Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 389

1XPXD40XXJD459603 · Truck-Tractor · TRUCK
Carriers run under2
30 mo
Inspections7
all-time
OOS inspections1
of 7
First seenNov 10, 2023
TN
Last seenMay 26, 2026
TN
Inspected under 2 different carriers in 30 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
1XPXD40XXJD459603
Make
Peterbilt
Model
389
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
XD40X

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1988 or 2018

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

North American serial sequence
459603

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 · 1,508 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 1,508 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
2018

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 · Nov 10, 2023 – May 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 26, 2026TNIII · Driver-only1MID SOUTH SUPPLIERS LLC 2387862W4730HY/TN
Apr 14, 2026ARII · Walk-around3MID SOUTH SUPPLIERS LLC 2387862W4730HY/TN
Mar 12, 2026TNII · Walk-around0MID SOUTH SUPPLIERS LLC 2387862H18151001/TN
Feb 20, 2026TNII · Walk-around1OOSMID SOUTH SUPPLIERS LLC 2387862H18151001/TN
Oct 7, 2025TNII · Walk-around3MID SOUTH SUPPLIERS LLC 2387862L8206HY/TN
Dec 28, 2024TNI · Full1BARRY M SARNOFF 26745908206HY/TN
Nov 10, 2023TNIII · Driver-only1MID SOUTH SUPPLIERS LLC 2387862L8206HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MID SOUTH SUPPLIERS LLC2387862Nov 10, 2023May 26, 20266TN
BARRY M SARNOFF2674590Dec 28, 2024Dec 28, 20241CA
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.
W4730HYTNMID SOUTH SUPPLIERS LLCApr 14, 2026May 26, 20262
H18151001TNMID SOUTH SUPPLIERS LLCFeb 20, 2026Mar 12, 20262
L8206HYTNMID SOUTH SUPPLIERS LLCNov 10, 2023Oct 7, 20252
8206HYTNBARRY M SARNOFFDec 28, 2024Dec 28, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026