Equipment unit · VIN-decoded · NHTSA vPIC

2021 Freightliner M2

3AKJCYF35MDMX9579 · Truck-Tractor · TRUCK
M2 106
Carriers run under1
32 mo
Inspections13
all-time
OOS inspections4
of 13
First seenAug 23, 2023
US
Last seenApr 21, 2026
US
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3AKJCYF35MDMX9579
Make
Freightliner
Model
M2
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 16, 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
3AK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JCYF3

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1991 or 2021

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

North American serial sequence
MX9579

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
FREIGHTLINER

Prefix basis · 550 decoded VINs at 100.0% prefix purity.

Model
M2

Prefix basis · 550 decoded VINs at 100.0% prefix purity.

Model line
M2 106

Sourced label · prefix basis 550 decoded VINs at 100.0% prefix purity.

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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
M2

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 23, 2023 – Apr 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 21, 2026USI · Full1TRANSMONTES S A DE C V 99871318AR3U/MX
Dec 16, 2025TXII · Walk-around1TRANSMONTES S A DE C V 99871318AR3U/MX
Dec 11, 2025USIII · Driver-only0TRANSMONTES S A DE C V 99871318AR3U/MX
Oct 28, 2025USI · Full4TRANSMONTES S A DE C V 99871318AR3U/MX
Aug 9, 2025TXII · Walk-around1TRANSMONTES S A DE C V 99871318AR3U/MX
Jun 20, 2025TXI · Full7TRANSMONTES S A DE C V 99871318AR3U/MX
Jun 2, 2025USI · Full3OOSTRANSMONTES S A DE C V 99871318AR8U/TA
May 26, 2025USI · Full2TRANSMONTES S A DE C V 99871318AR3U/MX
Mar 30, 2025USI · Full3TRANSMONTES S A DE C V 99871318AR3U/MX
Mar 13, 2025USI · Full1TRANSMONTES S A DE C V 99871318AR3U/MX
Oct 6, 2024USII · Walk-around4OOSTRANSMONTES S A DE C V 99871318AR3U/TA
Dec 28, 2023USII · Walk-around2OOSTRANSMONTES S A DE C V 99871318AR3U/TA
Aug 23, 2023USI · Full1OOSTRANSMONTES S A DE C V 99871318AR3U/MX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANSMONTES S A DE C V998713Aug 23, 2023Apr 21, 202613CH
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.
18AR3UMXTRANSMONTES S A DE C VAug 23, 2023Apr 21, 202610
18AR8UTATRANSMONTES S A DE C VJun 2, 2025Jun 2, 20251
18AR3UTATRANSMONTES S A DE C VDec 28, 2023Oct 6, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026