Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 579

1XPBD49X2ED220422 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections6
all-time
OOS inspections2
of 6
First seenJul 5, 2023
PA
Last seenMar 31, 2026
NY
Inspected under 3 different carriers in 32 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
1XPBD49X2ED220422
Make
Peterbilt
Model
579
Model year
2014
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 24, 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
BD49X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1984 or 2014

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

North American serial sequence
220422

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 · 26,166 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 26,166 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
2014

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
579

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 5, 2023 – Mar 31, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 31, 2026NYII · Walk-around3CHRIST EXPRESS TRUCKING CORP 4461857AZ876N/NJ
Apr 22, 2025PAIII · Driver-only1DERDER TRUCKING CORP 4345894AZ876N/NJ
Jun 19, 2024NJI · Full3GRANMOUN TRUCKING CORP 3265434AY264Z/NJ
Sep 14, 2023PAII · Walk-around13OOSGRANMOUN TRUCKING CORP 3265434AY447P/NJ
Aug 28, 2023PAI · Full32OOSGRANMOUN TRUCKING CORP 3265434AY447P/NJ
Jul 5, 2023PAIII · Driver-only2GRANMOUN TRUCKING CORP 3265434AX481J/NJ
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CHRIST EXPRESS TRUCKING CORP4461857Mar 31, 2026Mar 31, 20261PA
DERDER TRUCKING CORP4345894Apr 22, 2025Apr 22, 20251NJ
GRANMOUN TRUCKING CORP3265434Jul 5, 2023Jun 19, 20244NJ
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.
AZ876NNJCHRIST EXPRESS TRUCKING CORPMar 31, 2026Mar 31, 20261
AZ876NNJDERDER TRUCKING CORPApr 22, 2025Apr 22, 20251
AY264ZNJGRANMOUN TRUCKING CORPJun 19, 2024Jun 19, 20241
AY447PNJGRANMOUN TRUCKING CORPAug 28, 2023Sep 14, 20232
AX481JNJGRANMOUN TRUCKING CORPJul 5, 2023Jul 5, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026