Equipment unit · VIN-decoded · NHTSA vPIC

2000 Peterbilt 379

1XP5DB9XXYD503740 · Truck-Tractor · TRUCK
Carriers run under4
31 mo
Inspections7
all-time
OOS inspections1
of 7
First seenSep 7, 2023
MN
Last seenApr 15, 2026
WI
Inspected under 4 different carriers in 31 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
1XP5DB9XXYD503740
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 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
5DB9X

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

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
503740

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 · Sep 7, 2023 – Apr 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 15, 2026WIII · Walk-around2TWISTED C LLC 4478150PAW8697/MN
May 26, 2025IAII · Walk-around0BIG Z LIVESTOCK LLC 3493296*****/WI
Feb 12, 2025MOI · Full17OOSDOHRN TRUCKING LLC 955116PAW4320/MN
Sep 30, 2024NDII · Walk-around1DOHRN TRUCKING LLC 955116PAW4320/MN
Aug 20, 2024MNIII · Driver-only4DOHRN TRUCKING LLC 955116PAW4320/MN
Dec 21, 2023IAIII · Driver-only1DUSTIN VIETHS TRUCKING LLC 2412211PAT1054/MN
Sep 7, 2023MNIII · Driver-only2DUSTIN VIETHS TRUCKING LLC 2412211PAT1054/MN
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TWISTED C LLC4478150Apr 15, 2026Apr 15, 20261MN
BIG Z LIVESTOCK LLC3493296May 26, 2025May 26, 20251WI
DOHRN TRUCKING LLC955116Aug 20, 2024Feb 12, 20253MN
DUSTIN VIETHS TRUCKING LLC2412211Sep 7, 2023Dec 21, 20232MN
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.
PAW8697MNTWISTED C LLCApr 15, 2026Apr 15, 20261
*****WIBIG Z LIVESTOCK LLCMay 26, 2025May 26, 20251
PAW4320MNDOHRN TRUCKING LLCAug 20, 2024Feb 12, 20253
PAT1054MNDUSTIN VIETHS TRUCKING LLCSep 7, 2023Dec 21, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026