Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 587

1XP4D49X3ED224889 · Truck-Tractor · TRUCK
Carriers run under3
35 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJul 3, 2023
CA
Last seenJun 10, 2026
NJ
Inspected under 3 different carriers in 35 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
1XP4D49X3ED224889
Make
Peterbilt
Model
587
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
4D49X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
224889

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 · 936 decoded VINs at 100.0% prefix purity.

Model
587

Prefix basis · 936 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
587

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 3, 2023 – Jun 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 10, 2026NJII · Walk-around2UNITED FRONTLINERS INC 3630245ZP55144/CA
Apr 16, 2026OHIII · Driver-only2OOSUNITED FRONTLINERS INC 3630245ZP55144/CA
Jun 14, 2024LAIII · Driver-only3UNITED FRONTLINERS INC 3630245ZP17121/CA
Jun 3, 2024CAV · Vehicle-only1UNITED FRONTLINERS INC 3630245ZP12031/CA
Jan 22, 2024CAV · Vehicle-only0DTD LINE CORP 3351066ZP12031/CA
Jul 3, 2023CAI · Full3IKEXPRESSLOGISTICS INC 3444700YP32305/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNITED FRONTLINERS INC3630245Jun 3, 2024Jun 10, 20264CA
DTD LINE CORP3351066Jan 22, 2024Jan 22, 20241CA
IKEXPRESSLOGISTICS INC3444700Jul 3, 2023Jul 3, 20231CA
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.
ZP55144CAUNITED FRONTLINERS INCApr 16, 2026Jun 10, 20262
ZP17121CAUNITED FRONTLINERS INCJun 14, 2024Jun 14, 20241
ZP12031CAUNITED FRONTLINERS INCJun 3, 2024Jun 3, 20241
ZP12031CADTD LINE CORPJan 22, 2024Jan 22, 20241
YP32305CAIKEXPRESSLOGISTICS INCJul 3, 2023Jul 3, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026