Equipment unit · VIN-decoded · NHTSA vPIC

2022 Mac Trailer Manufacturing

5MATA4421NP070143 · Trailer · TRAILER
Carriers run under2
26 mo
Inspections11
all-time
OOS inspections0
of 11
First seenNov 19, 2023
CA
Last seenJan 23, 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
5MATA4421NP070143
Make
Mac Trailer Manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
5MA

Deterministic · VIN positions 1–3.

Vehicle descriptor section
TA442

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1992 or 2022

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
070143

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
MAC TRAILER MANUFACTURING

Prefix basis · 103 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 103 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2022

Observed directly for this VIN via NHTSA vPIC.

Observed make
MAC TRAILER MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed model
MAC TRAILER MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Nov 19, 2023 – Jan 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 23, 2026CAI · Full0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Oct 27, 2025CAI · Full0DON R ERICKSON OIL INC 28068564TL3425/CA
Oct 15, 2025CAI · Full0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Jun 16, 2025CAI · Full0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Jan 8, 2025CAI · Full0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Jan 2, 2025CAII · Walk-around0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Dec 31, 2024CAII · Walk-around0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Oct 9, 2024CAI · Full0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Jun 10, 2024CAI · Full0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Dec 11, 2023CAII · Walk-around0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
Nov 19, 2023CAI · Full0VALLEY PACIFIC PETROLEUM SERVICES INC 6882824TL3425/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VALLEY PACIFIC PETROLEUM SERVICES INC688282Nov 19, 2023Jan 23, 202610CA
DON R ERICKSON OIL INC2806856Oct 27, 2025Oct 27, 20251CA
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.
4TL3425CAVALLEY PACIFIC PETROLEUM SERVICES INCNov 19, 2023Jan 23, 202610
4TL3425CADON R ERICKSON OIL INCOct 27, 2025Oct 27, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026