Equipment unit · VIN-decoded · NHTSA vPIC

2008 Motor Coach Industries D4505

1M86DMFA78P058584 · Bus · BUS
Carriers run under2
24 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJul 22, 2024
PA
Last seenJul 1, 2026
NJ
Inspected under 2 different carriers in 24 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
1M86DMFA78P058584
Make
Motor Coach Industries
Model
D4505
Model year
2008
Body class
Bus
Vehicle type
BUS
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 6, 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
1M8

Deterministic · VIN positions 1–3.

Vehicle descriptor section
6DMFA

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
2008 or 2038

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

North American serial sequence
058584

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
MOTOR COACH INDUSTRIES

Prefix basis · 10 decoded VINs at 100.0% prefix purity.

Model
D4505

Prefix basis · 10 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
2008

Observed directly for this VIN via NHTSA vPIC.

Observed make
MOTOR COACH INDUSTRIES

Observed directly for this VIN via NHTSA vPIC.

Observed model
D4505

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Bus

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
BUS

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 · Jul 22, 2024 – Jul 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 1, 2026NJII · Walk-around2OOST A NELSON COACH LINES INC 1734295BN03511/PA
Sep 17, 2025PAI · Full2T A NELSON BUS LINES INC 245036BN03511/PA
Mar 25, 2025PAV · Vehicle-only0T A NELSON COACH LINES INC 1734295BN03511/PA
Jul 22, 2024PAV · Vehicle-only1T A NELSON COACH LINES INC 1734295BN03511/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
T A NELSON COACH LINES INC1734295Jul 22, 2024Jul 1, 20263PA
T A NELSON BUS LINES INC245036Sep 17, 2025Sep 17, 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.
BN03511PA1T A NELSON COACH LINES INCJul 22, 2024Jul 1, 20263
BN03511PAT A NELSON BUS LINES INCSep 17, 2025Sep 17, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026