TecNiq T40 4″ Round LED Tail Light Kits, Stop Tail Turn, Flange Mount

TecNiq T40 4″ Round LED Stop Tail Turn Light Kit, Flange Mount

Upgrade your trailer lighting with genuine TecNiq T40 4″ round LED stop, tail, and turn lights. Designed for trailers, truck bodies, service vehicles, commercial vehicles, and custom builds, this complete kit delivers dependable rear signaling in a durable flange-mount fixture.

Available with clear or red lenses and your choice of AMP connectors, Tri-Pole connectors, or pigtail wiring, the TecNiq T40 provides bright, highly visible LED stop, tail, and turn lighting for improved safety and reliability.

Built in the USA and backed by a TecNiq Limited Lifetime Warranty, the T40 features IP68 waterproof construction, TecSeal urethane-potted electronics, UV-resistant polycarbonate housings, and a 100,000+ hour service life for reliable performance in demanding environments.

Free shipping in the lower 48 states.

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What’s Included

• (2) TecNiq T40 LED Stop, Tail & Turn Lights
• (6) Heat Shrink Solder Connectors
• (6) Quick Splice Connectors
• (2) Wiring Connectors (AMP or Tri-Pole, depending on selected configuration)

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Choose Your Light Configuration

• T40-RCFA-1 – Clear Lens / Red LED / AMP Connector / Flange Mount
• T40-RCFP-1 – Clear Lens / Red LED / Pigtail Wiring / Flange Mount
• T40-RCFT-1 – Clear Lens / Red LED / Tri-Pole Connector / Flange Mount
• T40-RRFA-1 – Red Lens / Red LED / AMP Connector / Flange Mount
• T40-RRFP-1 – Red Lens / Red LED / Pigtail Wiring / Flange Mount
• T40-RRFT-1 – Red Lens / Red LED / Tri-Pole Connector / Flange Mount

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Stop, Tail & Turn Lighting

The TecNiq T40 combines stop, tail, and turn functions into one compact 4″ round LED light. Its efficient design provides excellent visibility while fitting a wide range of trailer and commercial vehicle applications.

Clear Lens or Red Lens Options

Choose a clear lens for a modern appearance or a red lens for a traditional trailer light look. Both versions provide bright red LED stop, tail, and turn lighting.

Durable Flange-Mount Installation

The T40 flange-mount design provides a clean finished appearance while simplifying installation. The integrated mounting flange allows direct surface mounting to trailers, truck bodies, utility vehicles, service bodies, and commercial equipment.

AMP, Tri-Pole, or Pigtail Wiring Options

Select the wiring configuration that best fits your application. AMP and Tri-Pole connector versions provide quick-connect installation and easier future serviceability, while pigtail versions feature integrated wire leads for direct hardwired installation.

Built for Harsh Environments

Featuring TecSeal urethane-potted electronics, impact-resistant polycarbonate construction, and an IP68 waterproof rating, the T40 is engineered to perform in rain, mud, dust, road salt, vibration, and demanding outdoor conditions.

Made in the USA

TecNiq manufactures the T40 in the United States using premium materials and rigorous quality standards. Each light is backed by TecNiq’s Limited Lifetime Warranty for long-term confidence and reliability.

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Common Applications

• Utility Trailers
• Cargo Trailers
• Dump Trailers
• Equipment Trailers
• Landscape Trailers
• Enclosed Trailers
• Boat Trailers
• Flatbed Trailers
• Truck Bodies
• Service Bodies
• Commercial Vehicles
• Custom Builds

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Why Buy from Johnson Trailer Parts?

Johnson Trailer Parts supplies genuine TecNiq lighting products backed by practical trailer parts knowledge and real-world installation experience. We help trailer owners, repair shops, fleet operators, and builders select dependable lighting solutions built to perform for years in demanding environments.

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Questions?

Need help choosing the correct TecNiq lighting products for your application? Contact us for assistance with lighting, wiring, DOT compliance, and fitment.

Call or text: (602) 292-9690
Email sales@johnsontrailerparts.com