Equipment unit · VIN-decoded · NHTSA vPIC

2024 Silverback Trailer SILVERBACK

4S9KC5339RH623446 · Trailer · TRAILER
Carriers run under2
18 mo
Inspections13
all-time
OOS inspections2
of 13
First seenMay 23, 2024
MO
Last seenNov 16, 2025
NM
Inspected under 2 different carriers in 18 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
4S9KC5339RH623446
Make
Silverback Trailer
Model
SILVERBACK
Model year
2024
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
4S9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
KC533

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1994 or 2024

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

North American serial sequence
623446

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
SILVERBACK TRAILER

Prefix basis · 18 decoded VINs at 100.0% prefix purity.

Model
SILVERBACK

Prefix basis · 18 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
2024

Observed directly for this VIN via NHTSA vPIC.

Observed make
SILVERBACK TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
SILVERBACK

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 · May 23, 2024 – Nov 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 16, 2025NMI · Full0LA CRANE LOGISTICS LLC 3661157249C751/TX
Mar 31, 2025TXI · Full0POWER TRUCK LINES LLC 2980993249C751/TX
Feb 28, 2025TXII · Walk-around2POWER TRUCK LINES LLC 2980993249C751/TX
Feb 3, 2025TXII · Walk-around1POWER TRUCK LINES LLC 2980993249C751/TX
Dec 20, 2024COII · Walk-around4OOSPOWER TRUCK LINES LLC 2980993249C751/TX
Nov 20, 2024TXII · Walk-around0POWER TRUCK LINES LLC 2980993249C751/TX
Nov 20, 2024NMI · Full0POWER TRUCK LINES LLC 2980993249C751/TX
Oct 15, 2024MOI · Full0POWER TRUCK LINES LLC 2980993243C699/TX
Oct 11, 2024NMI · Full0POWER TRUCK LINES LLC 2980993249C751/TX
Sep 8, 2024COII · Walk-around3POWER TRUCK LINES LLC 2980993249C751/TX
Sep 3, 2024IAIII · Driver-only2POWER TRUCK LINES LLC 2980993249C751/TX
Jun 8, 2024AZIII · Driver-only5POWER TRUCK LINES LLC 2980993243C699/TX
May 23, 2024MOI · Full1OOSPOWER TRUCK LINES LLC 2980993243C699/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LA CRANE LOGISTICS LLC3661157Nov 16, 2025Nov 16, 20251TX
POWER TRUCK LINES LLC2980993May 23, 2024Mar 31, 202512TX
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.
249C751TXLA CRANE LOGISTICS LLCNov 16, 2025Nov 16, 20251
249C751TXPOWER TRUCK LINES LLCSep 3, 2024Mar 31, 20259
243C699TXPOWER TRUCK LINES LLCMay 23, 2024Oct 15, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026