Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 389

1XPXD49X6ND788114 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections6
all-time
OOS inspections1
of 6
First seenAug 21, 2023
TX
Last seenApr 21, 2026
MO
Inspected under 2 different carriers in 32 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
1XPXD49X6ND788114
Make
Peterbilt
Model
389
Model year
2022
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 25, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
XD49X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1992 or 2022

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
788114

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
PETERBILT

Prefix basis · 12,357 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 12,357 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
389

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 21, 2023 – Apr 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 21, 2026MOI · Full0ERGON TRUCKING INC 137758R799943/TX
Mar 25, 2025TXI · Full0SERVICE TRANSPORT COMPANY 229662R582508/TX
Aug 1, 2024OHII · Walk-around1SERVICE TRANSPORT COMPANY 229662R582508/TX
Feb 8, 2024KYI · Full2OOSSERVICE TRANSPORT COMPANY 229662R582508/TX
Dec 27, 2023TXII · Walk-around0SERVICE TRANSPORT COMPANY 229662R582508/TX
Aug 21, 2023TXII · Walk-around0SERVICE TRANSPORT COMPANY 229662R582508/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ERGON TRUCKING INC137758Apr 21, 2026Apr 21, 20261MS
SERVICE TRANSPORT COMPANY229662Aug 21, 2023Mar 25, 20255TX
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.
R799943TXERGON TRUCKING INCApr 21, 2026Apr 21, 20261
R582508TX1SERVICE TRANSPORT COMPANYAug 21, 2023Mar 25, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026