Equipment unit · VIN-decoded · NHTSA vPIC

1999 Polar tank trailer Polar Tank Trailer

1PMS54229X1021400 · Trailer · TRAILER
Carriers run under3
21 mo
Inspections5
all-time
OOS inspections0
of 5
First seen09/10/2024
SD
Last seen06/25/2026
ND
Inspected under 3 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
1PMS54229X1021400
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
1999
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
07/01/2026
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 · 09/10/2024 – 06/25/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
06/25/2026NDI · Full5—KORSMO TRUCKING INC 174646T480009/ND
11/16/2025NDIII · Driver-only0—DAVID L SCHMIDT 1796422T480009/ND
02/16/2025SDI · Full3—WASS TRUCKING INC 1191081T480009/ND
12/28/2024NDIII · Driver-only0—WASS TRUCKING INC 1191081T480009/ND
09/10/2024SDII · Walk-around2—KORSMO TRUCKING INC 174646T480009/ND
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KORSMO TRUCKING INC17464609/10/202406/25/20262ND
DAVID L SCHMIDT179642211/16/202511/16/20251ND
WASS TRUCKING INC119108112/28/202402/16/20252MN
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.
T480009ND2KORSMO TRUCKING INC09/10/2024 → 06/25/20262
T480009ND—DAVID L SCHMIDT11/16/2025 → 11/16/20251
T480009ND—WASS TRUCKING INC12/28/2024 → 02/16/20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/01/2026