Equipment unit · VIN-decoded · NHTSA vPIC

2005 Freightliner CST120

1FUJBBCGX5LU37974 · Truck-Tractor · TRUCK
Carriers run under1
30 mo
Inspections23
all-time
OOS inspections2
of 23
First seenJun 23, 2023
TX
Last seenDec 3, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1FUJBBCGX5LU37974
Make
Freightliner
Model
CST120
Model year
2005
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
1FU

Deterministic · VIN positions 1–3.

Vehicle descriptor section
JBBCG

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
2005 or 2035

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

North American serial sequence
U37974

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
FREIGHTLINER

Prefix basis · 1,909 decoded VINs at 100.0% prefix purity.

Model
CST120

Prefix basis · 1,909 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
2005

Observed directly for this VIN via NHTSA vPIC.

Observed make
FREIGHTLINER

Observed directly for this VIN via NHTSA vPIC.

Observed model
CST120

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 · Jun 23, 2023 – Dec 3, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 3, 2025TXIII · Driver-only2DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Sep 19, 2025TXII · Walk-around1DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Aug 21, 2025TXIII · Driver-only0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Jul 25, 2025TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M1397/TX
Jul 8, 2025TXI · Full0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Apr 21, 2025TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Mar 20, 2025TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Mar 12, 2025TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Jan 10, 2025TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Jul 23, 2024TXII · Walk-around1OOSDOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
May 2, 2024TXI · Full2DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Apr 25, 2024TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Apr 9, 2024TXIII · Driver-only0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Apr 5, 2024TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Apr 3, 2024TXII · Walk-around3DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Feb 22, 2024TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Feb 2, 2024TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Dec 28, 2023TXII · Walk-around1DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Dec 5, 2023TXI · Full3OOSDOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Nov 2, 2023TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Oct 6, 2023TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Sep 13, 2023TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
Jun 23, 2023TXII · Walk-around0DOUBLE DIAMOND TRANSPORT INC 14277301M81397/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DOUBLE DIAMOND TRANSPORT INC1427730Jun 23, 2023Dec 3, 202523TX
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.
1M81397TXDOUBLE DIAMOND TRANSPORT INCJun 23, 2023Dec 3, 202522
1M1397TXDOUBLE DIAMOND TRANSPORT INCJul 25, 2025Jul 25, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026