Equipment unit · VIN-decoded · NHTSA vPIC

1996 Peterbilt 378

1XPFD69X3TD387169 · Truck-Tractor · TRUCK
Carriers run under3
27 mo
Inspections4
all-time
OOS inspections0
of 4
First seen09/05/2023
WA
Last seen12/12/2025
WA
Inspected under 3 different carriers in 27 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
1XPFD69X3TD387169
Make
Peterbilt
Model
378
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
07/12/2026
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 · 09/05/2023 – 12/12/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
12/12/2025WAIII · Driver-only1—RIGHT ANGLE REGISTERED HOLSTEINS INC 1997913S598078/WA
11/12/2024UTIII · Driver-only0—LAZY ROCK TRANSPORTATION LLC 3891706AM3573/ID
06/26/2024MTIII · Driver-only0—LAZY ROCK TRANSPORTATION LLC 3891706AM3573/ID
09/05/2023WAIII · Driver-only0—SPECIALTY MOBILE MIX INC 1452356AK8311/ID
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RIGHT ANGLE REGISTERED HOLSTEINS INC199791312/12/202512/12/20251WA
LAZY ROCK TRANSPORTATION LLC389170606/26/202411/12/20242ID
SPECIALTY MOBILE MIX INC145235609/05/202309/05/20231ID
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.
S598078WA—RIGHT ANGLE REGISTERED HOLSTEINS INC12/12/2025 → 12/12/20251
AM3573ID—LAZY ROCK TRANSPORTATION LLC06/26/2024 → 11/12/20242
AK8311ID—SPECIALTY MOBILE MIX INC09/05/2023 → 09/05/20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026