Equipment unit · VIN-decoded · NHTSA vPIC

2002 Cps Trailer Company Bumper Hitch Pup Trailer

4Z46153282P003708 · Trailer · TRAILER
Carriers run under2
8 mo
Inspections3
all-time
OOS inspections1
of 3
First seenSep 20, 2024
CA
Last seenMay 12, 2025
CA
Inspected under 2 different carriers in 8 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
4Z46153282P003708
Make
Cps Trailer Company
Model
Bumper Hitch Pup Trailer
Model year
2002
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 9, 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
4Z4

Deterministic · VIN positions 1–3.

Vehicle descriptor section
61532

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
2002 or 2032

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

North American serial sequence
003708

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
2002

Observed directly for this VIN via NHTSA vPIC.

Observed make
CPS TRAILER COMPANY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Bumper Hitch Pup Trailer

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 20, 2024 – May 12, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2025CAIII · Driver-only0THIARA BROS EXPRESS INC 29911541WY5143/CA
Apr 29, 2025CAII · Walk-around4OOSTHIARA BROS EXPRESS INC 29911541WY5143/CA
Sep 20, 2024CAII · Walk-around4G TRUCKLINE INC 30965361WY5143/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THIARA BROS EXPRESS INC2991154Apr 29, 2025May 12, 20252CA
G TRUCKLINE INC3096536Sep 20, 2024Sep 20, 20241CA
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.
1WY5143CATHIARA BROS EXPRESS INCApr 29, 2025May 12, 20252
1WY5143CAG TRUCKLINE INCSep 20, 2024Sep 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026