact-fit replacement for the following part numbers:

• Freightliner OEM: A66-01728-001, A6601728001, A66-01728-003, A6601728003, A66-01728-004
• Automann: 564.46094
• Industry Cross-References: 6529A, 689-6529A, 052-56446094

Technical Specifications

• Position: Universal Side Marker
• Lighting Technology: High-Output Amber LED
• Profile: Aerodynamic Low-Profile Design
• Connection: Weather-Sealed 2-Pin Connector
• Compliance: DOT & SAE Certified
• Brand: FleetPro Parts & Tires