Equipment unit · VIN-decoded · NHTSA vPIC

2021 Mack Anthem

1M1AN4GY5MM021112 · Truck-Tractor · TRUCK
Carriers run under2
21 mo
Inspections7
all-time
OOS inspections1
of 7
First seenOct 11, 2023
CA
Last seenJul 21, 2025
CA
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
1M1AN4GY5MM021112
Make
Mack
Model
Anthem
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 21, 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 11, 2023 – Jul 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2025CAI · Full0—NUMARK TRANSPORTATION INC 1075162ZP45399/CA
Jul 2, 2025CAI · Full2—NUMARK TRANSPORTATION INC 1075162ZP45399/CA
Mar 6, 2025CAII · Walk-around0—NUMARK TRANSPORTATION INC 1075162XP83925/CA
Dec 2, 2024CAI · Full3OOSFOUR WARNS CORPORATION 202639XP83925/CA
Apr 22, 2024CAI · Full0—FOUR WARNS CORPORATION 202639XP83925/CA
Jan 11, 2024CAIII · Driver-only0—FOUR WARNS CORPORATION 202639XP83925/CA
Oct 11, 2023CAI · Full1—FOUR WARNS CORPORATION 202639XP83925/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NUMARK TRANSPORTATION INC1075162Mar 6, 2025Jul 21, 20253CA
FOUR WARNS CORPORATION202639Oct 11, 2023Dec 2, 20244CA
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.
ZP45399CA—NUMARK TRANSPORTATION INCJul 2, 2025 → Jul 21, 20252
XP83925CA—NUMARK TRANSPORTATION INCMar 6, 2025 → Mar 6, 20251
XP83925CA—FOUR WARNS CORPORATIONOct 11, 2023 → Dec 2, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026