Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 389

1NPXP49X4MD760148 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under3
27 mo
Inspections5
all-time
OOS inspections3
of 5
First seen04/17/2024
IL
Last seen07/01/2026
LA
Inspected under 3 different carriers in 27 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
1NPXP49X4MD760148
Make
Peterbilt
Model
389
Model year
2021
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
07/09/2026
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 · 04/17/2024 – 07/01/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
07/01/2026LAII · Walk-around3OOSMACHINERY TRANSPORT INC 527669R835154/TX
07/01/2026LAII · Walk-around3OOSMACHINERY TRANSPORT INC 527669R835154/TX
07/01/2026LAII · Walk-around3OOSMACHINERY TRANSPORT INC 527669R835154/TX
08/21/2025COIII · Driver-only1—DIAMOND W CONTRACTING LLC 4145368P295666/LA
04/17/2024ILIII · Driver-only1—ADKINS SPECIALIZED CARRIERS LLC 2025075FP8216/IA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MACHINERY TRANSPORT INC52766907/01/202607/01/20263TX
DIAMOND W CONTRACTING LLC414536808/21/202508/21/20251LA
ADKINS SPECIALIZED CARRIERS LLC202507504/17/202404/17/20241IA
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.
R835154TX1MACHINERY TRANSPORT INC07/01/2026 → 07/01/20263
P295666LA—DIAMOND W CONTRACTING LLC08/21/2025 → 08/21/20251
FP8216IA—ADKINS SPECIALIZED CARRIERS LLC04/17/2024 → 04/17/20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/09/2026