Equipment unit · VIN-decoded · NHTSA vPIC

527SR5324GM007926

Not yet decoded
Carriers run under2
32 mo
Inspections3
all-time
OOS inspections0
of 3
First seenOct 18, 2023
TX
Last seenJun 30, 2026
CA
Inspected under 2 different carriers in 32 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
527

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SR532

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1986 or 2016

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

North American serial sequence
007926

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
CIMC REEFER TRAILER,INC

Prefix basis · 7,163 decoded VINs at 100.0% prefix purity.

Model
CIMC REEFER TRAILER,INC.

Prefix basis · 7,163 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.

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 · Oct 18, 2023 – Jun 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 30, 2026CAII · Walk-around3M4 TRANSPORTATION LLC 1772445560584ST/IL
Mar 14, 2026CAIII · Driver-only0M4 TRANSPORTATION LLC 1772445560584ST/IL
Oct 18, 2023TXII · Walk-around0CONTRERAS EXPRESS LLC 2846016560584ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
M4 TRANSPORTATION LLC1772445Mar 14, 2026Jun 30, 20262CA
CONTRERAS EXPRESS LLC2846016Oct 18, 2023Oct 18, 20231TX
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.
560584STIL2M4 TRANSPORTATION LLCMar 14, 2026Jun 30, 20262
560584STILCONTRERAS EXPRESS LLCOct 18, 2023Oct 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC