Equipment unit · VIN-decoded · NHTSA vPIC

2017 Peterbilt 579

1XPBDP9X6HD415901 · Truck-Tractor · TRUCK
Carriers run under4
23 mo
Inspections5
all-time
OOS inspections2
of 5
First seenDec 13, 2023
TX
Last seenNov 25, 2025
TX
Inspected under 4 different carriers in 23 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
1XPBDP9X6HD415901
Make
Peterbilt
Model
579
Model year
2017
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 30, 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 · Dec 13, 2023 – Nov 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 25, 2025TXI · Full0—ELKINS TRUCK LINES LLC 2356627R583230/TX
Nov 15, 2024SDII · Walk-around0—M C TANK TRANSPORT INC 81405R583230/TX
Jun 14, 2024MSI · Full0—QUANTIX LIQUID TRANSPORTATION INC 328103R583230/TX
Apr 21, 2024WYI · Full5OOSQUANTIX LIQUID TRANSPORTATION INC 328103R583230/TX
Dec 13, 2023TXI · Full3OOSGRAMMER LOGISTICS INC 184668R583230/TX
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ELKINS TRUCK LINES LLC2356627Nov 25, 2025Nov 25, 20251TX
M C TANK TRANSPORT INC81405Nov 15, 2024Nov 15, 20241OH
QUANTIX LIQUID TRANSPORTATION INC328103Apr 21, 2024Jun 14, 20242IL
GRAMMER LOGISTICS INC184668Dec 13, 2023Dec 13, 20231IN
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.
R583230TX—ELKINS TRUCK LINES LLCNov 25, 2025 → Nov 25, 20251
R583230TX1M C TANK TRANSPORT INCNov 15, 2024 → Nov 15, 20241
R583230TX1QUANTIX LIQUID TRANSPORTATION INCApr 21, 2024 → Jun 14, 20242
R583230TX1GRAMMER LOGISTICS INCDec 13, 2023 → Dec 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 30, 2026