Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 389

1XPXD49X7GD356876 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections9
all-time
OOS inspections4
of 9
First seenNov 3, 2023
TX
Last seenJun 29, 2026
MN
Inspected under 2 different carriers in 31 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
1XPXD49X7GD356876
Make
Peterbilt
Model
389
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 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
XD49X

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
356876

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 · 12,357 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 12,357 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
389

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 · Nov 3, 2023 – Jun 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 29, 2026MNII · Walk-around3OOSBIG SKY TRUCKING INC 278700PA31297/MT
Apr 13, 2026NMII · Walk-around0BIG SKY TRUCKING INC 278700PA31297/MT
Dec 8, 2025ILIII · Driver-only0BIG SKY TRUCKING INC 278700PA31297/MT
Aug 19, 2025NMII · Walk-around1OOSBIG SKY TRUCKING INC 278700PA31297/MT
Apr 29, 2025NMIII · Driver-only0BIG SKY TRUCKING INC 278700PA31297/MT
Jan 7, 2025IAIII · Driver-only1BIG SKY TRUCKING INC 278700PA31297/MT
Sep 7, 2024NDII · Walk-around1OOSBIG SKY TRUCKING INC 278700PA31927/MT
Dec 3, 2023IAII · Walk-around1OOSMACHINERY TRANSPORT INC 527669R680045/TX
Nov 3, 2023TXII · Walk-around1MACHINERY TRANSPORT INC 527669R680045/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BIG SKY TRUCKING INC278700Sep 7, 2024Jun 29, 20267MT
MACHINERY TRANSPORT INC527669Nov 3, 2023Dec 3, 20232TX
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.
PA31297MT1BIG SKY TRUCKING INCJan 7, 2025Jun 29, 20266
PA31927MTBIG SKY TRUCKING INCSep 7, 2024Sep 7, 20241
R680045TXMACHINERY TRANSPORT INCNov 3, 2023Dec 3, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026