Equipment unit · VIN-decoded · NHTSA vPIC

1997 Peterbilt 379

1XP5DR9X9VD421941 · Truck-Tractor · TRUCK
Carriers run under2
30 mo
Inspections4
all-time
OOS inspections0
of 4
First seen11/08/2023
GA
Last seen05/21/2026
MO
Inspected under 2 different carriers in 30 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
1XP5DR9X9VD421941
Make
Peterbilt
Model
379
Model year
1997
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
07/12/2026
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 · 11/08/2023 – 05/21/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
05/21/2026MOII · Walk-around2—AC EMHOFF TRUCKING LLC 3782907FY1960/IA
03/24/2026SDIII · Driver-only0—AC EMHOFF TRUCKING LLC 3782907FY1960/IA
09/10/2024IAIII · Driver-only1—AC EMHOFF TRUCKING LLC 3782907FY1960/IA
11/08/2023GAIII · Driver-only1—HARMON FREIGHT LINES LLC 21083021196957/AL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AC EMHOFF TRUCKING LLC378290709/10/202405/21/20263IA
HARMON FREIGHT LINES LLC210830211/08/202311/08/20231AL
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.
FY1960IA—AC EMHOFF TRUCKING LLC09/10/2024 → 05/21/20263
1196957AL—HARMON FREIGHT LINES LLC11/08/2023 → 11/08/20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026