Equipment unit · VIN-decoded · NHTSA vPIC

2021 Western star 4700

5KKZAXFM6MPMR2780 · Truck · INCOMPLETE VEHICLE
Carriers run under2
28 mo
Inspections5
all-time
OOS inspections1
of 5
First seenDec 27, 2023
AZ
Last seenApr 2, 2026
AZ
Inspected under 2 different carriers in 28 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
5KKZAXFM6MPMR2780
Make
Western star
Model
4700
Model year
2021
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 5, 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 · Dec 27, 2023 – Apr 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 2, 2026AZII · Walk-around5OOS7-4 USA TRUCKING LLC 439523112W6263/AZ
Mar 30, 2026AZII · Walk-around1—7-4 USA TRUCKING LLC 43952311YA4SB/AZ
Nov 11, 2025AZII · Walk-around0—7-4 USA TRUCKING LLC 43952311YA4SB/AZ
Aug 22, 2024AZIII · Driver-only0—MOUNTAIN WEST LOGISTICS LLC 29369721YA4SB/AZ
Dec 27, 2023AZIII · Driver-only0—MOUNTAIN WEST LOGISTICS LLC 29369721YA4SB/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
7-4 USA TRUCKING LLC4395231Nov 11, 2025Apr 2, 20263AZ
MOUNTAIN WEST LOGISTICS LLC2936972Dec 27, 2023Aug 22, 20242AZ
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.
12W6263AZ—7-4 USA TRUCKING LLCApr 2, 2026 → Apr 2, 20261
1YA4SBAZ—7-4 USA TRUCKING LLCNov 11, 2025 → Mar 30, 20262
1YA4SBAZ—MOUNTAIN WEST LOGISTICS LLCDec 27, 2023 → Aug 22, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026
2021 Western star 4700 — VIN 5KKZAXFM6MPMR2780