Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 389

1XPXDP9X2LD636152 · Truck-Tractor · TRUCK
Carriers run under1
24 mo
Inspections5
all-time
OOS inspections1
of 5
First seenMar 4, 2024
AL
Last seenMar 13, 2026
FL
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPXDP9X2LD636152
Make
Peterbilt
Model
389
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 29, 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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
XDP9X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1990 or 2020

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

North American serial sequence
636152

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
PETERBILT

Prefix basis · 2,292 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 2,292 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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
389

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

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 · Mar 4, 2024 – Mar 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 13, 2026FLII · Walk-around1OOSJOHNSTON TRUCKING LLC 12104441216112/AL
Jan 20, 2026ALIII · Driver-only0JOHNSTON TRUCKING LLC 12104441216112/AL
Oct 10, 2024ALIII · Driver-only0JOHNSTON TRUCKING LLC 12104441174423/AL
Sep 12, 2024ALIII · Driver-only0JOHNSTON TRUCKING LLC 12104441174423/AL
Mar 4, 2024ALII · Walk-around0JOHNSTON TRUCKING LLC 12104441174423/AL
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOHNSTON TRUCKING LLC1210444Mar 4, 2024Mar 13, 20265AL
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.
1216112ALJOHNSTON TRUCKING LLCJan 20, 2026Mar 13, 20262
1174423ALJOHNSTON TRUCKING LLCMar 4, 2024Oct 10, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026