Equipment unit · VIN-decoded · NHTSA vPIC

2021 Utility Trailer Manufacturer

1UYVS2537M3107406 · Trailer · TRAILER
Axles · 2 axlesBody · VanLength · 53 ft
Carriers run under3
35 mo
Inspections18
all-time
OOS inspections4
of 18
First seenAug 4, 2023
UT
Last seenJul 27, 2026
CA
Inspected under 3 different carriers in 35 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
1UYVS2537M3107406
Make
Utility Trailer Manufacturer
Model
Utility Trailer Manufacturer
Model year
2021
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
1UY

Deterministic · VIN positions 1–3.

Vehicle descriptor section
VS253

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1991 or 2021

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

North American serial sequence
107406

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
UTILITY TRAILER MANUFACTURER

Prefix basis · 107,512 decoded VINs at 100.0% prefix purity.

Model
Utility Trailer Manufacturer

Prefix basis · 107,512 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
UTILITY TRAILER MANUFACTURER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Utility Trailer Manufacturer

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.

VIN-level rule claims

Rules published for individual VIN positions beyond the prefix — applied with the WMI, prefix, and model-year guards each rule was validated under. Year-scoped rules were checked against model year 2021, established by the federal observation agreeing with a position-10 candidate.

Axle configuration
2 axles

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

Body family
Van

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

Trailer length
53 ft

Manufacturer-published position rule · WMI/prefix/year guards applied by the store.

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 · Aug 4, 2023 – Jul 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 27, 2026CAIII · Driver-only0ROYAL CARRIER LLC 29078434WR1691/CA
Feb 15, 2026CAIII · Driver-only0BIG BULL CARRIER INC 45111014WR1691/CA
Jan 22, 2026WAII · Walk-around3ROYAL CARRIER LLC 29078434WR1691/CA
Sep 11, 2025CAII · Walk-around0ROYAL CARRIER LLC 29078434TH8883/CA
Jun 13, 2025CAI · Full0PLATINUM EXPRESS INC 25873704TH8883/CA
May 29, 2025CAII · Walk-around0PLATINUM EXPRESS INC 25873704TH8883/CA
Apr 15, 2025CAI · Full3OOSPLATINUM EXPRESS INC 25873704TH8883/CA
Apr 15, 2025CAI · Full0PLATINUM EXPRESS INC 25873704TH8883/CA
Dec 2, 2024WAII · Walk-around3OOSPLATINUM EXPRESS INC 25873704TH8883/CA
Nov 21, 2024ORII · Walk-around0PLATINUM EXPRESS INC 25873704TH8883/PA
Sep 18, 2024CAIII · Driver-only1PLATINUM EXPRESS INC 25873704TH8883/CA
Jan 29, 2024CAI · Full3OOSPLATINUM EXPRESS INC 25873704TH8883/CA
Jan 3, 2024CAI · Full0PLATINUM EXPRESS INC 25873704TH8883/CA
Nov 30, 2023CAI · Full1OOSPLATINUM EXPRESS INC 25873704TH8883/CA
Nov 30, 2023CAI · Full0PLATINUM EXPRESS INC 25873704TH8883/CA
Nov 2, 2023NMIII · Driver-only1PLATINUM EXPRESS INC 25873704TH8883/CA
Sep 12, 2023CAIII · Driver-only0PLATINUM EXPRESS INC 25873704TH8883/CA
Aug 4, 2023UTI · Full2PLATINUM EXPRESS INC 25873704TH8883/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROYAL CARRIER LLC2907843Sep 11, 2025Jul 27, 20263CA
BIG BULL CARRIER INC4511101Feb 15, 2026Feb 15, 20261CA
PLATINUM EXPRESS INC2587370Aug 4, 2023Jun 13, 202514CA
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.
4WR1691CA2ROYAL CARRIER LLCJan 22, 2026Jul 27, 20262
4WR1691CABIG BULL CARRIER INCFeb 15, 2026Feb 15, 20261
4TH8883CAROYAL CARRIER LLCSep 11, 2025Sep 11, 20251
4TH8883CAPLATINUM EXPRESS INCAug 4, 2023Jun 13, 202513
4TH8883PAPLATINUM EXPRESS INCNov 21, 2024Nov 21, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026