Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ram 3500

3C63RRGL9MG576928 · Pickup · TRUCK
Carriers run under1
35 mo
Inspections14
all-time
OOS inspections5
of 14
First seenJul 25, 2023
TN
Last seenJun 26, 2026
MI
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3C63RRGL9MG576928
Make
Ram
Model
3500
Model year
2021
Body class
Pickup
Vehicle type
TRUCK
GVWR
Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)
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
3C6

Deterministic · VIN positions 1–3.

Vehicle descriptor section
3RRGL

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

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
576928

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 · 5,018 decoded VINs at 100.0% prefix purity.

Model
3500

Prefix basis · 5,018 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
Pickup

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

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 · Jul 25, 2023 – Jun 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 26, 2026MII · Full6OOSLARRY EARL MADDEN 2037297A010384/SC
May 21, 2026MII · Full15OOSLARRY EARL MADDEN 2037297A010384/SC
Apr 15, 2026MII · Full4OOSLARRY EARL MADDEN 2037297A010384/SC
Apr 9, 2026MIIII · Driver-only0LARRY EARL MADDEN 2037297A010384/SC
Jun 5, 2025KYI · Full0LARRY EARL MADDEN 2037297A010384/SC
May 21, 2025USI · Full4LARRY EARL MADDEN 2037297A010384/SC
Apr 22, 2025TNI · Full2OOSLARRY EARL MADDEN 2037297A010384/SC
Aug 22, 2024NCI · Full2LARRY EARL MADDEN 2037297P733273/SC
Aug 1, 2024KYI · Full3OOSLARRY EARL MADDEN 2037297P733273/SC
Jul 22, 2024NCI · Full0LARRY EARL MADDEN 2037297P733273/SC
Jun 11, 2024NCI · Full1LARRY EARL MADDEN 2037297P733273/SC
Jan 5, 2024TNI · Full0LARRY EARL MADDEN 2037297P733273/SC
Sep 21, 2023KYI · Full0LARRY EARL MADDEN 2037297P733273/SC
Jul 25, 2023TNI · Full0LARRY EARL MADDEN 2037297TEMP/SC
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LARRY EARL MADDEN2037297Jul 25, 2023Jun 26, 202614SC
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.
A010384SC1LARRY EARL MADDENApr 22, 2025Jun 26, 20267
P733273SCLARRY EARL MADDENSep 21, 2023Aug 22, 20246
TEMPSCLARRY EARL MADDENJul 25, 2023Jul 25, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026