Equipment unit · VIN-decoded · NHTSA vPIC

1996 Peterbilt 377

1XPCDR9X2TD390990 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections9
all-time
OOS inspections4
of 9
First seenOct 11, 2023
GA
Last seenAug 11, 2026
NC
Inspected under 2 different carriers in 34 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
1XPCDR9X2TD390990
Make
Peterbilt
Model
377
Model year
1996
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
CDR9X

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1996 or 2026

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

North American serial sequence
390990

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
1996

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
377

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 11, 2023 – Aug 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 11, 2026NCIII · Driver-only1ALVARADO TRUCKING LLC 4405405ZB70536/NC
Apr 29, 2026NCII · Walk-around4OOSALVARADO TRUCKING LLC 4405405ZB70536/NC
Apr 21, 2026NCIII · Driver-only3ALVARADO TRUCKING LLC 4405405ZB70536/NC
Mar 23, 2026NCII · Walk-around8OOSALVARADO TRUCKING LLC 4405405ZB70536/NC
Mar 5, 2026SCII · Walk-around10ALVARADO TRUCKING LLC 4405405ZB70536/NC
Oct 30, 2025SCII · Walk-around11ALVARADO TRUCKING LLC 4405405ZB70536/NC
Feb 9, 2024NCII · Walk-around2OOSJIREH CARRIERS CORPORATION 2957896TD4798/NC
Jan 5, 2024SCII · Walk-around2OOSJIREH CARRIERS CORPORATION 2957896TD4798/NC
Oct 11, 2023GAIII · Driver-only1JIREH CARRIERS CORPORATION 2957896TD4798/NC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALVARADO TRUCKING LLC4405405Oct 30, 2025Aug 11, 20266NC
JIREH CARRIERS CORPORATION2957896Oct 11, 2023Feb 9, 20243NC
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.
ZB70536NC1ALVARADO TRUCKING LLCOct 30, 2025Aug 11, 20266
TD4798NCJIREH CARRIERS CORPORATIONOct 11, 2023Feb 9, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026