Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T680

1XKYD49X7MJ439571 · Truck-Tractor · TRUCK
Carriers run under3
26 mo
Inspections8
all-time
OOS inspections3
of 8
First seenFeb 26, 2024
NE
Last seenApr 29, 2026
NC
Inspected under 3 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
1XKYD49X7MJ439571
Make
Kenworth
Model
T680
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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 · Feb 26, 2024 – Apr 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2026NCIII · Driver-only0—MERCER TRANSPORTATION COMPANY INC 1547123911331/IN
Apr 24, 2026ALIII · Driver-only3OOSMERCER TRANSPORTATION COMPANY INC 1547123911331/IN
Apr 22, 2026TNI · Full2OOSMERCER TRANSPORTATION COMPANY INC 1547123911331/IN
Sep 25, 2025ILIII · Driver-only0—MERCER TRANSPORTATION COMPANY INC 1547123911331/IN
Jun 3, 2025PAI · Full0—USA TRUCK LLC 213754APPLIED/IN
Jan 6, 2025WYIII · Driver-only0—S J S INCORPORATED 470726AL8991/ID
Jul 29, 2024UTIII · Driver-only1—S J S INCORPORATED 470726AL86991/ID
Feb 26, 2024NEII · Walk-around1OOSS J S INCORPORATED 470726AL8991/ID
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MERCER TRANSPORTATION COMPANY INC154712Sep 25, 2025Apr 29, 20264KY
USA TRUCK LLC213754Jun 3, 2025Jun 3, 20251AR
S J S INCORPORATED470726Feb 26, 2024Jan 6, 20253ID
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.
3911331IN—MERCER TRANSPORTATION COMPANY INCSep 25, 2025 → Apr 29, 20264
APPLIEDIN—USA TRUCK LLCJun 3, 2025 → Jun 3, 20251
AL8991ID—S J S INCORPORATEDFeb 26, 2024 → Jan 6, 20252
AL86991ID—S J S INCORPORATEDJul 29, 2024 → Jul 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026