Equipment unit · VIN-decoded · NHTSA vPIC

4WW5482A6J6626521

Not yet decoded
Carriers run under2
14 mo
Inspections3
all-time
OOS inspections2
of 3
First seenJan 8, 2025
KY
Last seenMar 11, 2026
CA
Inspected under 2 different carriers in 14 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
4WW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
5482A

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
626521

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jan 8, 2025 – Mar 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 11, 2026CAIII · Driver-only0JB LOGISTICS EXPRESS INC 33122034WK6778/CA
Oct 3, 2025NMII · Walk-around3OOSAC TRUCKING SERVICES INC 1749573UNIT4WK677/CA
Jan 8, 2025KYI · Full5OOSAC TRUCKING SERVICES INC 17495734WK6778/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JB LOGISTICS EXPRESS INC3312203Mar 11, 2026Mar 11, 20261CA
AC TRUCKING SERVICES INC1749573Jan 8, 2025Oct 3, 20252CA
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.
4WK6778CAJB LOGISTICS EXPRESS INCMar 11, 2026Mar 11, 20261
UNIT4WK677CAAC TRUCKING SERVICES INCOct 3, 2025Oct 3, 20251
4WK6778CAAC TRUCKING SERVICES INCJan 8, 2025Jan 8, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC