Equipment unit · VIN-decoded · NHTSA vPIC

2000 Monon

1NNVA5321YM323640 · Trailer · TRAILER
Carriers run under3
31 mo
Inspections9
all-time
OOS inspections0
of 9
First seenNov 13, 2023
CA
Last seenJun 4, 2026
CA
Inspected under 3 different carriers in 31 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
1NNVA5321YM323640
Make
Monon
Model
Monon
Model year
2000
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 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
1NN

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VA532

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2000 or 2030

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

North American serial sequence
323640

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
MONON

Prefix basis · 83 decoded VINs at 100.0% prefix purity.

Model
Monon

Prefix basis · 83 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
2000

Observed directly for this VIN via NHTSA vPIC.

Observed make
MONON

Observed directly for this VIN via NHTSA vPIC.

Observed model
Monon

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 13, 2023 – Jun 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 4, 2026CAIII · Driver-only0RXG TRANSPORTATION LLC 42368594VS2324/CA
May 3, 2026CAII · Walk-around2RXG TRANSPORTATION LLC 42368594VS2324/CA
Feb 18, 2026CAIII · Driver-only2EXPRESS CARRIERS SERVICES INC 29294444VS2324/CA
Jan 15, 2026CAI · Full1RXG TRANSPORTATION LLC 42368594VS2324/CA
Jan 13, 2026CAIII · Driver-only2RXG TRANSPORTATION LLC 42368594VS2324/CA
Nov 26, 2025CAII · Walk-around1RXG TRANSPORTATION LLC 42368594VS2324/CA
Jan 16, 2025CAIII · Driver-only0RXG TRANSPORTATION LLC 42368594VS2324/CA
May 14, 2024CAI · Full1GARDUNO BROTHERS TRANSPORT LLC 35208634VS2324/CA
Nov 13, 2023CAIII · Driver-only1GARDUNO BROTHERS TRANSPORT LLC 35208634VS2324/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RXG TRANSPORTATION LLC4236859Jan 16, 2025Jun 4, 20266CA
EXPRESS CARRIERS SERVICES INC2929444Feb 18, 2026Feb 18, 20261CA
GARDUNO BROTHERS TRANSPORT LLC3520863Nov 13, 2023May 14, 20242CA
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.
4VS2324CARXG TRANSPORTATION LLCJan 16, 2025Jun 4, 20266
4VS2324CAEXPRESS CARRIERS SERVICES INCFeb 18, 2026Feb 18, 20261
4VS2324CAGARDUNO BROTHERS TRANSPORT LLCNov 13, 2023May 14, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026