Equipment unit · VIN-decoded · NHTSA vPIC

2011 John M. Hill Machine Co., Inc.

1J9SS4822B1070004 · Trailer · TRAILER
Carriers run under2
16 mo
Inspections4
all-time
OOS inspections0
of 4
First seenDec 14, 2023
PA
Last seenApr 14, 2025
PA
Inspected under 2 different carriers in 16 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
1J9SS4822B1070004
Make
John M. Hill Machine Co., Inc.
Model
John M. Hill Machine Co., Inc.
Model year
2011
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
SS482

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1981 or 2011

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

North American serial sequence
070004

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
JOHN M. HILL MACHINE CO., INC.

Prefix basis · 11 decoded VINs at 100.0% prefix purity.

Model
John M. Hill Machine Co., Inc.

Prefix basis · 11 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
2011

Observed directly for this VIN via NHTSA vPIC.

Observed make
JOHN M. HILL MACHINE CO., INC.

Observed directly for this VIN via NHTSA vPIC.

Observed model
John M. Hill Machine Co., Inc.

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 · Dec 14, 2023 – Apr 14, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 14, 2025PAIII · Driver-only2D S SERVICE GROUP INC 3398232PT760R0/PA
Jun 11, 2024PAIII · Driver-only3D S SERVICE GROUP INC 3398232PT760R0/PA
Apr 12, 2024PAII · Walk-around7MULEQUE TRANSPORTATION INC 1364554PT760R0/PA
Dec 14, 2023PAII · Walk-around10D S SERVICE GROUP INC 3398232PT760R0/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
D S SERVICE GROUP INC3398232Dec 14, 2023Apr 14, 20253PA
MULEQUE TRANSPORTATION INC1364554Apr 12, 2024Apr 12, 20241PA
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.
PT760R0PAD S SERVICE GROUP INCDec 14, 2023Apr 14, 20253
PT760R0PAMULEQUE TRANSPORTATION INCApr 12, 2024Apr 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026