Equipment unit · VIN-decoded · NHTSA vPIC

2025 Atc Trailers

4A9A15331SM260183 · Trailer · TRAILER
Carriers run under4
19 mo
Inspections22
all-time
OOS inspections3
of 22
First seenDec 4, 2024
MT
Last seenJul 21, 2026
AR
Inspected under 4 different carriers in 19 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
4A9A15331SM260183
Make
Atc Trailers
Model
ATC TRAILERS
Model year
2025
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
4A9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
A1533

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
260183

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
ATC TRAILERS

Prefix basis · 67 decoded VINs at 100.0% prefix purity.

Model
ATC TRAILERS

Prefix basis · 67 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
ATC TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
ATC TRAILERS

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 · Dec 4, 2024 – Jul 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2026ARIII · Driver-only0IMAN FREIGHT LLC 37318895628149/ME
Jun 3, 2026WVII · Walk-around0IMAN FREIGHT LLC 37318895628149/ME
May 19, 2026TNI · Full0IMAN FREIGHT LLC 37318895628149/ME
May 14, 2026PAI · Full0OB STAR TRUCKING LLC 43788545628149/ME
May 12, 2026OHI · Full1OB STAR TRUCKING LLC 43788545628149/ME
Apr 14, 2026TXII · Walk-around3OB STAR TRUCKING LLC 43788545628149/ME
Mar 6, 2026MDII · Walk-around0OB STAR TRUCKING LLC 43788545628149/ME
Jan 19, 2026LAIII · Driver-only2OB STAR TRUCKING LLC 4378854PT480W8/PA
Dec 12, 2025TNI · Full4OOSOB STAR TRUCKING LLC 4378854PT480W8/PA
Dec 9, 2025TNI · Full1OB STAR TRUCKING LLC 4378854PT480W8/PA
Nov 13, 2025MOI · Full2OB STAR TRUCKING LLC 4378854PT480W8/PA
Jul 28, 2025ARIII · Driver-only0PINGVIN EXPRESS LLC 4335257PT480W8/PA
Jun 24, 2025CAII · Walk-around3OOSLADA TRANS INC 2998381PT480W8/PA
Jun 5, 2025CAIII · Driver-only1LADA TRANS INC 2998381PT480W8/PA
Mar 6, 2025MDI · Full1LADA TRANS INC 2998381PT480W8/PA
Feb 19, 2025TNI · Full1LADA TRANS INC 2998381011259A40/IL
Jan 22, 2025INII · Walk-around1OOSLADA TRANS INC 2998381011259A40/IL
Jan 15, 2025WIIII · Driver-only1LADA TRANS INC 2998381011259A40/IL
Dec 19, 2024OHII · Walk-around0LADA TRANS INC 2998381011259A40/IL
Dec 10, 2024TXI · Full0LADA TRANS INC 2998381011259A40/IL
Dec 5, 2024WAII · Walk-around1LADA TRANS INC 2998381TEMP/IN
Dec 4, 2024MTI · Full1LADA TRANS INC 2998381011259A40/IL
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
IMAN FREIGHT LLC3731889May 19, 2026Jul 21, 20263IL
OB STAR TRUCKING LLC4378854Nov 13, 2025May 14, 20268PA
PINGVIN EXPRESS LLC4335257Jul 28, 2025Jul 28, 20251IL
LADA TRANS INC2998381Dec 4, 2024Jun 24, 202510IN
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.
5628149ME2IMAN FREIGHT LLCMay 19, 2026Jul 21, 20263
5628149MEOB STAR TRUCKING LLCMar 6, 2026May 14, 20264
PT480W8PAOB STAR TRUCKING LLCNov 13, 2025Jan 19, 20264
PT480W8PAPINGVIN EXPRESS LLCJul 28, 2025Jul 28, 20251
PT480W8PALADA TRANS INCMar 6, 2025Jun 24, 20253
011259A40ILLADA TRANS INCDec 4, 2024Feb 19, 20256
TEMPINLADA TRANS INCDec 5, 2024Dec 5, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026