Equipment unit · VIN-decoded · NHTSA vPIC

2016 Western Star 4900

5KJJAED19GPHM1112 · Truck-Tractor · TRUCK
Carriers run under1
19 mo
Inspections8
all-time
OOS inspections0
of 8
First seenMay 23, 2024
ME
Last seenDec 22, 2025
ME
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KJJAED19GPHM1112
Make
Western Star
Model
4900
Model year
2016
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
5KJ

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JAED1

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

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
HM1112

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
WESTERN STAR

Prefix basis · 114 decoded VINs at 100.0% prefix purity.

Model
4900

Prefix basis · 114 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
2016

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
4900

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 · May 23, 2024 – Dec 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 22, 2025MEIII · Driver-only0GROUND PERFECTION SPECIALISTS INC 2433636331CRG/ME
Oct 21, 2025MEII · Walk-around2GROUND PERFECTION SPECIALISTS INC 2433636331CRG/ME
Sep 17, 2025MEII · Walk-around5GROUND PERFECTION SPECIALISTS INC 2433636331CRG/ME
Aug 1, 2025MEII · Walk-around0GROUND PERFECTION SPECIALISTS INC 24336362D7669/ME
Jun 5, 2025MEIII · Driver-only1GROUND PERFECTION SPECIALISTS INC 24336362D7669/ME
Dec 12, 2024MEII · Walk-around2GROUND PERFECTION SPECIALISTS INC 24336366A8487/ME
Oct 16, 2024MEIII · Driver-only1GROUND PERFECTION SPECIALISTS INC 24336366A8487/ME
May 23, 2024MEII · Walk-around0GROUND PERFECTION SPECIALISTS INC 24336366A8487/ME
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GROUND PERFECTION SPECIALISTS INC2433636May 23, 2024Dec 22, 20258ME
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.
331CRGMEGROUND PERFECTION SPECIALISTS INCSep 17, 2025Dec 22, 20253
2D7669MEGROUND PERFECTION SPECIALISTS INCJun 5, 2025Aug 1, 20252
6A8487MEGROUND PERFECTION SPECIALISTS INCMay 23, 2024Dec 12, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026