Equipment unit · VIN-decoded · NHTSA vPIC

2020 Stoughton Trailers

1DW1A5326LSA29892 · Trailer · TRAILER
Carriers run under2
21 mo
Inspections11
all-time
OOS inspections3
of 11
First seenJan 23, 2024
UT
Last seenOct 25, 2025
CA
Inspected under 2 different carriers in 21 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
1DW1A5326LSA29892
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2020
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
1DW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
1A532

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1990 or 2020

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

North American serial sequence
A29892

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
STOUGHTON TRAILERS

Prefix basis · 12,945 decoded VINs at 100.0% prefix purity.

Model
Stoughton Trailers

Prefix basis · 12,945 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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
STOUGHTON TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Stoughton Trailers

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 · Jan 23, 2024 – Oct 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 25, 2025CAII · Walk-around0R & H TRUCKING INC 27054494SP5333/CA
Aug 11, 2025MTIII · Driver-only0MAAS LOGISTICS LLC 31791944SP5333/CA
Jun 27, 2025WAII · Walk-around1OOSMAAS LOGISTICS LLC 31791944SP5333/CA
Apr 11, 2025COIII · Driver-only1MAAS LOGISTICS LLC 31791944SP5333/CA
Dec 17, 2024COIII · Driver-only1MAAS LOGISTICS LLC 31791944SP5333/CA
Nov 18, 2024CAI · Full0MAAS LOGISTICS LLC 31791944SP5333/CA
Nov 18, 2024CAI · Full1OOSMAAS LOGISTICS LLC 31791944SP5333/CA
Sep 17, 2024NMII · Walk-around1MAAS LOGISTICS LLC 31791944SP5333/CA
Aug 22, 2024TXII · Walk-around3OOSMAAS LOGISTICS LLC 31791944SP5333/CA
Jul 31, 2024CAI · Full0MAAS LOGISTICS LLC 31791944SP5333/CA
Jan 23, 2024UTII · Walk-around3MAAS LOGISTICS LLC 31791944SP5333/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
R & H TRUCKING INC2705449Oct 25, 2025Oct 25, 20251CA
MAAS LOGISTICS LLC3179194Jan 23, 2024Aug 11, 202510TX
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.
4SP5333CAR & H TRUCKING INCOct 25, 2025Oct 25, 20251
4SP5333CAMAAS LOGISTICS LLCJan 23, 2024Aug 11, 202510
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026