Equipment unit · VIN-decoded · NHTSA vPIC

2021 Kenworth T880

1XKZD49X0MJ440033 · Truck-Tractor · TRUCK
Carriers run under3
32 mo
Inspections4
all-time
OOS inspections1
of 4
First seenNov 9, 2023
UT
Last seenJul 24, 2026
CA
Inspected under 3 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
1XKZD49X0MJ440033
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 26, 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
0 · valid

Deterministic · position 9; calculated value 0.

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
440033

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 · Nov 9, 2023 – Jul 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 24, 2026CAI · Full6OOSSAM RHODES INC 38576349G54284/CA
Dec 7, 2024UTIII · Driver-only2GREAT SALT LAKE BRINE SHRIMP COOPERATIVE INC 1615894A064502/UT
Nov 5, 2024UTIII · Driver-only1GREAT SALT LAKE BRINE SHRIMP COOPERATIVE INC 1615894A064502/UT
Nov 9, 2023UTIII · Driver-only1BIOGRASS SOD FARMS INC 1392113A039285/UT
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SAM RHODES INC3857634Jul 24, 2026Jul 24, 20261CA
GREAT SALT LAKE BRINE SHRIMP COOPERATIVE INC1615894Nov 5, 2024Dec 7, 20242UT
BIOGRASS SOD FARMS INC1392113Nov 9, 2023Nov 9, 20231UT
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.
9G54284CA1SAM RHODES INCJul 24, 2026Jul 24, 20261
A064502UTGREAT SALT LAKE BRINE SHRIMP COOPERATIVE INCNov 5, 2024Dec 7, 20242
A039285UTBIOGRASS SOD FARMS INCNov 9, 2023Nov 9, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026