Equipment unit · VIN-decoded · NHTSA vPIC

2001 Peterbilt 378

1XPFDB9X71S542775 · Truck-Tractor · TRUCK
Carriers run under2
24 mo
Inspections6
all-time
OOS inspections1
of 6
First seen06/07/2024
AK
Last seen06/12/2026
AK
Inspected under 2 different carriers in 24 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPFDB9X71S542775
Make
Peterbilt
Model
378
Model year
2001
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/25/2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · 06/07/2024 – 06/12/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
06/12/2026AKI · Full0—MASS EXCAVATION INC 4336532KKJ532/AK
10/28/2025AKIII · Driver-only1—MASS EXCAVATION INC 4336532KKJ532/AK
10/22/2025AKIII · Driver-only1—MASS EXCAVATION INC 4336532KKJ532/AK
05/09/2025AKIII · Driver-only1—DAVIS CONSTRUCTORS & ENGINEERS INC 1658883KKJ532/AK
05/06/2025AKI · Full6OOSDAVIS CONSTRUCTORS & ENGINEERS INC 1658883KKJ532/AK
06/07/2024AKIII · Driver-only1—DAVIS CONSTRUCTORS & ENGINEERS INC 1658883KKJ532/AK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MASS EXCAVATION INC433653210/22/202506/12/20263AK
DAVIS CONSTRUCTORS & ENGINEERS INC165888306/07/202405/09/20253AK
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
KKJ532AK—MASS EXCAVATION INC10/22/2025 → 06/12/20263
KKJ532AK—DAVIS CONSTRUCTORS & ENGINEERS INC06/07/2024 → 05/09/20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/25/2026