Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ram 3500

3C7WRTCJ2MG644805 · Incomplete - Chassis Cab (Single Cab) · INCOMPLETE VEHICLE
Carriers run under1
21 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJun 13, 2024
VA
Last seenMar 24, 2026
MD
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3C7WRTCJ2MG644805
Make
Ram
Model
3500
Model year
2021
Body class
Incomplete - Chassis Cab (Single Cab)
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)
Decoded at
Jul 3, 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
3C7

Deterministic · VIN positions 1–3.

Vehicle descriptor section
WRTCJ

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

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
644805

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
RAM

Prefix basis · 46 decoded VINs at 100.0% prefix purity.

Model
3500

Prefix basis · 46 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
RAM

Observed directly for this VIN via NHTSA vPIC.

Observed model
3500

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Incomplete - Chassis Cab (Single Cab)

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)

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 13, 2024 – Mar 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 24, 2026MDI · Full0MGP CONSTRUCTION INC 14318122GX4086/MD
Jan 21, 2026MDII · Walk-around1MGP CONSTRUCTION INC 14318122GX4086/MD
Dec 12, 2025MDI · Full2OOSMGP CONSTRUCTION INC 14318125EJ1249/MD
Aug 27, 2025DEI · Full2OOSMGP CONSTRUCTION INC 14318125EJ1249/MD
Jun 13, 2024VAI · Full5MGP CONSTRUCTION INC 14318125EJ1249/MD
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MGP CONSTRUCTION INC1431812Jun 13, 2024Mar 24, 20265MD
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.
2GX4086MDMGP CONSTRUCTION INCJan 21, 2026Mar 24, 20262
5EJ1249MDMGP CONSTRUCTION INCJun 13, 2024Dec 12, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 3, 2026