Carrier profile · USDOT 4347812 · Updated Jun 13, 2026

QUANTUM-MECHANICAL CONTRACTORS LLC

3 power unitsavg 11.4 yrLocal · 1 statesEDINBURG, TX86/100
AUTHORITY STATUS UNKNOWN

Equipment

Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150)
3
Observed power (24 mo)
6
Trailers (towed)
6

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

11.4 yr
Average age
2024
Newest model yr
1999
Oldest model yr
8.3%
VINs decoded

Unit roster· VIN-decoded from inspections · NHTSA vPIC

VINTypeYearMakeModelInsp.Last seen
1XKYDP9X9GJ454496Power unit2016KW1May 15, 2026
5MC1116265P005184Trailer2005CPS1May 15, 2026
1M2AN09Y99N003649Power unit2009MACK1Jan 22, 2026
4Z4111622XP001572Trailer1999CPS TRAILER COMPANHopper Trailer1Jan 22, 2026
1H4H04021LJ026910Trailer2020FRUE1Jan 14, 2026
1XPHD79X8DD188344Power unit2013PTRB1Jan 14, 2026
1FUJC5DV1GHHN5325Power unit2016FRHT1Oct 14, 2025
1C9111627PP389781Trailer2023CPS1Oct 14, 2025
1B4B40232R1118429Trailer2024LOAD1Sep 24, 2025
1XKYDP9X9GJ109372Power unit2016KW1Sep 24, 2025
1R9BSE507HL008496Trailer2017RANC1Apr 25, 2025
1M1AW02Y1HM081245Power unit2017MACK1Apr 25, 2025

Showing 12 · most-inspected first.