Equipment unit · VIN-decoded · NHTSA vPIC

2000 Peterbilt 379

1XP5DB9X5YD497975 · Truck-Tractor · TRUCK
Carriers run under4
30 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJul 31, 2023
MO
Last seenJan 31, 2026
IA
Inspected under 4 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
1XP5DB9X5YD497975
Make
Peterbilt
Model
379
Model year
2000
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
5DB9X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
2000 or 2030

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

North American serial sequence
497975

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 · 13,463 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 13,463 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
2000

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
379

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 · Jul 31, 2023 – Jan 31, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 31, 2026IAIII · Driver-only2K & N EXPRESS LLC 445963504KT9Y/MO
May 21, 2025MNIII · Driver-only1QUANDT TRANSPORT SERVICE INC 150900421080/NE
Apr 24, 2025IAIII · Driver-only3QUANDT TRANSPORT SERVICE INC 150900421080/NE
Feb 1, 2024NEIII · Driver-only0TOMHAVE TRUCKING LLC 3846658421080/NE
Jul 31, 2023MOIII · Driver-only1ZELENY TRUCKING LLC 1046782405751/NE
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
K & N EXPRESS LLC4459635Jan 31, 2026Jan 31, 20261MO
QUANDT TRANSPORT SERVICE INC150900Apr 24, 2025May 21, 20252NE
TOMHAVE TRUCKING LLC3846658Feb 1, 2024Feb 1, 20241NE
ZELENY TRUCKING LLC1046782Jul 31, 2023Jul 31, 20231NE
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.
04KT9YMOK & N EXPRESS LLCJan 31, 2026Jan 31, 20261
421080NEQUANDT TRANSPORT SERVICE INCApr 24, 2025May 21, 20252
421080NETOMHAVE TRUCKING LLCFeb 1, 2024Feb 1, 20241
405751NEZELENY TRUCKING LLCJul 31, 2023Jul 31, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026