Equipment unit · VIN-decoded · NHTSA vPIC

2024 Mp Gooseneck

4M9BG4020R1144471 · Trailer · TRAILER
Carriers run under3
8 mo
Inspections5
all-time
OOS inspections3
of 5
First seenNov 19, 2025
WY
Last seenJul 23, 2026
AZ
Inspected under 3 different carriers in 8 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
4M9BG4020R1144471
Make
Mp
Model
Gooseneck
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
4M9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BG402

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1994 or 2024

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

North American serial sequence
144471

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
MP

Prefix basis · 161 decoded VINs at 100.0% prefix purity.

Model
Gooseneck

Prefix basis · 161 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
2024

Observed directly for this VIN via NHTSA vPIC.

Observed make
MP

Observed directly for this VIN via NHTSA vPIC.

Observed model
Gooseneck

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

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 · Nov 19, 2025 – Jul 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 23, 2026AZI · Full0MZ89 TRUCKING INC 391326414758TK/IL
Jul 22, 2026CAII · Walk-around2MZ89 TRUCKING INC 391326414758TK/IL
Jun 18, 2026MSII · Walk-around6OOSMZ89 TRUCKING INC 391326414758TK/IL
Apr 14, 2026LAI · Full1OOSJCO TRUCKING LLC 355638714758TK/IL
Nov 19, 2025WYI · Full5OOSWWH INC 2954205968033ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MZ89 TRUCKING INC3913264Jun 18, 2026Jul 23, 20263CA
JCO TRUCKING LLC3556387Apr 14, 2026Apr 14, 20261AL
WWH INC2954205Nov 19, 2025Nov 19, 20251IL
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.
14758TKIL2MZ89 TRUCKING INCJun 18, 2026Jul 23, 20263
14758TKILJCO TRUCKING LLCApr 14, 2026Apr 14, 20261
968033STILWWH INCNov 19, 2025Nov 19, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026