Equipment unit · VIN-decoded · NHTSA vPIC

2026 Delco Trailers

5WWGF4021T6043729 · Trailer · TRAILER
Carriers run under2
3 mo
Inspections7
all-time
OOS inspections5
of 7
First seenJan 21, 2026
UT
Last seenApr 9, 2026
AZ
Inspected under 2 different carriers in 3 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
5WWGF4021T6043729
Make
Delco Trailers
Model
Delco Trailers
Model year
2026
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
5WW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GF402

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1996 or 2026

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

North American serial sequence
043729

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
DELCO TRAILERS

Prefix basis · 89 decoded VINs at 100.0% prefix purity.

Model
Delco Trailers

Prefix basis · 89 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
2026

Observed directly for this VIN via NHTSA vPIC.

Observed make
DELCO TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Delco 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 21, 2026 – Apr 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 9, 2026AZI · Full5OOSRG HUNTSMAN LLC 4108797DYR8189/FL
Mar 17, 2026NDIII · Driver-only6OOSRG HUNTSMAN LLC 4108797FQGD66/FL
Mar 1, 2026TXIII · Driver-only3RG HUNTSMAN LLC 4108797FQGD66/FL
Feb 28, 2026TNI · Full0RG HUNTSMAN LLC 4108797FQGD66/FL
Feb 26, 2026PAII · Walk-around10OOSRG HUNTSMAN LLC 4108797FQGD66/FL
Jan 22, 2026UTI · Full3OOSR-22 FREIGHT LLC 4476799FQGD66/FL
Jan 21, 2026UTI · Full13OOSR-22 FREIGHT LLC 4476799DYR8189/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RG HUNTSMAN LLC4108797Feb 26, 2026Apr 9, 20265TX
R-22 FREIGHT LLC4476799Jan 21, 2026Jan 22, 20262NJ
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.
DYR8189FLRG HUNTSMAN LLCApr 9, 2026Apr 9, 20261
FQGD66FLRG HUNTSMAN LLCFeb 26, 2026Mar 17, 20264
FQGD66FLR-22 FREIGHT LLCJan 22, 2026Jan 22, 20261
DYR8189FLR-22 FREIGHT LLCJan 21, 2026Jan 21, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026