Equipment unit · VIN-decoded · NHTSA vPIC

1996 Peterbilt 379

1XP5DB8X1TN386540 · Truck-Tractor · TRUCK
Carriers run under2
26 mo
Inspections4
all-time
OOS inspections2
of 4
First seenAug 28, 2023
WI
Last seenOct 20, 2025
WI
Inspected under 2 different carriers in 26 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
1XP5DB8X1TN386540
Make
Peterbilt
Model
379
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
Jul 11, 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
5DB8X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
386540

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 · 702 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 702 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
1996

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
379

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 · Aug 28, 2023 – Oct 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 20, 2025WIIII · Driver-only1OOSBADGER STATE TRUCKING LLC 4248844TS59359/WI
May 30, 2024WIIII · Driver-only1R & K INVESTMENTS GROUP LLC 175039846859X/WI
Dec 20, 2023WIIII · Driver-only1R & K INVESTMENTS GROUP LLC 17503984685T9Z/WI
Aug 28, 2023WIII · Walk-around3OOSR & K INVESTMENTS GROUP LLC 175039846859Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BADGER STATE TRUCKING LLC4248844Oct 20, 2025Oct 20, 20251WI
R & K INVESTMENTS GROUP LLC1750398Aug 28, 2023May 30, 20243WI
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.
TS59359WIBADGER STATE TRUCKING LLCOct 20, 2025Oct 20, 20251
46859XWIR & K INVESTMENTS GROUP LLCMay 30, 2024May 30, 20241
4685T9ZWIR & K INVESTMENTS GROUP LLCDec 20, 2023Dec 20, 20231
46859ZWIR & K INVESTMENTS GROUP LLCAug 28, 2023Aug 28, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 11, 2026