Equipment unit · VIN-decoded · NHTSA vPIC

2021 Western Star 4700

5KKMAVDV2MPMJ1574 · Truck · INCOMPLETE VEHICLE
Carriers run under1
34 mo
Inspections6
all-time
OOS inspections0
of 6
First seenSep 29, 2023
PA
Last seenJul 14, 2026
PA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5KKMAVDV2MPMJ1574
Make
Western Star
Model
4700
Model year
2021
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 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
5KK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
MAVDV

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

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
MJ1574

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 · 419 decoded VINs at 100.0% prefix purity.

Model
4700

Prefix basis · 419 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
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
4700

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 · Sep 29, 2023 – Jul 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 14, 2026PAIII · Driver-only1BISHOP BROTHERS CONSTRUCTION COMPANY INC 1176088AH01664/PA
Jul 14, 2026PAIII · Driver-only1BISHOP BROTHERS CONSTRUCTION COMPANY INC 1176088AH01664/PA
Feb 18, 2025PAIII · Driver-only0BISHOP BROTHERS CONSTRUCTION COMPANY INC 1176088AH01664/PA
Dec 16, 2024PAIII · Driver-only0BISHOP BROTHERS CONSTRUCTION COMPANY INC 1176088AH01664/PA
Jul 3, 2024PAIII · Driver-only0BISHOP BROTHERS CONSTRUCTION COMPANY INC 1176088AH01664/PA
Sep 29, 2023PAII · Walk-around1BISHOP BROTHERS CONSTRUCTION COMPANY INC 1176088AH01664/PA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BISHOP BROTHERS CONSTRUCTION COMPANY INC1176088Sep 29, 2023Jul 14, 20266PA
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.
AH01664PA1BISHOP BROTHERS CONSTRUCTION COMPANY INCSep 29, 2023Jul 14, 20266
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 16, 2026