Equipment unit · VIN-decoded · NHTSA vPIC

2003 Peterbilt 379

2XP5DB9X93M806835 · Truck-Tractor · TRUCK
Carriers run under1
24 mo
Inspections8
all-time
OOS inspections1
of 8
First seenFeb 16, 2024
MD
Last seenFeb 4, 2026
MD
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
2XP5DB9X93M806835
Make
Peterbilt
Model
379
Model year
2003
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
2XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
5DB9X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
2003 or 2033

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

North American serial sequence
806835

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 · 85 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 85 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
2003

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 · Feb 16, 2024 – Feb 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 4, 2026MDII · Walk-around1QUEST TRANSPORT LLC 1425906949F89/MD
Nov 24, 2025MDII · Walk-around1QUEST TRANSPORT LLC 1425906949F89/MD
Nov 8, 2025DCII · Walk-around0QUEST TRANSPORT LLC 1425906949F89/MD
Oct 22, 2025MDII · Walk-around0QUEST TRANSPORT LLC 1425906949F89/MD
Apr 3, 2025VAIII · Driver-only0QUEST TRANSPORT LLC 1425906949F89/MD
Jan 30, 2025MDII · Walk-around2OOSQUEST TRANSPORT LLC 1425906949F89/MD
Jul 3, 2024MDII · Walk-around1QUEST TRANSPORT LLC 1425906949F89/MD
Feb 16, 2024MDII · Walk-around0QUEST TRANSPORT LLC 1425906949F89/MD
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
QUEST TRANSPORT LLC1425906Feb 16, 2024Feb 4, 20268MD
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.
949F89MDQUEST TRANSPORT LLCFeb 16, 2024Feb 4, 20268
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026