Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBDP9X7GD264646 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections5
all-time
OOS inspections1
of 5
First seenSep 9, 2023
MT
Last seenMay 4, 2026
SD
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
1XPBDP9X7GD264646
Make
Peterbilt
Model
579
Model year
2016
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 29, 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
BDP9X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1986 or 2016

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

North American serial sequence
264646

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 · 21,366 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 21,366 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
2016

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 · Sep 9, 2023 – May 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 4, 2026SDIII · Driver-only3TM HAY CO LLC 3096928PR55643/SD
Aug 29, 2025SDIII · Driver-only0SELLAND LIVESTOCK INC 146447PR52190/SD
Nov 6, 2024ILIII · Driver-only0SELLAND LIVESTOCK INC 14644752190/SD
Mar 6, 2024SDII · Walk-around1OOSCRST EXPEDITED INC 537733504376/IN
Sep 9, 2023MTII · Walk-around0CRST EXPEDITED INC 537733295382/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TM HAY CO LLC3096928May 4, 2026May 4, 20261SD
SELLAND LIVESTOCK INC146447Nov 6, 2024Aug 29, 20252SD
CRST EXPEDITED INC53773Sep 9, 2023Mar 6, 20242IA
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.
PR55643SDTM HAY CO LLCMay 4, 2026May 4, 20261
PR52190SDSELLAND LIVESTOCK INCAug 29, 2025Aug 29, 20251
52190SDSELLAND LIVESTOCK INCNov 6, 2024Nov 6, 20241
3504376INCRST EXPEDITED INCMar 6, 2024Mar 6, 20241
3295382INCRST EXPEDITED INCSep 9, 2023Sep 9, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026