Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 537

2NPMHJ7X3PM818007 · Truck · INCOMPLETE VEHICLE
Carriers run under2
32 mo
Inspections10
all-time
OOS inspections0
of 10
First seenNov 29, 2023
TN
Last seenJul 14, 2026
TN
Inspected under 2 different carriers in 32 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
2NPMHJ7X3PM818007
Make
Peterbilt
Model
537
Model year
2023
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)
Decoded at
Jun 19, 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
2NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
MHJ7X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1993 or 2023

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

North American serial sequence
818007

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
PETERBILT

Prefix basis · 153 decoded VINs at 98.7% prefix purity.

Model
537

Prefix basis · 153 decoded VINs at 98.7% 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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
537

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)

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 29, 2023 – Jul 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 14, 2026TNI · Full0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
Feb 4, 2026FLII · Walk-around0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
Nov 19, 2025TNI · Full0RUSH TRUCK LEASING INC 333690J389HT/TN
Sep 16, 2025TNI · Full0RUSH TRUCK LEASING INC 333690J389HT/TN
Nov 18, 2024GAIII · Driver-only0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
Jul 25, 2024GAIII · Driver-only0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
Jun 13, 2024FLII · Walk-around0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
Apr 15, 2024GAI · Full0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
Jan 15, 2024FLII · Walk-around0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
Nov 29, 2023TNI · Full0TRIUMVIRATE ENVIRONMENTAL SERVICES LLC 527242J389HT/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRIUMVIRATE ENVIRONMENTAL SERVICES LLC527242Nov 29, 2023Jul 14, 20268FL
RUSH TRUCK LEASING INC333690Sep 16, 2025Nov 19, 20252TX
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.
J389HTTN1TRIUMVIRATE ENVIRONMENTAL SERVICES LLCNov 29, 2023Jul 14, 20268
J389HTTNRUSH TRUCK LEASING INCSep 16, 2025Nov 19, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026