Equipment unit · VIN-decoded · NHTSA vPIC

2012 Mack CHU (Pinnacle)

1M1AN09Y9CM009601 · Truck-Tractor · TRUCK
Carriers run under1
30 mo
Inspections10
all-time
OOS inspections5
of 10
First seenJun 28, 2023
TX
Last seenDec 2, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1M1AN09Y9CM009601
Make
Mack
Model
CHU (Pinnacle)
Model year
2012
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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
AN09Y

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1982 or 2012

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

North American serial sequence
009601

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 · 358 decoded VINs at 100.0% prefix purity.

Model
CHU (Pinnacle)

Prefix basis · 358 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
CHU (Pinnacle)

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 28, 2023 – Dec 2, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 2, 2025TXII · Walk-around3OOSESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
Jul 23, 2025TXII · Walk-around2ESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
May 29, 2025TXII · Walk-around1ESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
Mar 26, 2025TXI · Full3OOSESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
Jan 15, 2025TXI · Full4OOSESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
Jun 24, 2024TXI · Full6ESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
May 29, 2024TXI · Full6OOSESTRADA CONCRETE COMPANY LLC 2990612FMF4115/TX
Apr 11, 2024TXII · Walk-around2OOSESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
Feb 6, 2024TXII · Walk-around1ESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
Jun 28, 2023TXII · Walk-around0ESTRADA CONCRETE COMPANY LLC 2990612RMF4115/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ESTRADA CONCRETE COMPANY LLC2990612Jun 28, 2023Dec 2, 202510TX
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.
RMF4115TXESTRADA CONCRETE COMPANY LLCJun 28, 2023Dec 2, 20259
FMF4115TXESTRADA CONCRETE COMPANY LLCMay 29, 2024May 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026