Equipment unit · VIN-decoded · NHTSA vPIC

2003 Trailstar TrailStar Manufacturing Corp

1T9DA34C631066971 · Trailer · TRAILER
Carriers run under2
4 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJun 28, 2023
AL
Last seenOct 19, 2023
TN
Inspected under 2 different carriers in 4 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
1T9DA34C631066971
Make
Trailstar
Model
TrailStar Manufacturing Corp
Model year
2003
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
1T9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DA34C

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
2003 or 2033

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

North American serial sequence
066971

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
TRAILSTAR

Prefix basis · 14 decoded VINs at 100.0% prefix purity.

Model
TrailStar Manufacturing Corp

Prefix basis · 14 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
2003

Observed directly for this VIN via NHTSA vPIC.

Observed make
TRAILSTAR

Observed directly for this VIN via NHTSA vPIC.

Observed model
TrailStar Manufacturing Corp

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 · Jun 28, 2023 – Oct 19, 2023

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 19, 2023TNIII · Driver-only0R & J TRUCKING INC 2559682950337/ME
Oct 9, 2023ALII · Walk-around1SOUTHERN HAULERS LLC 7845992950337/OH
Jun 28, 2023ALII · Walk-around0SOUTHERN HAULERS LLC 7845992950337/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
R & J TRUCKING INC255968Oct 19, 2023Oct 19, 20231OH
SOUTHERN HAULERS LLC784599Jun 28, 2023Oct 9, 20232OH
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.
2950337MER & J TRUCKING INCOct 19, 2023Oct 19, 20231
2950337OHSOUTHERN HAULERS LLCJun 28, 2023Oct 9, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026