Equipment unit · VIN-decoded · NHTSA vPIC

2018 Utility trailer manufacturer Utility Trailer Manufacturer

1UYVS2537J2139919 · Trailer · TRAILER
Carriers run under2
26 mo
Inspections5
all-time
OOS inspections2
of 5
First seenMar 1, 2024
CA
Last seenMay 27, 2026
CA
Inspected under 2 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
1UYVS2537J2139919
Make
Utility trailer manufacturer
Model
Utility Trailer Manufacturer
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Mar 1, 2024 – May 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 27, 2026CAI · Full1OOSK S TRANS SERVICE CO 12894184RF2856/CA
Oct 3, 2025CAI · Full3OOSK S TRANS SERVICE CO 12894184RF2856/CA
Apr 11, 2024CAII · Walk-around1—K S TRANS SERVICE CO 12894184RF2856/CA
Apr 11, 2024CAII · Walk-around0—K S TRANS SERVICE CO 12894184RF2856/CA
Mar 1, 2024CAII · Walk-around0—ROCKY MOUNTAIN SUPPLY INC 12894144RF2856/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
K S TRANS SERVICE CO1289418Apr 11, 2024May 27, 20264CA
ROCKY MOUNTAIN SUPPLY INC1289414Mar 1, 2024Mar 1, 20241ID
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.
4RF2856CA—K S TRANS SERVICE COApr 11, 2024 → May 27, 20264
4RF2856CA—ROCKY MOUNTAIN SUPPLY INCMar 1, 2024 → Mar 1, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026