Equipment unit · VIN-decoded · NHTSA vPIC

2024 Peterbilt 579

1XPBD49X8RD896122 · Truck-Tractor · TRUCK
Carriers run under3
37 mo
Inspections8
all-time
OOS inspections2
of 8
First seenJun 19, 2023
WA
Last seenJul 7, 2026
CA
Inspected under 3 different carriers in 37 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
1XPBD49X8RD896122
Make
Peterbilt
Model
579
Model year
2024
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
BD49X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1994 or 2024

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

North American serial sequence
896122

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
2024

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 · Jun 19, 2023 – Jul 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2026CAI · Full0WELKIN TRANSPORT LTD 256143794380P/BC
Mar 29, 2026IDI · Full0WELKIN TRANSPORT LTD 256143794380P/BC
Jun 13, 2025COIII · Driver-only0DHESI ENTERPRISES LTD 108345790906P/BC
Sep 23, 2024ORII · Walk-around1OOSDHESI ENTERPRISES LTD 108345782959P/BC
Apr 21, 2024CAI · Full0DHESI ENTERPRISES LTD 108345782959P/BC
Feb 7, 2024ORIII · Driver-only2OOSZINCO TRANSPORT LTD 251021579911P/BC
Dec 19, 2023NMII · Walk-around0ZINCO TRANSPORT LTD 251021579911P/BC
Jun 19, 2023WAIII · Driver-only0ZINCO TRANSPORT LTD 251021579911P/BC
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WELKIN TRANSPORT LTD2561437Mar 29, 2026Jul 7, 20262BC
DHESI ENTERPRISES LTD1083457Apr 21, 2024Jun 13, 20253BC
ZINCO TRANSPORT LTD2510215Jun 19, 2023Feb 7, 20243BC
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.
94380PBC1WELKIN TRANSPORT LTDMar 29, 2026Jul 7, 20262
90906PBCDHESI ENTERPRISES LTDJun 13, 2025Jun 13, 20251
82959PBCDHESI ENTERPRISES LTDApr 21, 2024Sep 23, 20242
79911PBCZINCO TRANSPORT LTDJun 19, 2023Feb 7, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026