Equipment unit · VIN-decoded · NHTSA vPIC

2025 Trinity Trailer Mfg., Inc.

1T9SC4221SB656392 · Trailer · TRAILER
Carriers run under1
16 mo
Inspections4
all-time
OOS inspections1
of 4
First seenMar 21, 2025
MI
Last seenJul 21, 2026
IN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1T9SC4221SB656392
Make
Trinity Trailer Mfg., Inc.
Model
TRINITY TRAILER MFG., INC.
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
1T9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SC422

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1995 or 2025

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

North American serial sequence
656392

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
TRINITY TRAILER MFG., INC.

Prefix basis · 168 decoded VINs at 100.0% prefix purity.

Model
TRINITY TRAILER MFG., INC.

Prefix basis · 168 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
2025

Observed directly for this VIN via NHTSA vPIC.

Observed make
TRINITY TRAILER MFG., INC.

Observed directly for this VIN via NHTSA vPIC.

Observed model
TRINITY TRAILER MFG., INC.

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 21, 2025 – Jul 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2026INII · Walk-around8OOSRIEDSTRA DAIRY LTD 17168685576426/ME
Jul 31, 2025MIIII · Driver-only0RIEDSTRA DAIRY LTD 17168685576426/ME
Jul 28, 2025INIII · Driver-only2RIEDSTRA DAIRY LTD 17168685576426/ME
Mar 21, 2025MIII · Walk-around5RIEDSTRA DAIRY LTD 1716868NONE/MI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RIEDSTRA DAIRY LTD1716868Mar 21, 2025Jul 21, 20264MI
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.
5576426ME2RIEDSTRA DAIRY LTDJul 28, 2025Jul 21, 20263
NONEMIRIEDSTRA DAIRY LTDMar 21, 2025Mar 21, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026