Equipment unit · VIN-decoded · NHTSA vPIC

2020 Western Star 4900

5KJNABD12LPLP6344 · Truck-Tractor · TRUCK
Carriers run under2
28 mo
Inspections85
all-time
OOS inspections3
of 85
First seenMar 12, 2024
NY
Last seenJul 30, 2026
IN
Inspected under 2 different carriers in 28 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
5KJNABD12LPLP6344
Make
Western Star
Model
4900
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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.

Source · 49 CFR Part 565 ↗
Vehicle descriptor section
NABD1

Deterministic · VIN positions 4–8.

Source · 49 CFR Part 565 ↗
Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Source · 49 CFR Part 565 ↗
Model year candidates
1990 or 2020

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

Source · 49 CFR Part 565 ↗
North American serial sequence
LP6344

Deterministic · positions 12–17 for a North American WMI.

Source · 49 CFR Part 565 ↗

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 · 20 decoded VINs at 100.0% prefix purity.

Source · Vektor corpus / NHTSA vPIC ↗
Model
4900

Prefix basis · 20 decoded VINs at 100.0% prefix purity.

Source · Vektor corpus / NHTSA vPIC ↗
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
2020

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
Observed make
WESTERN STAR

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
Observed model
4900

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / NHTSA vPIC ↗
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Source · Vektor corpus / 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 · Mar 12, 2024 – Jul 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 30, 2026INII · Walk-around1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 27, 2026INII · Walk-around2—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 21, 2026NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 13, 2026NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 13, 2026NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 11, 2026NYI · Full2—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 7, 2026NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 30, 2026NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 28, 2026NYI · Full2OOSSUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 23, 2026NYI · Full3—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 21, 2026NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 15, 2026NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Mar 31, 2026NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Mar 12, 2026INII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Nov 7, 2025INII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Oct 20, 2025NYII · Walk-around0—J SUPOR & SON TRUCKING & RIGGING CO INC 153358AW601M/NJ
Sep 24, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 18, 2025NYII · Walk-around0—J SUPOR & SON TRUCKING & RIGGING CO INC 153358AW601M/NJ
Sep 17, 2025NYII · Walk-around0—J SUPOR & SON TRUCKING & RIGGING CO INC 153358AW601M/NJ
Sep 16, 2025NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 12, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 9, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 4, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 28, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 26, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 15, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 6, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 1, 2025NYI · Full0—J SUPOR & SON TRUCKING & RIGGING CO INC 153358AW601M/NJ
Jul 30, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 28, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 23, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 21, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 17, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 15, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 11, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 9, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 1, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 26, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 24, 2025NYI · Full2OOSSUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 24, 2025NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 20, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 18, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 13, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 11, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 6, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 4, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NY
May 29, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 21, 2025NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 20, 2025NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 16, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 14, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 8, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 6, 2025NYI · Full3—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 1, 2025NYI · Full2—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 29, 2025NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 28, 2025NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 25, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 23, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 17, 2025NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 15, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 10, 2025NYI · Full2—SUPOR TRUCKING LLC 2837413AW601M/NJ
Apr 8, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Mar 26, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Mar 19, 2025NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jan 29, 2025TNII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jan 23, 2025PAI · Full3—SUPOR TRUCKING LLC 2837413AW601M/PA
Oct 27, 2024TNII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Oct 26, 2024TNII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Oct 2, 2024CTII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 27, 2024NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 12, 2024NYII · Walk-around0—J SUPOR & SON TRUCKING & RIGGING CO INC 153358AW601M/NJ
Sep 8, 2024NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 7, 2024NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 6, 2024NYI · Full1OOSSUPOR TRUCKING LLC 2837413AW601M/NJ
Sep 4, 2024NYI · Full4—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 28, 2024NYI · Full0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 26, 2024NYI · Full2—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 21, 2024NYI · Full1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Aug 9, 2024TNII · Walk-around1—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 18, 2024TNII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jul 17, 2024TNII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
Jun 29, 2024TNII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/TN
Jun 28, 2024TNII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
May 16, 2024NYI · Full5—SUPOR TRUCKING LLC 2837413AW601M/NJ
Mar 12, 2024NYII · Walk-around0—SUPOR TRUCKING LLC 2837413AW601M/NJ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUPOR TRUCKING LLC2837413Mar 12, 2024Jul 30, 202680NJ
J SUPOR & SON TRUCKING & RIGGING CO INC153358Sep 12, 2024Oct 20, 20255NJ
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.
AW601MNJ1SUPOR TRUCKING LLCMar 12, 2024 → Jul 30, 202677
AW601MNJ—J SUPOR & SON TRUCKING & RIGGING CO INCSep 12, 2024 → Oct 20, 20255
AW601MNY—SUPOR TRUCKING LLCJun 4, 2025 → Jun 4, 20251
AW601MPA—SUPOR TRUCKING LLCJan 23, 2025 → Jan 23, 20251
AW601MTN—SUPOR TRUCKING LLCJun 29, 2024 → Jun 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026