Equipment unit · VIN-decoded · NHTSA vPIC

1994 Peterbilt 379

1XP5DB8X7RD357431 · Truck-Tractor · TRUCK
Carriers run under3
21 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJan 17, 2024
MN
Last seenOct 10, 2025
WI
Inspected under 3 different carriers in 21 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
1XP5DB8X7RD357431
Make
Peterbilt
Model
379
Model year
1994
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
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1994 or 2024

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

North American serial sequence
357431

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
1994

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 · Jan 17, 2024 – Oct 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 10, 2025WIII · Walk-around1TERRES TRANSPORTATION LLC 4455582PZB5223/MN
May 23, 2025MNII · Walk-around1WACONIA TRANSPORT COMPANY INC 234391PZB5223/MN
Jun 27, 2024IAIII · Driver-only2BIG COBB ENTERPRISES LLC 3319247PAU2642/MN
Jan 17, 2024MNIII · Driver-only4BIG COBB ENTERPRISES LLC 3319247PAU2642/MN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TERRES TRANSPORTATION LLC4455582Oct 10, 2025Oct 10, 20251MN
WACONIA TRANSPORT COMPANY INC234391May 23, 2025May 23, 20251MN
BIG COBB ENTERPRISES LLC3319247Jan 17, 2024Jun 27, 20242MN
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.
PZB5223MNTERRES TRANSPORTATION LLCOct 10, 2025Oct 10, 20251
PZB5223MNWACONIA TRANSPORT COMPANY INCMay 23, 2025May 23, 20251
PAU2642MNBIG COBB ENTERPRISES LLCJan 17, 2024Jun 27, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 11, 2026