Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDP9X0JD456143 · Truck-Tractor · TRUCK
Carriers run under2
29 mo
Inspections26
all-time
OOS inspections6
of 26
First seenFeb 14, 2024
TX
Last seenJul 9, 2026
TX
Inspected under 2 different carriers in 29 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
1XPBDP9X0JD456143
Make
Peterbilt
Model
579
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1988 or 2018

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

North American serial sequence
456143

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
2018

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 · Feb 14, 2024 – Jul 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 9, 2026TXI · Full5TRANSPORTES RIOL SA DE CV 419593347ES5M/TA
Jul 7, 2026TXI · Full3TRANSPORTES RIOL SA DE CV 419593347ES5M/TA
Jul 3, 2026USI · Full2TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Dec 23, 2025TXI · Full0TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Dec 19, 2025TXI · Full3TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Dec 3, 2025TXI · Full4TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Nov 18, 2025USI · Full2OOSTRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Nov 15, 2025TXII · Walk-around1TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Nov 3, 2025TXI · Full5TRANSPORTES RIOL SA DE CV 419593347ES5M/TA
Sep 16, 2025USIII · Driver-only1TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Sep 3, 2025USI · Full6OOSFLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Sep 1, 2025TXI · Full4TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Aug 13, 2025TXI · Full3TRANSPORTES RIOL SA DE CV 419593347ES5M/TA
Aug 1, 2025TXI · Full4TRANSPORTES RIOL SA DE CV 419593347ES5M/MX
Jul 30, 2025TXI · Full3FLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Jul 25, 2025USI · Full5OOSFLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Jun 26, 2025TXIII · Driver-only6OOSFLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Jun 3, 2025TXIII · Driver-only6FLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
May 26, 2025TXI · Full6FLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Jan 13, 2025TXI · Full2TRANSPORTES RIOL SA DE CV 419593347ES5M/TA
Dec 13, 2024USII · Walk-around1FLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/TA
Nov 6, 2024TXI · Full4FLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Aug 8, 2024USI · Full1FLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Aug 6, 2024TXI · Full2OOSFLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Mar 20, 2024TXIII · Driver-only4OOSFLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
Feb 14, 2024TXI · Full4FLETES INTERNACIONALES NAYROS SA DE CV 244077347ES5M/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANSPORTES RIOL SA DE CV4195933Jan 13, 2025Jul 9, 202614TA
FLETES INTERNACIONALES NAYROS SA DE CV2440773Feb 14, 2024Sep 3, 202512TA
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.
47ES5MTA1TRANSPORTES RIOL SA DE CVJan 13, 2025Jul 9, 20265
47ES5MMX1TRANSPORTES RIOL SA DE CVAug 1, 2025Jul 3, 20269
47ES5MMXFLETES INTERNACIONALES NAYROS SA DE CVFeb 14, 2024Sep 3, 202511
47ES5MTAFLETES INTERNACIONALES NAYROS SA DE CVDec 13, 2024Dec 13, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026