Key Takeaways from Our Specialty Truck Wire Harness Project The Challenge Managing sharp demand spikes for specialty commercial trucks while dealing with 6-8 week lead times. The Solution Heale was awarded 100% of the client’s volume, producing 60-100 assemblies monthly and building a 6+ year business relationship. At a Glance Industry: Commercial trucks Product: Seven primary custom wire harnesses Application: Bulk storage tank and vacuum trucks Production volume: Low volume