Equipment unit · VIN-decoded · NHTSA vPIC

2024 Kerr-Bilt KERR-BILT TRAILERS

1J9GC4021RB253803 · Trailer · TRAILER
Carriers run under2
10 mo
Inspections6
all-time
OOS inspections1
of 6
First seenMay 15, 2025
PA
Last seenMar 25, 2026
NJ
Inspected under 2 different carriers in 10 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
1J9GC4021RB253803
Make
Kerr-Bilt
Model
KERR-BILT TRAILERS
Model year
2024
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
1J9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GC402

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
253803

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
KERR-BILT

Prefix basis · 100 decoded VINs at 100.0% prefix purity.

Model
KERR-BILT TRAILERS

Prefix basis · 100 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
KERR-BILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
KERR-BILT 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 · May 15, 2025 – Mar 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 25, 2026NJI · Full5BRINTON TRANSPORT LLC 708578PT850U8/PA
Feb 13, 2026NJI · Full2BRINTON TRANSPORT LLC 708578PT850U8/PA
Nov 5, 2025NJI · Full2BRINTON TRANSPORT LLC 708578PT850U8/PA
Oct 14, 2025PAI · Full9OOSBRINTON TRANSPORT LLC 708578PT850U8/PA
Jul 16, 2025NYII · Walk-around1M R DIRT INC 1805809PT850U8/PA
May 15, 2025PAI · Full3BRINTON TRANSPORT LLC 708578PT850U8/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BRINTON TRANSPORT LLC708578May 15, 2025Mar 25, 20265PA
M R DIRT INC1805809Jul 16, 2025Jul 16, 20251PA
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.
PT850U8PABRINTON TRANSPORT LLCMay 15, 2025Mar 25, 20265
PT850U8PAM R DIRT INCJul 16, 2025Jul 16, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026