Equipment unit · VIN-decoded · NHTSA vPIC

1995 Mack CH

1M2AA13Y8SW047636 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under1
6 mo
Inspections2
all-time
OOS inspections0
of 2
First seenOct 28, 2024
TX
Last seenApr 3, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1M2AA13Y8SW047636
Make
Mack
Model
CH
Model year
1995
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Aug 24, 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
1M2

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AA13Y

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1995 or 2025

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

North American serial sequence
047636

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 · 170 decoded VINs at 100.0% prefix purity.

Model
CH

Prefix basis · 170 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
1995

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
INCOMPLETE VEHICLE

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 · Oct 28, 2024 – Apr 3, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 3, 2025TXI · Full3CONRAD CONSTRUCTION CO LTD 1861079DMN7755/TX
Oct 28, 2024TXII · Walk-around4CONRAD CONSTRUCTION CO LTD 1861079DMN7755/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CONRAD CONSTRUCTION CO LTD1861079Oct 28, 2024Apr 3, 20252TX
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.
DMN7755TXCONRAD CONSTRUCTION CO LTDOct 28, 2024Apr 3, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 24, 2026