Equipment unit · VIN-decoded · NHTSA vPIC

2020 Fontaine Trailer Co.

57J648204L3576611 · TRAILER
Carriers run under1
37 mo
Inspections7
all-time
OOS inspections1
of 7
First seenJun 19, 2023
NV
Last seenJul 29, 2026
CO
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
57J648204L3576611
Make
Fontaine Trailer Co.
Model
Not decoded
Model year
2020
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 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
57J

Deterministic · VIN positions 1–3.

Vehicle descriptor section
64820

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1990 or 2020

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
576611

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
FONTAINE TRAILER CO.

Prefix basis · 5 decoded VINs at 100.0% prefix purity.

Model
Fontaine Trailer Co.

Prefix basis · 5 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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
FONTAINE TRAILER CO.

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

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 · Jun 19, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026COIII · Driver-only2MONARCH HEAVY HAUL CORP 29431084TC5505/CA
Jul 13, 2026CAIII · Driver-only3OOSMONARCH HEAVY HAUL CORP 29431084TC5505/CA
Apr 30, 2026CAIII · Driver-only1MONARCH HEAVY HAUL CORP 29431084TC5505/CA
Oct 22, 2025AZII · Walk-around0MONARCH HEAVY HAUL CORP 29431084TC5505/CA
Oct 13, 2025AZIII · Driver-only0MONARCH HEAVY HAUL CORP 29431084TC5505/CA
Sep 25, 2025AZII · Walk-around0MONARCH HEAVY HAUL CORP 29431084TC5505/CA
Jun 19, 2023NVII · Walk-around0MONARCH HEAVY HAUL CORP 29431084TC5505/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MONARCH HEAVY HAUL CORP2943108Jun 19, 2023Jul 29, 20267CA
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.
4TC5505CA2MONARCH HEAVY HAUL CORPJun 19, 2023Jul 29, 20267
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 14, 2026