Equipment unit · VIN-decoded · NHTSA vPIC

2018 Prevost X3 Passenger Coach

4RKG33497J9737511 · Bus · BUS
Carriers run under1
35 mo
Inspections4
all-time
OOS inspections1
of 4
First seenAug 8, 2023
MA
Last seenJul 18, 2026
MA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4RKG33497J9737511
Make
Prevost
Model
X3 Passenger Coach
Model year
2018
Body class
Bus
Vehicle type
BUS
GVWR
Not decoded
Decoded at
Jul 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
4RK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
G3349

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1988 or 2018

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

North American serial sequence
737511

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
PREVOST

Prefix basis · 86 decoded VINs at 100.0% prefix purity.

Model
X3 Passenger Coach

Prefix basis · 86 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
PREVOST

Observed directly for this VIN via NHTSA vPIC.

Observed model
X3 Passenger Coach

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Bus

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
BUS

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 · Aug 8, 2023 – Jul 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 18, 2026MAII · Walk-around0DARTMOUTH TRANSPORTATION COMPANY INC 60967112AP26/NH
Jun 12, 2025MAII · Walk-around1OOSDARTMOUTH TRANSPORTATION COMPANY INC 60967112AP26/NH
Sep 17, 2024NHV · Vehicle-only0DARTMOUTH TRANSPORTATION COMPANY INC 60967112AP26/NH
Aug 8, 2023MAII · Walk-around0DARTMOUTH TRANSPORTATION COMPANY INC 609671AP3730/NH
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DARTMOUTH TRANSPORTATION COMPANY INC609671Aug 8, 2023Jul 18, 20264NH
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.
12AP26NH1DARTMOUTH TRANSPORTATION COMPANY INCSep 17, 2024Jul 18, 20263
AP3730NHDARTMOUTH TRANSPORTATION COMPANY INCAug 8, 2023Aug 8, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 21, 2026