Equipment unit · VIN-decoded · NHTSA vPIC

2021 Ram 3500

3C63RRHL1MG551780 · Pickup · TRUCK
Carriers run under2
31 mo
Inspections18
all-time
OOS inspections3
of 18
First seenDec 4, 2023
SC
Last seenJul 29, 2026
OH
Inspected under 2 different carriers in 31 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
3C63RRHL1MG551780
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 14, 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
3RRHL

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
551780

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 · 2,036 decoded VINs at 100.0% prefix purity.

Model
3500

Prefix basis · 2,036 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 · Dec 4, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026OHII · Walk-around0SUPER HEAVY HAULING CORP 45581162EP3763/MD
Mar 17, 2026WVIII · Driver-only0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Feb 17, 2026NCI · Full1OOSSUPREME HEAVY HAULING CORP 36059322EP3763/MD
Jan 12, 2026TNI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Jan 5, 2026PAIII · Driver-only0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Oct 7, 2025PAI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Sep 10, 2025VAI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Jun 19, 2025ILI · Full1SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Jun 2, 2025KYI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Oct 15, 2024TNI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Oct 14, 2024TNI · Full1OOSSUPREME HEAVY HAULING CORP 36059322EP3763/MD
Sep 21, 2024TNI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/UK
Sep 17, 2024NCIII · Driver-only0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Sep 17, 2024NCI · Full1SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Sep 3, 2024KYI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
Aug 29, 2024KYI · Full0SUPREME HEAVY HAULING CORP 36059322EP3763/MD
May 24, 2024MDII · Walk-around2OOSSUPREME HEAVY HAULING CORP 36059322EP3763/MD
Dec 4, 2023SCI · Full7SUPREME HEAVY HAULING CORP 36059322EP3753/MD
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUPER HEAVY HAULING CORP4558116Jul 29, 2026Jul 29, 20261MD
SUPREME HEAVY HAULING CORP3605932Dec 4, 2023Mar 17, 202617TX
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.
2EP3763MD1SUPER HEAVY HAULING CORPJul 29, 2026Jul 29, 20261
2EP3763MDSUPREME HEAVY HAULING CORPMay 24, 2024Mar 17, 202615
2EP3763UKSUPREME HEAVY HAULING CORPSep 21, 2024Sep 21, 20241
2EP3753MDSUPREME HEAVY HAULING CORPDec 4, 2023Dec 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026