Equipment unit · VIN-decoded · NHTSA vPIC

2019 Peterbilt 389

1NPXLP9X4KD630073 · Truck · INCOMPLETE VEHICLE
Carriers run under2
19 mo
Inspections4
all-time
OOS inspections0
of 4
First seenAug 16, 2023
MT
Last seenMar 7, 2025
MT
Inspected under 2 different carriers in 19 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
1NPXLP9X4KD630073
Make
Peterbilt
Model
389
Model year
2019
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 7, 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 · Aug 16, 2023 – Mar 7, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 7, 2025MTIII · Driver-only1—SIERRA MOUNTAIN TRANSPORT INC 3983150YASQ741/OR
Mar 5, 2025MSII · Walk-around0—SIERRA MOUNTAIN TRANSPORT INC 3983150YASQ741/OR
Jun 4, 2024MTII · Walk-around1—SIERRA MOUNTAIN TRANSPORT INC 3983150YASQ741/OR
Aug 16, 2023MTIII · Driver-only0—SIERRA MOUNTAIN EXPRESS INC 365516YASN190/OR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIERRA MOUNTAIN TRANSPORT INC3983150Jun 4, 2024Mar 7, 20253FL
SIERRA MOUNTAIN EXPRESS INC365516Aug 16, 2023Aug 16, 20231CA
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.
YASQ741OR—SIERRA MOUNTAIN TRANSPORT INCJun 4, 2024 → Mar 7, 20253
YASN190OR—SIERRA MOUNTAIN EXPRESS INCAug 16, 2023 → Aug 16, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026