Equipment unit · VIN-decoded · NHTSA vPIC

2016 Diamond

1D9BM6031GS235643 · TRAILER
Carriers run under1
34 mo
Inspections34
all-time
OOS inspections8
of 34
First seenSep 6, 2023
MT
Last seenJul 29, 2026
NY
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1D9BM6031GS235643
Make
Diamond
Model
Not decoded
Model year
2016
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 13, 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
1D9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BM603

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1986 or 2016

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

North American serial sequence
235643

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
2016

Observed directly for this VIN via NHTSA vPIC.

Observed make
DIAMOND

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 6, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026NYI · Full0SOUTHERN TIER EXPRESS INC 2766845303192/ME
Jul 9, 2026NYI · Full0SOUTHERN TIER EXPRESS INC 2766845303192/ME
Aug 8, 2025NYI · Full5OOSSOUTHERN TIER EXPRESS INC 2766845303192/ME
Jul 31, 2025NYI · Full5OOSSOUTHERN TIER EXPRESS INC 2766845303192/ME
Jul 24, 2025NYI · Full9OOSSOUTHERN TIER EXPRESS INC 2766845303192/ME
Jul 8, 2025NYI · Full5OOSSOUTHERN TIER EXPRESS INC 2766845303192/ME
Jun 12, 2025NYI · Full2OOSSOUTHERN TIER EXPRESS INC 2766845303192/ME
Jun 3, 2025NYI · Full1OOSSOUTHERN TIER EXPRESS INC 2766845303192/ME
Nov 7, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Nov 1, 2024NYI · Full2SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Oct 19, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Oct 16, 2024NYI · Full3SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Sep 18, 2024NYI · Full6OOSSOUTHERN TIER EXPRESS INC 276684BT43763/NY
Sep 3, 2024NEIII · Driver-only2SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Aug 25, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Aug 24, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Aug 20, 2024NYI · Full2SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Jul 21, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Jul 18, 2024NYI · Full1SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Jun 24, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Jun 21, 2024NYI · Full1SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Jun 6, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Jun 3, 2024NYI · Full0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
May 17, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
May 14, 2024NYI · Full1SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Apr 17, 2024NYI · Full0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Apr 1, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Mar 27, 2024NYI · Full0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Mar 5, 2024NYI · Full0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Feb 15, 2024INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Feb 7, 2024NYI · Full0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Dec 18, 2023INII · Walk-around0SOUTHERN TIER EXPRESS INC 276684BT43763/NY
Dec 12, 2023NYI · Full1OOSSOUTHERN TIER EXPRESS INC 276684BT43763/NY
Sep 6, 2023MTIII · Driver-only1SOUTHERN TIER EXPRESS INC 276684BT43763/NY
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOUTHERN TIER EXPRESS INC276684Sep 6, 2023Jul 29, 202634NY
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.
5303192ME3SOUTHERN TIER EXPRESS INCJun 3, 2025Jul 29, 20268
BT43763NYSOUTHERN TIER EXPRESS INCSep 6, 2023Nov 7, 202426
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 13, 2026