Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ram 5500

3C7WRMBL6MG645867 · Incomplete - Chassis Cab (Single Cab) · INCOMPLETE VEHICLE
Carriers run under2
22 mo
Inspections3
all-time
OOS inspections0
of 3
First seenMay 16, 2024
CA
Last seenMar 16, 2026
CA
Inspected under 2 different carriers in 22 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
3C7WRMBL6MG645867
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
Aug 2, 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
WRMBL

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
645867

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 · 601 decoded VINs at 100.0% prefix purity.

Model
5500

Prefix basis · 601 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 · May 16, 2024 – Mar 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 16, 2026CAI · Full0—HAMNER TOWING INC 99001304183J3/CA
Apr 22, 2025CAI · Full0—TITAN TRANSPORTATION INC 268087304183J3/CA
May 16, 2024CAI · Full0—TITAN TRANSPORTATION INC 268087304183J3/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HAMNER TOWING INC990013Mar 16, 2026Mar 16, 20261CA
TITAN TRANSPORTATION INC2680873May 16, 2024Apr 22, 20252CA
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.
04183J3CA—HAMNER TOWING INCMar 16, 2026 → Mar 16, 20261
04183J3CA—TITAN TRANSPORTATION INCMay 16, 2024 → Apr 22, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 2, 2026