Equipment unit · VIN-decoded · NHTSA vPIC

1999 Kenworth T800

1XKDDR9X3XR814356 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections7
all-time
OOS inspections2
of 7
First seenSep 25, 2023
OK
Last seenJul 6, 2026
TX
Inspected under 2 different carriers in 34 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
1XKDDR9X3XR814356
Make
Kenworth
Model
T800
Model year
1999
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 24, 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 · Sep 25, 2023 – Jul 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 6, 2026TXII · Walk-around0—SERZA HAULERS LLC 43668061N43719/TX
Apr 23, 2026TXII · Walk-around3—SERZA HAULERS LLC 43668061N43719/TX
Apr 21, 2025TXII · Walk-around2—SERZA HAULERS LLC 43668061N43719/TX
Apr 10, 2024MOIII · Driver-only0—TRANS LINE LLC 2183286R626652/TX
Oct 17, 2023OKII · Walk-around2OOSTRANS LINE LLC 2183286R626652/TX
Oct 12, 2023KSIII · Driver-only0—TRANS LINE LLC 2183286R626652/TX
Sep 25, 2023OKII · Walk-around2OOSTRANS LINE LLC 2183286R626652/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SERZA HAULERS LLC4366806Apr 21, 2025Jul 6, 20263TX
TRANS LINE LLC2183286Sep 25, 2023Apr 10, 20244KS
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.
1N43719TX1SERZA HAULERS LLCApr 21, 2025 → Jul 6, 20263
R626652TX—TRANS LINE LLCSep 25, 2023 → Apr 10, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026