Why Choose This Freightliner Cascadia Black Single LED Fog Light
This Freightliner Cascadia black single LED fog light is built for truck owners, fleets, and repair shops replacing a damaged, worn, or outdated fog light on select Cascadia trucks. It combines a single CREE-type LED, 1000 lumen output, original-style reproduction, and OE-style socket connection for a fitment-focused replacement.
Based on the supplied application data, this product fits 2018-2023 Freightliner Cascadia trucks.
Key Features & Benefits
Built for 2018-2023 Freightliner Cascadia Trucks
This black single LED fog light is listed for 2018-2023 Freightliner Cascadia applications based on the supplied product data. Always confirm your truck year, side requirement, bumper setup, and existing fog light part number before ordering.
Single CREE-Type LED Output
This Competition Series fog light features a single super bright CREE-type LED rated at 1000 lumens. That gives this SKU a clear identity compared to 2 LED, 6 LED, 34 LED, and other multi-LED Cascadia fog light options.
Black Competition Series Styling
The black finish gives this Freightliner Cascadia fog light a darker, cleaner front-end appearance. It is a strong option for trucks with black trim, dark grille accents, blackout-style lighting, or a more modern custom look.
Original-Style Lens and Housing Reproduction
The supplied product data describes this fog light as a quality reproduction of the original-style lens, inner housing, and back housing. This keeps the product positioned as a Cascadia-specific replacement, not a universal fog light.
Durable ABS Housing
The durable ABS housing includes OE-spec mounting flanges based on the supplied data. This supports the listed Freightliner Cascadia application and helps buyers confirm it is built around the original-style mounting layout.
Direct Bolt-On Design
This fog light is listed with an easy installation direct bolt-on design. Always inspect the existing mounting area and hardware condition before installation.
OE-Style Socket Connection
This fog light uses an easy plug-in design with an OE-style socket. Inspect the existing socket, connector, and wiring condition before installation, especially on trucks with previous front-end damage or wiring repairs.
Driver and Passenger Side OEM References
This product has separate OEM replacement references based on side:
- Driver side: OEM #A66-03653-002
- Passenger side: OEM #A66-03653-003
Confirm the correct side before ordering.
DOT/SAE and FMVSS 108 Listed
The supplied product data lists DOT/SAE and FMVSS 108 information for this fog light. Confirm product labeling and local requirements before installation if compliance is important for your application.
Performance / Compatibility / Use Case
Best Use: Cascadia Black Single LED Fog Light Replacement
This product is best used as a black single LED fog light replacement or upgrade for 2018-2023 Freightliner Cascadia trucks. It is suited for owner-operators, repair shops, fleets, and truck owners refreshing or repairing the front bumper fog light area.
Black vs Chrome Version
Choose the black version if you want a darker, cleaner front-end appearance that pairs well with black trim or blackout-style lighting. Choose the chrome version if you want a brighter polished look. Both versions should still be selected by verified year range, side requirement, socket style, and quantity.
Driver and Passenger Side Application
The product name states Driver & Passenger, and the supplied data provides separate OEM references for each side. Confirm the listing setup before ordering to verify whether the product is sold as a pair, side-specific options, or individual replacement lights.
Different From Other Cascadia Fog Light Versions
This is the black single LED 1000 lumen Competition Series version. It should be separated from the chrome single LED version, 800 lumen high power LED version, 2 LED fog/driving assembly, 6 LED fog light, and 34 LED fog light with light bar.
Installation / Fitment / Technical Details
Installation depends on the truck year, side, bumper condition, mounting flange condition, connector condition, and existing wiring. The supplied product data confirms direct bolt-on design, OE-style socket connection, OE-spec mounting flanges, and side-specific OEM references.
Before ordering or installing, check:
- Truck year and model
- Driver side or passenger side requirement
- Driver side OEM #A66-03653-002
- Passenger side OEM #A66-03653-003
- Existing bumper mounting area
- Existing wiring and socket condition
- Whether the listing is sold individually, as a pair, or as side-specific variations
- Final fog light aim after installation
Build Quality / Materials / Warranty / Trust Signals
This Freightliner Cascadia black single LED fog light includes a CREE-type LED rated at 1000 lumens, original-style lens reproduction, original-style inner and back housing reproduction, durable ABS housing, OE-spec mounting flanges, direct bolt-on design, OE-style socket connection, DOT/SAE and FMVSS 108 listing information, and 1-year warranty based on the supplied product data.
Build details beyond the supplied information may vary by SKU. Check the product listing or contact BTS Lighting before ordering if you need exact item number, side confirmation, package quantity, voltage, IP rating, or hardware details.
What’s Included
- Black single LED fog light
- Durable ABS housing with OE-spec mounting flanges
- Driver and/or passenger side configuration depending on listing setup
Package contents beyond the fog light assembly are not confirmed. Check the product listing or contact BTS Lighting to confirm whether both sides, mounting hardware, wiring adapters, or instructions are included.
Frequently Asked Questions
What Freightliner Cascadia years does this black single LED fog light fit?
This fog light is verified for 2018-2023 Freightliner Cascadia trucks based on the supplied application data.
Is this an LED fog light?
Yes, this is a single LED fog light. The supplied product data lists a super bright CREE-type LED with 1000 lumen output.
What is the lumen rating?
This fog light is rated at 1000 lumens based on the supplied product data. Use that rating only for this exact SKU.
What is the difference between the black and chrome version?
The black version has a darker, more custom appearance, while the chrome version has a brighter polished look. Choose based on your truck’s front-end styling, but confirm fitment, side, and quantity before ordering either version.
What makes this different from the 800 lumen Cascadia fog light?
This version uses a single CREE-type LED rated at 1000 lumens. The 800 lumen version is a different high power LED Cascadia fog light and should be listed separately.
Does this fog light fit the driver side or passenger side?
The product name states Driver & Passenger, and the supplied data lists separate OEM references for each side. Confirm the listing setup before ordering to verify whether you are buying one side, both sides, or selecting a side variation.
What OEM number does the driver side replace?
The driver side replaces OEM #A66-03653-002 based on the supplied product data. Confirm the correct side before ordering.
What OEM number does the passenger side replace?
The passenger side replaces OEM #A66-03653-003 based on the supplied product data. Confirm the correct side before ordering.
Does this fog light use an OE-style socket?
Yes, the supplied product data states this fog light has an easy plug-in design with an OE-style socket. Inspect your existing socket and wiring condition before installation.
Is this fog light direct bolt-on?
The supplied product data lists an easy installation direct bolt-on design. Mounting condition, hardware condition, and truck fitment should still be checked before installation.
Is this fog light DOT/SAE or FMVSS listed?
Yes, the supplied product data lists DOT/SAE and FMVSS 108 information for this fog light. Confirm product labeling and local requirements before installation if compliance is important.



















