Equipment unit · VIN-decoded · NHTSA vPIC

2019 Mack GU (Granite)

1M1AX07Y8KM041712 · Truck-Tractor · TRUCK
Carriers run under2
20 mo
Inspections4
all-time
OOS inspections0
of 4
First seenOct 20, 2023
NM
Last seenJun 16, 2025
TX
Inspected under 2 different carriers in 20 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
1M1AX07Y8KM041712
Make
Mack
Model
GU (Granite)
Model year
2019
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 19, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 20, 2023 – Jun 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 16, 2025TXIII · Driver-only1—BYRD OILFIELD SERVICES LLC 2147585R792772/TX
Oct 20, 2023NMII · Walk-around0—CSI ACQUISITION COMPANY LLC 1677598IRK7336/NM
Oct 20, 2023NMII · Walk-around0—CSI ACQUISITION COMPANY LLC 1677598IRK7336/NM
Oct 20, 2023NMII · Walk-around0—CSI ACQUISITION COMPANY LLC 1677598IRK7336/NM
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BYRD OILFIELD SERVICES LLC2147585Jun 16, 2025Jun 16, 20251TX
CSI ACQUISITION COMPANY LLC1677598Oct 20, 2023Oct 20, 20233TX
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.
R792772TX—BYRD OILFIELD SERVICES LLCJun 16, 2025 → Jun 16, 20251
IRK7336NM1CSI ACQUISITION COMPANY LLCOct 20, 2023 → Oct 20, 20233
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026