Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T880

1XKZD49X4MJ454775 · Truck-Tractor · TRUCK
Carriers run under3
20 mo
Inspections3
all-time
OOS inspections0
of 3
First seenFeb 20, 2024
WY
Last seenOct 27, 2025
ND
Inspected under 3 different carriers in 20 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
1XKZD49X4MJ454775
Make
Kenworth
Model
T880
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 28, 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
1XK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ZD49X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1991 or 2021

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

North American serial sequence
454775

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
KENWORTH

Prefix basis · 3,036 decoded VINs at 100.0% prefix purity.

Model
T880

Prefix basis · 3,036 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
KENWORTH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T880

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 · Feb 20, 2024 – Oct 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 27, 2025NDII · Walk-around0DICK IRVIN INC 30115PA33009/MT
Apr 20, 2025CAIII · Driver-only0HABECK TRUCKING INC 684373PR51813/SD
Feb 20, 2024WYI · Full0C W LEASING AND TRANSPORT INC 5738163609429/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DICK IRVIN INC30115Oct 27, 2025Oct 27, 20251MT
HABECK TRUCKING INC684373Apr 20, 2025Apr 20, 20251SD
C W LEASING AND TRANSPORT INC573816Feb 20, 2024Feb 20, 20241IN
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.
PA33009MTDICK IRVIN INCOct 27, 2025Oct 27, 20251
PR51813SDHABECK TRUCKING INCApr 20, 2025Apr 20, 20251
3609429INC W LEASING AND TRANSPORT INCFeb 20, 2024Feb 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 28, 2026