Equipment unit · VIN-decoded · NHTSA vPIC

2024 Diamond T Trailers Mfg. Co. Diamond T Trailers Mfg. Co

5FWFP4026RR033553 · Trailer · TRAILER
Carriers run under1
30 mo
Inspections7
all-time
OOS inspections0
of 7
First seenSep 27, 2023
AR
Last seenMar 9, 2026
MO
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5FWFP4026RR033553
Make
Diamond T Trailers Mfg. Co.
Model
Diamond T Trailers Mfg. Co
Model year
2024
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 20, 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
5FW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
FP402

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
033553

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
DIAMOND T TRAILERS MFG. CO.

Prefix basis · 21 decoded VINs at 100.0% prefix purity.

Model
Diamond T Trailers Mfg. Co

Prefix basis · 21 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
DIAMOND T TRAILERS MFG. CO.

Observed directly for this VIN via NHTSA vPIC.

Observed model
Diamond T Trailers Mfg. Co

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 · Sep 27, 2023 – Mar 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 9, 2026MOI · Full0COWBOY LOGISTICS LLC 3720971DL7826/OK
Oct 14, 2025MOI · Full2COWBOY LOGISTICS LLC 3720971DL7826/OK
Aug 28, 2025MOI · Full0COWBOY LOGISTICS LLC 3720971DL7826/OK
Aug 25, 2025ILI · Full1COWBOY LOGISTICS LLC 3720971DL7826/OK
Jul 2, 2024TNI · Full0COWBOY LOGISTICS LLC 3720971AZ7183/OK
May 13, 2024MOI · Full4COWBOY LOGISTICS LLC 3720971AZ7183/OK
Sep 27, 2023ARI · Full0COWBOY LOGISTICS LLC 3720971D-9629/OK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COWBOY LOGISTICS LLC3720971Sep 27, 2023Mar 9, 20267OK
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.
DL7826OKCOWBOY LOGISTICS LLCAug 25, 2025Mar 9, 20264
AZ7183OKCOWBOY LOGISTICS LLCMay 13, 2024Jul 2, 20242
D-9629OKCOWBOY LOGISTICS LLCSep 27, 2023Sep 27, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 20, 2026