Equipment unit · VIN-decoded · NHTSA vPIC

2021 Vanguard National Trailer Corporation (vntc)

5V8VC5328MM106845 · Trailer · TRAILER
Carriers run under3
35 mo
Inspections14
all-time
OOS inspections2
of 14
First seenAug 16, 2023
NM
Last seenJul 13, 2026
LA
Inspected under 3 different carriers in 35 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
5V8VC5328MM106845
Make
Vanguard National Trailer Corporation (vntc)
Model
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
5V8

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VC532

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
106845

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
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

Prefix basis · 8,513 decoded VINs at 100.0% prefix purity.

Model
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

Prefix basis · 8,513 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
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

Observed directly for this VIN via NHTSA vPIC.

Observed model
VANGUARD NATIONAL TRAILER CORPORATION (VNTC)

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

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 · Aug 16, 2023 – Jul 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 13, 2026LAII · Walk-around0THUNDER MOUNTAIN TRANSPORT LLC 42946143U235/WY
Jun 24, 2026IDIII · Driver-only3OOSTHUNDER MOUNTAIN TRANSPORT LLC 429461403U235/WY
Apr 28, 2026ORIII · Driver-only1THUNDER MOUNTAIN TRANSPORT LLC 42946143U235/WY
Mar 17, 2026CAII · Walk-around5A&N CARRIER INC 42226913U235/WY
Jan 29, 2025COI · Full2THUNDER MOUNTAIN TRANSPORT LLC 4294614L087019/AZ
Jan 9, 2025NMIII · Driver-only0THUNDER MOUNTAIN TRANSPORT LLC 4294614TEMP/AZ
Dec 24, 2023GAIII · Driver-only2OOSGOLDCOAST CARRIERS INC 3014047773379ST/IL
Dec 7, 2023MNIII · Driver-only1GOLDCOAST CARRIERS INC 3014047773379ST/IL
Oct 18, 2023NMII · Walk-around0GOLDCOAST CARRIERS INC 3014047773379ST/IL
Sep 8, 2023WAIII · Driver-only0GOLDCOAST CARRIERS INC 3014047773379ST/IL
Sep 7, 2023MTIII · Driver-only0GOLDCOAST CARRIERS INC 3014047773379ST/IL
Aug 31, 2023IAIII · Driver-only1GOLDCOAST CARRIERS INC 3014047773379ST/IL
Aug 16, 2023NMII · Walk-around2GOLDCOAST CARRIERS INC 3014047773379ST/IL
Aug 16, 2023NMII · Walk-around2GOLDCOAST CARRIERS INC 3014047773379ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THUNDER MOUNTAIN TRANSPORT LLC4294614Jan 9, 2025Jul 13, 20265WY
A&N CARRIER INC4222691Mar 17, 2026Mar 17, 20261CA
GOLDCOAST CARRIERS INC3014047Aug 16, 2023Dec 24, 20238AZ
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.
3U235WY2THUNDER MOUNTAIN TRANSPORT LLCApr 28, 2026Jul 13, 20262
03U235WY2THUNDER MOUNTAIN TRANSPORT LLCJun 24, 2026Jun 24, 20261
3U235WYA&N CARRIER INCMar 17, 2026Mar 17, 20261
L087019AZTHUNDER MOUNTAIN TRANSPORT LLCJan 29, 2025Jan 29, 20251
TEMPAZTHUNDER MOUNTAIN TRANSPORT LLCJan 9, 2025Jan 9, 20251
773379STIL2GOLDCOAST CARRIERS INCAug 16, 2023Dec 24, 20238
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026