Equipment unit · VIN-decoded · NHTSA vPIC

2007 Heil Trailer International

5HTDL452975G21856 · Trailer · TRAILER
Carriers run under2
20 mo
Inspections9
all-time
OOS inspections2
of 9
First seenMar 8, 2024
TX
Last seenNov 29, 2025
TX
Inspected under 2 different carriers in 20 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
5HTDL452975G21856
Make
Heil Trailer International
Model
Heil Trailer International
Model year
2007
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
5HT

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DL452

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
2007 or 2037

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

North American serial sequence
G21856

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
HEIL TRAILER INTERNATIONAL

Prefix basis · 134 decoded VINs at 100.0% prefix purity.

Model
Heil Trailer International

Prefix basis · 134 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
2007

Observed directly for this VIN via NHTSA vPIC.

Observed make
HEIL TRAILER INTERNATIONAL

Observed directly for this VIN via NHTSA vPIC.

Observed model
Heil Trailer International

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 · Mar 8, 2024 – Nov 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 29, 2025TXII · Walk-around1MEZZANO CARRIERS LLC 3724881181B204/TX
Aug 9, 2025TXII · Walk-around5MEZZANO CARRIERS LLC 3724881181B204/TX
May 17, 2025TXI · Full2MEZZANO CARRIERS LLC 3724881181B204/TX
Mar 18, 2025TXII · Walk-around0MEZZANO CARRIERS LLC 3724881181B204/TX
Nov 13, 2024TXI · Full13OOSMEZZANO CARRIERS LLC 3724881181B204/TX
May 16, 2024TXI · Full1OOSMEZZANO CARRIERS LLC 3724881181B204/TX
May 15, 2024TXII · Walk-around2IVAN JESUS RUIZ HERNANDEZ 3174806181B204/TX
Mar 20, 2024TXII · Walk-around1MEZZANO CARRIERS LLC 37248814782T61/TX
Mar 8, 2024TXII · Walk-around2MEZZANO CARRIERS LLC 37248814782T61/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MEZZANO CARRIERS LLC3724881Mar 8, 2024Nov 29, 20258TX
IVAN JESUS RUIZ HERNANDEZ3174806May 15, 2024May 15, 20241TA
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.
181B204TXMEZZANO CARRIERS LLCMay 16, 2024Nov 29, 20256
181B204TXIVAN JESUS RUIZ HERNANDEZMay 15, 2024May 15, 20241
4782T61TXMEZZANO CARRIERS LLCMar 8, 2024Mar 20, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026