Equipment unit · VIN-decoded · NHTSA vPIC

2008 Peterbilt 389

1XPXDB9X38N741139 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections6
all-time
OOS inspections2
of 6
First seenAug 8, 2023
NM
Last seenSep 15, 2025
PA
Inspected under 2 different carriers in 25 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
1XPXDB9X38N741139
Make
Peterbilt
Model
389
Model year
2008
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
XDB9X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
2008 or 2038

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

North American serial sequence
741139

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 · 411 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 411 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
2008

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 8, 2023 – Sep 15, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 15, 2025PAII · Walk-around4GARY Z HORST 3878486AH43033/PA
Jul 14, 2025PAIII · Driver-only2GARY Z HORST 3878486AH43033/PA
Nov 18, 2024IAIII · Driver-only2ZIMMERMAN FARMS LLC 86724088KR1S/MO
Jul 30, 2024IAIII · Driver-only9ZIMMERMAN FARMS LLC 86724088KR1S/MO
May 1, 2024WIII · Walk-around5OOSZIMMERMAN FARMS LLC 86724088KR1S/MO
Aug 8, 2023NMII · Walk-around4OOSZIMMERMAN FARMS LLC 86724088KR1S/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GARY Z HORST3878486Jul 14, 2025Sep 15, 20252PA
ZIMMERMAN FARMS LLC867240Aug 8, 2023Nov 18, 20244MO
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.
AH43033PAGARY Z HORSTJul 14, 2025Sep 15, 20252
88KR1SMOZIMMERMAN FARMS LLCAug 8, 2023Nov 18, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026