Equipment unit · VIN-decoded · NHTSA vPIC

2023 Silverback Trailer

4S9KC5016PH623145 · TRAILER
Carriers run under4
31 mo
Inspections8
all-time
OOS inspections4
of 8
First seenDec 18, 2023
CO
Last seenJul 27, 2026
CO
Inspected under 4 different carriers in 31 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
4S9KC5016PH623145
Make
Silverback Trailer
Model
Not decoded
Model year
2023
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 8, 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
4S9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
KC501

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1993 or 2023

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

North American serial sequence
623145

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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
SILVERBACK TRAILER

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 · Dec 18, 2023 – Jul 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 27, 2026COI · Full4OOSGEO 2024 LLC 43526185243524/ME
Jul 21, 2026VAI · Full6OOSGEO 2024 LLC 43526185243524/ME
Apr 30, 2026WYI · Full3OOSGEO 2024 LLC 43526185243524/ME
Dec 13, 2024MOI · Full7OOSZEBO INC 41996675243524/ME
Jun 28, 2024NCI · Full1GEO MART LLC 36011755243524/ME
Jun 24, 2024MAIII · Driver-only4GEO MART LLC 36011755243524/ME
Apr 8, 2024KSI · Full4GEO MART LLC 36011755243524/ME
Dec 18, 2023COIII · Driver-only0GTG TOWING COMPANY LLC 3642196524-3524/ME
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GEO 2024 LLC4352618Apr 30, 2026Jul 27, 20263OH
ZEBO INC4199667Dec 13, 2024Dec 13, 20241MD
GEO MART LLC3601175Apr 8, 2024Jun 28, 20243PA
GTG TOWING COMPANY LLC3642196Dec 18, 2023Dec 18, 20231NJ
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.
5243524ME2GEO 2024 LLCApr 30, 2026Jul 27, 20263
5243524MEZEBO INCDec 13, 2024Dec 13, 20241
5243524MEGEO MART LLCApr 8, 2024Jun 28, 20243
524-3524MEGTG TOWING COMPANY LLCDec 18, 2023Dec 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 8, 2026