Military Trailer – M100 (4.25, 4.27, 5.0, 5.1)

The brake lights can be controlled with the emissive strength property on the material instance.

Overview
1 Trailer Model w/ emissive controls
1 Texture Variation
Hitchable Blueprint Demo
Realistic physics assets and behaviors (your players can interact with them, and are functional when attached to a vehicle).
Includes 1 Showcase Map and 1 Hitchable Demo Map

Technical Details
Features:
BP_Trailer_Hitchable
2 Skeletal Meshes (Stand down, stand up variations)
LOD0 – 34,000 (Auto-generated LODs)
2 Physics Assets (Stand down, stand up variations)
Number of Blueprints: 1 Master, 1 Child
Number of Materials: 4 Master, 2 Instance, 1 Function
Number of Textures: 4 textures at 4k + 9 utility
Input: Used for Demo Vehicle
Network Replicated: (No, sample blueprint only)
Documentation: Add a box collision to your vehicle called “HitchPosition”, and when HitchPosition overlaps with the trailer hitch, it will constrain connect the trailer to your vehicle.

https://www.unrealengine.com/marketplace/en-US/product/military-trailer-m100