Equipment unit · VIN-decoded · NHTSA vPIC

2021 Mack Pinnacle

1M1PN4GY2MM007677 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections4
all-time
OOS inspections1
of 4
First seenOct 13, 2023
NM
Last seenMay 5, 2026
TX
Inspected under 2 different carriers in 31 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
1M1PN4GY2MM007677
Make
Mack
Model
Pinnacle
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
Jul 5, 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 · Oct 13, 2023 – May 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 5, 2026TXII · Walk-around2OOS4S RENEWABLES INC 43884221N89971/TX
Mar 13, 2025NMII · Walk-around1—A-1 ROCKET INDUSTRIES INC 2080588R519272/TX
Dec 10, 2024NMII · Walk-around1—A-1 ROCKET INDUSTRIES INC 2080588R519272/TX
Oct 13, 2023NMIII · Driver-only0—A-1 ROCKET INDUSTRIES INC 2080588R519272/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
4S RENEWABLES INC4388422May 5, 2026May 5, 20261TX
A-1 ROCKET INDUSTRIES INC2080588Oct 13, 2023Mar 13, 20253TX
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.
1N89971TX—4S RENEWABLES INCMay 5, 2026 → May 5, 20261
R519272TX—A-1 ROCKET INDUSTRIES INCOct 13, 2023 → Mar 13, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026
2021 Mack Pinnacle — VIN 1M1PN4GY2MM007677