Equipment unit · VIN-decoded · NHTSA vPIC

2012 Peterbilt 386

1XPHD49X9CD125170 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections9
all-time
OOS inspections0
of 9
First seenJul 21, 2023
TX
Last seenMar 27, 2026
TX
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
1XPHD49X9CD125170
Make
Peterbilt
Model
386
Model year
2012
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
HD49X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1982 or 2012

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

North American serial sequence
125170

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 · 3,252 decoded VINs at 100.0% prefix purity.

Model
386

Prefix basis · 3,252 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
386

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 · Jul 21, 2023 – Mar 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 27, 2026TXII · Walk-around5ROCK DOG LLC 33703801N88955/TX
Feb 19, 2026TXI · Full7ROCK DOG LLC 33703801N88955/TX
Jan 27, 2026TXII · Walk-around3ROCK DOG LLC 33703801N88955/TX
Nov 29, 2024TXIII · Driver-only0RAMROD TRUCKING INC 213372R393217/TX
Nov 20, 2024TXII · Walk-around1RAMROD TRUCKING INC 213372R393217/TX
Jun 25, 2024TXII · Walk-around0RAMROD TRUCKING INC 213372R393217/TX
Nov 8, 2023TXII · Walk-around0RAMROD TRUCKING INC 213372R393217/TX
Sep 18, 2023TXI · Full0RAMROD TRUCKING INC 213372R393217/TX
Jul 21, 2023TXII · Walk-around0RAMROD TRUCKING INC 213372R393217/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCK DOG LLC3370380Jan 27, 2026Mar 27, 20263TX
RAMROD TRUCKING INC213372Jul 21, 2023Nov 29, 20246TX
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.
1N88955TXROCK DOG LLCJan 27, 2026Mar 27, 20263
R393217TXRAMROD TRUCKING INCJul 21, 2023Nov 29, 20246
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026