Equipment unit · VIN-decoded · NHTSA vPIC

2023 Heil trailer international Heil Trailer International

3H4SS4121P3124994 · Trailer · TRAILER
Carriers run under2
21 mo
Inspections5
all-time
OOS inspections0
of 5
First seenMar 27, 2024
PA
Last seenDec 3, 2025
PA
Inspected under 2 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
3H4SS4121P3124994
Make
Heil trailer international
Model
Heil Trailer International
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 29, 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 · Mar 27, 2024 – Dec 3, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 3, 2025PAIII · Driver-only0—MODERN TRANSPORTATION SERVICES LLC 2907905122435/ME
Oct 22, 2025PAIII · Driver-only0—RYDER TRUCK RENTAL INC 161305122435/ME
Oct 21, 2025PAIII · Driver-only1—MODERN TRANSPORTATION SERVICES LLC 2907905122435/ME
Sep 26, 2024PAIII · Driver-only0—MODERN TRANSPORTATION SERVICES LLC 2907905122435/ME
Mar 27, 2024PAIII · Driver-only0—MODERN TRANSPORTATION SERVICES LLC 2907905122435/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MODERN TRANSPORTATION SERVICES LLC290790Mar 27, 2024Dec 3, 20254PA
RYDER TRUCK RENTAL INC16130Oct 22, 2025Oct 22, 20251FL
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.
5122435ME—MODERN TRANSPORTATION SERVICES LLCMar 27, 2024 → Dec 3, 20254
5122435ME—RYDER TRUCK RENTAL INCOct 22, 2025 → Oct 22, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026