Equipment unit · VIN-decoded · NHTSA vPIC

1995 Peterbilt 379

1XP5D69X1SN387899 · Truck-Tractor · TRUCK
Carriers run under2
14 mo
Inspections4
all-time
OOS inspections1
of 4
First seen01/06/2025
WI
Last seen03/05/2026
KS
Inspected under 2 different carriers in 14 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
1XP5D69X1SN387899
Make
Peterbilt
Model
379
Model year
1995
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
07/11/2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · 01/06/2025 – 03/05/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
03/05/2026KSIII · Driver-only1—ROCK SOLID TRANSPORT LLC 2001974T94360Z/WI
12/09/2025MTII · Walk-around1—ROCK SOLID TRANSPORT LLC 200197494360Z/WI
10/29/2025IAII · Walk-around7OOSROCK SOLID TRANSPORT LLC 200197494360Z/WI
01/06/2025WIIII · Driver-only0—DANIEL WAYNE MERTENS 296813212178Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCK SOLID TRANSPORT LLC200197410/29/202503/05/20263WI
DANIEL WAYNE MERTENS296813201/06/202501/06/20251WI
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.
T94360ZWI—ROCK SOLID TRANSPORT LLC03/05/2026 → 03/05/20261
94360ZWI—ROCK SOLID TRANSPORT LLC10/29/2025 → 12/09/20252
12178ZWI—DANIEL WAYNE MERTENS01/06/2025 → 01/06/20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/11/2026