Equipment unit · VIN-decoded · NHTSA vPIC

2012 Sun Country Trailers

4S9S6CZ16CP133111 · Trailer · TRAILER
Carriers run under2
16 mo
Inspections9
all-time
OOS inspections2
of 9
First seenJan 22, 2025
NC
Last seenMay 28, 2026
TN
Inspected under 2 different carriers in 16 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
4S9S6CZ16CP133111
Make
Sun Country Trailers
Model
Sun Country Trailers
Model year
2012
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
S6CZ1

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1982 or 2012

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

North American serial sequence
133111

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
SUN COUNTRY TRAILERS

Prefix basis · 6 decoded VINs at 100.0% prefix purity.

Model
Sun Country Trailers

Prefix basis · 6 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
SUN COUNTRY TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Sun Country 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 · Jan 22, 2025 – May 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 28, 2026TNIII · Driver-only0HAULFLEET LLC 45166265612214/ME
Feb 11, 2026MTII · Walk-around3WTA CAROLINAS LLC 35855965612214/ME
Feb 8, 2026INIII · Driver-only2WTA CAROLINAS LLC 35855965612214/ME
Feb 1, 2026SDIII · Driver-only0WTA CAROLINAS LLC 35855965612214/ME
Jan 23, 2026UTII · Walk-around5OOSWTA CAROLINAS LLC 35855965612214/ME
Jan 15, 2026AZII · Walk-around1OOSWTA CAROLINAS LLC 35855965612214/ME
Nov 12, 2025GAIII · Driver-only1WTA CAROLINAS LLC 35855965612214/ME
Aug 31, 2025GAIII · Driver-only2WTA CAROLINAS LLC 3585596XPB0423/PA
Jan 22, 2025NCIII · Driver-only0WTA CAROLINAS LLC 3585596XPB0423/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HAULFLEET LLC4516626May 28, 2026May 28, 20261OH
WTA CAROLINAS LLC3585596Jan 22, 2025Feb 11, 20268NC
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.
5612214MEHAULFLEET LLCMay 28, 2026May 28, 20261
5612214MEWTA CAROLINAS LLCNov 12, 2025Feb 11, 20266
XPB0423PAWTA CAROLINAS LLCJan 22, 2025Aug 31, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026