Equipment unit · VIN-decoded · NHTSA vPIC

2011 Polar Tank Trailer

1PMS1432XB1037589 · Trailer · TRAILER
Carriers run under1
31 mo
Inspections7
all-time
OOS inspections0
of 7
First seenSep 27, 2023
CO
Last seenApr 15, 2026
CO
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMS1432XB1037589
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2011
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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
1PM

Deterministic · VIN positions 1–3.

Vehicle descriptor section
S1432

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1981 or 2011

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

North American serial sequence
037589

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
POLAR TANK TRAILER

Prefix basis · 71 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 71 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
2011

Observed directly for this VIN via NHTSA vPIC.

Observed make
POLAR TANK TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Polar Tank Trailer

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 · Sep 27, 2023 – Apr 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 15, 2026COII · Walk-around0NEVAREZ TRUCKING LLC 2508623DLH583/CO
Jan 2, 2026COII · Walk-around0NEVAREZ TRUCKING LLC 2508623DLH583/CO
Oct 7, 2025COIII · Driver-only1NEVAREZ TRUCKING LLC 2508623172XQG/CO
Aug 26, 2025COI · Full2NEVAREZ TRUCKING LLC 2508623172XQG/CO
Jan 28, 2025COIII · Driver-only0NEVAREZ TRUCKING LLC 2508623172-XQG/CO
Oct 8, 2024COIII · Driver-only2NEVAREZ TRUCKING LLC 2508623172XQG/CO
Sep 27, 2023COI · Full3NEVAREZ TRUCKING LLC 2508623172-XQG/CO
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NEVAREZ TRUCKING LLC2508623Sep 27, 2023Apr 15, 20267CO
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.
DLH583CONEVAREZ TRUCKING LLCJan 2, 2026Apr 15, 20262
172XQGCONEVAREZ TRUCKING LLCOct 8, 2024Oct 7, 20253
172-XQGCONEVAREZ TRUCKING LLCSep 27, 2023Jan 28, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026