Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 389

1XPXDP9X5JD485871 · Truck-Tractor · TRUCK
Carriers run under3
20 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJun 12, 2023
OK
Last seenFeb 24, 2025
WI
Inspected under 3 different carriers in 20 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
1XPXDP9X5JD485871
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
Jul 12, 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
XDP9X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
485871

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 · 2,292 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 2,292 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 · Jun 12, 2023 – Feb 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 24, 2025WIIII · Driver-only1IVY FARMS INC 104071426013Z/WI
Sep 19, 2024MSII · Walk-around0MDM EXCAVATING LLC 193051726013Z/WI
Mar 6, 2024WIII · Walk-around0MDM EXCAVATING LLC 193051726013Z/WI
Jun 12, 2023OKIII · Driver-only0BAY AND BAY TRANSFER CO INC 12563026013Z/WI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
IVY FARMS INC1040714Feb 24, 2025Feb 24, 20251MN
MDM EXCAVATING LLC1930517Mar 6, 2024Sep 19, 20242WI
BAY AND BAY TRANSFER CO INC125630Jun 12, 2023Jun 12, 20231MN
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.
26013ZWIIVY FARMS INCFeb 24, 2025Feb 24, 20251
26013ZWIMDM EXCAVATING LLCMar 6, 2024Sep 19, 20242
26013ZWIBAY AND BAY TRANSFER CO INCJun 12, 2023Jun 12, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026