Equipment unit · VIN-decoded · NHTSA vPIC

2021 Dorsey

7KYDC5320MED20099 · Trailer · TRAILER
Carriers run under3
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenMar 21, 2024
WA
Last seenSep 21, 2025
TX
Inspected under 3 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
7KYDC5320MED20099
Make
Dorsey
Model
Dorsey
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 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
7KY

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DC532

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1991 or 2021

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

North American serial sequence
Not established

Not asserted outside North American WMIs; positions 12–17 may follow another regional convention.

No source established for this field.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
DORSEY

Prefix basis · 156 decoded VINs at 100.0% prefix purity.

Model
Dorsey

Prefix basis · 156 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
DORSEY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Dorsey

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

  • serial sequence (positions 12–17 are only asserted for North American VINs)
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Mar 21, 2024 – Sep 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 21, 2025TXII · Walk-around3GREENTREE TRANSPORTATION COMPANY 2049615207565/ME
May 21, 2025NEIII · Driver-only2GREENTREE TRANSPORTATION COMPANY 2049615207565/ME
Jul 18, 2024IAIII · Driver-only1TRUCKING4LIFE LLC 38122425207565/ME
Mar 21, 2024WAII · Walk-around4MERCER TRANSPORTATION COMPANY INC 1547125207565/ME
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GREENTREE TRANSPORTATION COMPANY204961May 21, 2025Sep 21, 20252PA
TRUCKING4LIFE LLC3812242Jul 18, 2024Jul 18, 20241MO
MERCER TRANSPORTATION COMPANY INC154712Mar 21, 2024Mar 21, 20241KY
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.
5207565MEGREENTREE TRANSPORTATION COMPANYMay 21, 2025Sep 21, 20252
5207565METRUCKING4LIFE LLCJul 18, 2024Jul 18, 20241
5207565MEMERCER TRANSPORTATION COMPANY INCMar 21, 2024Mar 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 18, 2026