Equipment unit · NHTSA vPIC identity

2025 Silverback Trailer SILVERBACK

4S9KC5326SH623580 · Trailer · TRAILER
Carriers run under5
24 mo
Inspections10
all-time
OOS inspections1
of 10
First seenNov 16, 2024
NC
Last seenNov 9, 2026
MO
Inspected under 5 different carriers in 24 months
These observations show where this VIN appeared, not who owned the vehicle. Sales, leases or owner-operator moves may explain carrier changes. A shared VIN alone is not a fraud finding. Compare dates and sources in the timeline below.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4S9KC5326SH623580
Make
Silverback Trailer
Model
SILVERBACK
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 30, 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
KC532

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
623580

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 · 49 decoded VINs at 100.0% prefix purity.

Model
SILVERBACK

Prefix basis · 49 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
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 · Nov 16, 2024 – Nov 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 9, 2026MOII · Walk-around1—BUDDY EXPRESS INC 4555351567528T/PA
Sep 17, 2026MAI · Full0—BUDDY EXPRESS INC 4555351567528T/TN
Aug 10, 2026WYI · Full0—BULLRUN TRANSPORT LLC 4478166567528T/TN
Jun 23, 2026NMI · Full0—BUDDY EXPRESS INC 4555351567528T/TN
May 3, 2026MAII · Walk-around2—PK LOGISTIX LLC 4521723567528T/TN
May 3, 2026MAII · Walk-around2—PK LOGISTIX LLC 4521723567528T/TN
Mar 5, 2026KSI · Full3—BULLRUN TRANSPORT LLC 4478166567528T/TN
Nov 13, 2025NMI · Full0—BUMBLE TRUCK LLC 4475014567528T/TN
Dec 11, 2024OHI · Full1—GEOMM LLC 3884143567528T/TN
Nov 16, 2024NCI · Full2OOSGEOMM LLC 3884143567528T/TN
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BUDDY EXPRESS INC4555351Jun 23, 2026Nov 9, 20263PA
BULLRUN TRANSPORT LLC4478166Mar 5, 2026Aug 10, 20262IL
PK LOGISTIX LLC4521723May 3, 2026May 3, 20262WA
BUMBLE TRUCK LLC4475014Nov 13, 2025Nov 13, 20251IL
GEOMM LLC3884143Nov 16, 2024Dec 11, 20242PA
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.
567528TPA2BUDDY EXPRESS INCNov 9, 2026 → Nov 9, 20261
567528TTN2BUDDY EXPRESS INCJun 23, 2026 → Sep 17, 20262
567528TTN2BULLRUN TRANSPORT LLCMar 5, 2026 → Aug 10, 20262
567528TTN2PK LOGISTIX LLCMay 3, 2026 → May 3, 20262
567528TTN—BUMBLE TRUCK LLCNov 13, 2025 → Nov 13, 20251
567528TTN—GEOMM LLCNov 16, 2024 → Dec 11, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 30, 2026