Equipment unit · VIN-decoded · NHTSA vPIC

2001 Mack CH

1M1AA13Y11W137147 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections11
all-time
OOS inspections5
of 11
First seenJun 20, 2023
TX
Last seenApr 10, 2026
TX
Inspected under 2 different carriers in 34 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
1M1AA13Y11W137147
Make
Mack
Model
CH
Model year
2001
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 17, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AA13Y

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2001 or 2031

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
137147

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
MACK

Prefix basis · 357 decoded VINs at 100.0% prefix purity.

Model
CH

Prefix basis · 357 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2001

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
CH

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 20, 2023 – Apr 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 10, 2026TXII · Walk-around3OOSDIRT MONEY TRUCKING LLC 4397952PGN8258/TX
Mar 25, 2026TXI · Full6OOSDIRT MONEY TRUCKING LLC 4397952PGN8258/TX
Mar 16, 2026TXII · Walk-around2OOSDIRT MONEY TRUCKING LLC 4397952PGN8258/TX
Jan 14, 2026TXII · Walk-around1DIRT MONEY TRUCKING LLC 4397952PGN8258/TX
Sep 23, 2025TXI · Full6DIRT MONEY TRUCKING LLC 4397952PGN8258/TX
Aug 14, 2025TXII · Walk-around7OOSDIRT MONEY TRUCKING LLC 4397952PGN8258/TX
Mar 12, 2025TXII · Walk-around4BIG J'S TRUCKING LLC 2994863PGN8258/TX
Jan 2, 2025TXII · Walk-around10OOSBIG J'S TRUCKING LLC 2994863PGN8258/TX
Sep 19, 2024TXIII · Driver-only0BIG J'S TRUCKING LLC 2994863PGN8258/TX
Feb 28, 2024TXI · Full3BIG J'S TRUCKING LLC 2994863PGN8258/TX
Jun 20, 2023TXII · Walk-around4BIG J'S TRUCKING LLC 2994863PCN8258/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DIRT MONEY TRUCKING LLC4397952Aug 14, 2025Apr 10, 20266TX
BIG J'S TRUCKING LLC2994863Jun 20, 2023Mar 12, 20255TX
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.
PGN8258TXDIRT MONEY TRUCKING LLCAug 14, 2025Apr 10, 20266
PGN8258TXBIG J'S TRUCKING LLCFeb 28, 2024Mar 12, 20254
PCN8258TXBIG J'S TRUCKING LLCJun 20, 2023Jun 20, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026