Equipment unit · VIN-decoded · NHTSA vPIC

2017 Mac trailer manufacturing MAC TRAILER MANUFACTURING

5MASA5331HA035573 · Trailer · TRAILER

Carriers run under2

35 mo

Inspections5

all-time

OOS inspections0

of 5

First seenJul 20, 2023

Last seenJun 18, 2026

Inspected under 2 different carriers in 35 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.

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN: 5MASA5331HA035573
Make: Mac trailer manufacturing
Model: MAC TRAILER MANUFACTURING
Model year: 2017
Body class: Trailer
Vehicle type: TRAILER
GVWR: Not decoded
Decoded at: Aug 2, 2026

vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.

Inspection history

Every roadside inspection of this VIN, newest first · Jul 20, 2023 – Jun 18, 2026

Date	State	Level	Viol.	OOS	Carrier (DOT)	Plate
Jun 18, 2026	MT	II · Walk-around	1	—	TRI-KRAHN INC 2181957	4FP921/AB
Jun 18, 2026	MT	II · Walk-around	1	—	TRI-KRAHN INC 2181957	4FP921/AB
Apr 17, 2026	VA	III · Driver-only	1	—	TRI-KRAHN INC 2181957	4FP9-21/AB
Dec 6, 2024	ND	II · Walk-around	0	—	TRI-KRAHN INC 2181957	4FP921/AB
Jul 20, 2023	KS	II · Walk-around	1	—	RICHLAND TRANSPORT INC 2252809	TF8822/MB

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

Carrier	DOT	First seen	Last seen	Insp.	State
TRI-KRAHN INC	2181957	Dec 6, 2024	Jun 18, 2026	4	AB
RICHLAND TRANSPORT INC	2252809	Jul 20, 2023	Jul 20, 2023	1	MB

Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.

Plate & unit-number history

The same truck under different plate registrations across carriers

Plate	State / prov.	Unit no.	Carrier	Date range	Insp.
4FP921	AB	2	TRI-KRAHN INC	Dec 6, 2024 → Jun 18, 2026	3
4FP9-21	AB	—	TRI-KRAHN INC	Apr 17, 2026 → Apr 17, 2026	1
TF8822	MB	—	RICHLAND TRANSPORT INC	Jul 20, 2023 → Jul 20, 2023	1

Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 2, 2026