Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 389

1XPXDP9X7MD733137 · Truck-Tractor · TRUCK
Carriers run under2
29 mo
Inspections4
all-time
OOS inspections0
of 4
First seen09/11/2023
KY
Last seen02/18/2026
NC
Inspected under 2 different carriers in 29 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
1XPXDP9X7MD733137
Make
Peterbilt
Model
389
Model year
2021
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 · 09/11/2023 – 02/18/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
02/18/2026NCIII · Driver-only0—WOOLARDS AUTOMOTIVE INC 457669VV3437/NC
10/21/2025NCIII · Driver-only0—WOOLARDS AUTOMOTIVE INC 457669VV3437/NC
12/26/2023KYI · Full0—BOYD AND SONS INC 1778732404117/IN
09/11/2023KYIII · Driver-only3—BOYD AND SONS INC 1778732404117/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WOOLARDS AUTOMOTIVE INC45766910/21/202502/18/20262NC
BOYD AND SONS INC17787309/11/202312/26/20232IN
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.
VV3437NC—WOOLARDS AUTOMOTIVE INC10/21/2025 → 02/18/20262
2404117IN—BOYD AND SONS INC09/11/2023 → 12/26/20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026