Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ram 5500

3C7WRNFL9MG508003 · Incomplete - Chassis Cab (Single Cab) · INCOMPLETE VEHICLE
Carriers run under2
23 mo
Inspections5
all-time
OOS inspections3
of 5
First seenJun 20, 2024
CO
Last seenMay 21, 2026
TX
Inspected under 2 different carriers in 23 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3C7WRNFL9MG508003
Make
Ram
Model
5500
Model year
2021
Body class
Incomplete - Chassis Cab (Single Cab)
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 5: 16,001 - 19,500 lb (7,258 - 8,845 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
WRNFL

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
508003

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 · 1,227 decoded VINs at 100.0% prefix purity.

Model
5500

Prefix basis · 1,227 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.

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 20, 2024 – May 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 21, 2026TXII · Walk-around1OOSFROSTLINE FREIGHT LLC 4417520K202173/TX
Mar 5, 2026WYI · Full7OOSFROSTLINE FREIGHT LLC 4417520K202173/TX
Jan 15, 2026TXI · Full0—FROSTLINE FREIGHT LLC 4417520K202173/TX
Aug 15, 2025MTIII · Driver-only0—FROSTLINE FREIGHT LLC 44175201M92789/TX
Jun 20, 2024COI · Full9OOSANDERSON AG LLC 2989310CDNI52/CO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FROSTLINE FREIGHT LLC4417520Aug 15, 2025May 21, 20264TX
ANDERSON AG LLC2989310Jun 20, 2024Jun 20, 20241CO
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.
K202173TX—FROSTLINE FREIGHT LLCJan 15, 2026 → May 21, 20263
1M92789TX—FROSTLINE FREIGHT LLCAug 15, 2025 → Aug 15, 20251
CDNI52CO—ANDERSON AG LLCJun 20, 2024 → Jun 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 3, 2026