Equipment unit · VIN-decoded · NHTSA vPIC

2004 Peterbilt 378

1NPFL40X34D831909 · Truck · INCOMPLETE VEHICLE
Carriers run under2
34 mo
Inspections4
all-time
OOS inspections0
of 4
First seenSep 21, 2023
MT
Last seenJul 14, 2026
MT
Inspected under 2 different carriers in 34 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
1NPFL40X34D831909
Make
Peterbilt
Model
378
Model year
2004
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 23, 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 · Sep 21, 2023 – Jul 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 14, 2026MTI · Full0—GRAHAM DRILLING INC 105324125AB034/MT
May 27, 2026MTIII · Driver-only1—GRAHAM DRILLING & PUMP INC 453498025AB034/MT
Aug 23, 2024MTII · Walk-around2—GRAHAM DRILLING INC 1053241252847D/MT
Sep 21, 2023MTII · Walk-around2—GRAHAM DRILLING INC 1053241252847D/MT
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GRAHAM DRILLING INC1053241Sep 21, 2023Jul 14, 20263MT
GRAHAM DRILLING & PUMP INC4534980May 27, 2026May 27, 20261MT
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.
25AB034MT1GRAHAM DRILLING INCJul 14, 2026 → Jul 14, 20261
25AB034MT—GRAHAM DRILLING & PUMP INCMay 27, 2026 → May 27, 20261
252847DMT—GRAHAM DRILLING INCSep 21, 2023 → Aug 23, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 23, 2026