Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X4MD757730 · Truck-Tractor · TRUCK
Carriers run under2
21 mo
Inspections5
all-time
OOS inspections0
of 5
First seenMay 10, 2024
UT
Last seenFeb 2, 2026
TX
Inspected under 2 different carriers in 21 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
1XPBD49X4MD757730
Make
Peterbilt
Model
579
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · May 10, 2024 – Feb 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 2, 2026TXI · Full1—CARIMEX INC 2368156R816223/TX
Nov 25, 2025NMII · Walk-around0—CARIMEX INC 2368156R816223/TX
Sep 7, 2024CAI · Full0—PAUL TERRY TRUCKING COMPANY INC 509609A041677/UT
Aug 14, 2024UTIII · Driver-only0—PAUL TERRY TRUCKING COMPANY INC 509609A041677/UT
May 10, 2024UTIII · Driver-only0—PAUL TERRY TRUCKING COMPANY INC 509609A041677/UT
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CARIMEX INC2368156Nov 25, 2025Feb 2, 20262TX
PAUL TERRY TRUCKING COMPANY INC509609May 10, 2024Sep 7, 20243UT
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.
R816223TX—CARIMEX INCNov 25, 2025 → Feb 2, 20262
A041677UT—PAUL TERRY TRUCKING COMPANY INCMay 10, 2024 → Sep 7, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026
2021 Peterbilt 579 — VIN 1XPBD49X4MD757730