Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ram 3500

3C63RRJL6MG687204 · Pickup · TRUCK
Carriers run under1
7 mo
Inspections9
all-time
OOS inspections4
of 9
First seenFeb 18, 2025
CO
Last seenSep 25, 2025
CO
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3C63RRJL6MG687204
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 20, 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
3RRJL

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
687204

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 · 1,045 decoded VINs at 100.0% prefix purity.

Model
3500

Prefix basis · 1,045 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 · Feb 18, 2025 – Sep 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 25, 2025COI · Full3OOSSUPERIOR1 AUTO TRANSPORT INC 4246539TWR5594/TX
Aug 7, 2025MSI · Full3OOSSUPERIOR1 AUTO TRANSPORT INC 4246539TWR5994/TX
Jul 3, 2025TNI · Full5OOSSUPERIOR1 AUTO TRANSPORT INC 4246539TWR5994/TX
Jun 6, 2025NMII · Walk-around1OOSSUPERIOR1 AUTO TRANSPORT INC 4246539K124778/TX
May 14, 2025TXI · Full0SUPERIOR1 AUTO TRANSPORT INC 4246539TWR5994/TX
Apr 21, 2025TXII · Walk-around1SUPERIOR1 AUTO TRANSPORT INC 4246539TWR5994/TX
Apr 15, 2025COI · Full1SUPERIOR1 AUTO TRANSPORT INC 4246539K124778/TX
Mar 11, 2025NMII · Walk-around0SUPERIOR1 AUTO TRANSPORT INC 4246539TWR5994/TX
Feb 18, 2025COIII · Driver-only2SUPERIOR1 AUTO TRANSPORT INC 4246539TWR5994/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUPERIOR1 AUTO TRANSPORT INC4246539Feb 18, 2025Sep 25, 20259TX
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.
TWR5594TXSUPERIOR1 AUTO TRANSPORT INCSep 25, 2025Sep 25, 20251
TWR5994TXSUPERIOR1 AUTO TRANSPORT INCFeb 18, 2025Aug 7, 20256
K124778TXSUPERIOR1 AUTO TRANSPORT INCApr 15, 2025Jun 6, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026