Equipment unit · VIN-decoded · NHTSA vPIC

2020 Great Dane Trailers

1GR1A0621LK173583 · Trailer · TRAILER
Everest (reefer)
Carriers run under5
22 mo
Inspections7
all-time
OOS inspections0
of 7
First seenApr 18, 2024
PA
Last seenFeb 14, 2026
CO
Inspected under 5 different carriers in 22 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
1GR1A0621LK173583
Make
Great Dane Trailers
Model
Great Dane Trailers
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Nov 1, 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
1GR

Deterministic · VIN positions 1–3.

Vehicle descriptor section
1A062

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1990 or 2020

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

North American serial sequence
173583

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
GREAT DANE TRAILERS

Prefix basis · 13,972 decoded VINs at 100.0% prefix purity.

Model
Great Dane Trailers

Prefix basis · 13,972 decoded VINs at 100.0% prefix purity.

Model line
Everest (reefer)

Sourced label · prefix basis 13,972 decoded VINs at 100.0% prefix purity.

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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
GREAT DANE TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Great Dane Trailers

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Apr 18, 2024 – Feb 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 14, 2026COIII · Driver-only0—ROTRANS LINES INC 2404805461151T/TN
Nov 6, 2025COI · Full6—GFS GROUP LLC 3542116461151T/TN
Jul 31, 2025CAII · Walk-around1—SSL TRUCKING INC 3927167461151T/TN
Jul 21, 2025WAIII · Driver-only1—GFS GROUP LLC 3542116461151T/TN
Mar 20, 2025COIII · Driver-only1—DAS EXPRESS INC 3836653461151T/TN
Apr 21, 2024IAII · Walk-around2—ALPHA AND MIKE LLC 3350642461151T/TN
Apr 18, 2024PAII · Walk-around1—ALPHA AND MIKE LLC 3350642461151T/TN
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROTRANS LINES INC2404805Feb 14, 2026Feb 14, 20261IL
GFS GROUP LLC3542116Jul 21, 2025Nov 6, 20252MO
SSL TRUCKING INC3927167Jul 31, 2025Jul 31, 20251OH
DAS EXPRESS INC3836653Mar 20, 2025Mar 20, 20251PA
ALPHA AND MIKE LLC3350642Apr 18, 2024Apr 21, 20242IL
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.
461151TTN—ROTRANS LINES INCFeb 14, 2026 → Feb 14, 20261
461151TTN—GFS GROUP LLCJul 21, 2025 → Nov 6, 20252
461151TTN—SSL TRUCKING INCJul 31, 2025 → Jul 31, 20251
461151TTN—DAS EXPRESS INCMar 20, 2025 → Mar 20, 20251
461151TTN—ALPHA AND MIKE LLCApr 18, 2024 → Apr 21, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Nov 1, 2026