Western Star VIN Lookup 49X

Western Star 49X VIN Lookup with DOT Inspection History

Decode a Western Star 49X VIN free, then check its DOT roadside inspection history, violations, and out-of-service events for the exact VIN — built on official NHTSA and FMCSA public data.

Last updated: June 2026 · Data sources: NHTSA vPIC (live) and FMCSA public inspection records (periodic refresh).

Quick answer

A Western Star 49X VIN lookup with TruckWhere decodes the 17-character VIN using NHTSA vPIC data and checks available FMCSA roadside inspection records for that exact VIN. Results can include the VIN decode, DOT inspections, vehicle-specific violations, out-of-service events, and carriers observed operating the VIN. It is not a title, lien, auction, ownership, or complete odometer-history report.

Free FMCSA roadside summary. We accept exact 17-character VINs only and never silently correct a VIN.

Official NHTSA + FMCSA data Free VIN decode Exact-VIN matching No title/odometer claims

About the Western Star 49X

The Western Star 49X is a severe-service vocational truck for the most demanding construction and haul work.

Segment: severe-service / vocational truck. Built by Daimler Truck North America. Common Western Star WMIs: 5KJ, 5KK.

What to verify on a used Western Star 49X

Based on its segment (severe-service / vocational truck), prioritize these checks — and use the VIN's actual roadside history to focus your inspection:

  • Frame rails, crossmembers, and mounting brackets for cracks
  • Suspension, springs, and axle alignment under load
  • Brakes and any out-of-service history from heavy duty cycles
  • Hydraulic/PTO systems if equipped

Western Star VIN decoder chart

Every Western Star VIN has 17 characters. Each position encodes specific information, following the North American FMVSS / ISO 3779 standard:

PositionMeaningWhat it tells you
1Country of originWhere the vehicle was built (e.g. 1/4/5 = United States, 2 = Canada, 3 = Mexico, J = Japan).
2ManufacturerIdentifies the manufacturer of the vehicle.
3Vehicle type / divisionManufacturer division or vehicle type. Positions 1–3 together form the World Manufacturer Identifier (WMI).
4–8Vehicle descriptor (VDS)Model, body style, cab type, engine, GVWR class, and brake system.
9Check digitA calculated digit (0–9 or X) that validates the VIN against transcription errors.
10Model yearThe model year — see the model-year code chart below.
11Assembly plantThe manufacturing plant where the vehicle was assembled.
12–17Serial numberThe unique production sequence number for this specific vehicle.

Common Western Star WMIs (positions 1–3)

5KJ5KK

WMIs vary by plant and era; this is a representative set, not an exhaustive list. Always rely on the full decode above for an exact VIN.

Model-year codes (position 10)

A = 2010B = 2011C = 2012D = 2013E = 2014
F = 2015G = 2016H = 2017J = 2018K = 2019
L = 2020M = 2021N = 2022P = 2023R = 2024
S = 2025T = 2026V = 2027W = 2028X = 2029

TruckWhere vs other Western Star VIN lookup options

TruckWhere is built for one job: checking available DOT roadside inspection history for a commercial truck by exact VIN. Other tools serve different jobs.

Tool typeBest forLimitation
NHTSA VIN DecoderOfficial VIN decodeNo buyer-friendly DOT roadside history
FMCSA SAFER / SMSCarrier-level safety lookupUSDOT/company based, not a used-truck VIN report
RigDigBroad commercial truck historyBroader report; not focused only on exact-VIN DOT interpretation
TruckchexHeavy-duty truck title/history reportMore title/history oriented than DOT-roadside focused
VINDataVehicle-history & commercial-truck recordsBroader vehicle-history category
Generic VIN decodersBasic specs and general historyUsually not focused on FMCSA roadside patterns
TruckWhereExact-VIN DOT roadside history for commercial trucksNo title brands, liens, auction records, or full odometer history

Need title, lien, salvage, theft, or odometer history? Use an NMVTIS-approved vehicle-history provider — that is a different lane from TruckWhere.

Best for

Used Western Star trucks buyers, sellers, fleets, inspectors, and lenders who want to check available DOT roadside inspection history for an exact VIN.

Not best for

Anyone who only needs title brands, liens, salvage history, auction history, insurance claims, complete odometer history, or legal ownership history.

Frequently asked questions

How do I look up a Western Star 49X by VIN?
Enter the exact 17-character VIN above. TruckWhere decodes it with NHTSA vPIC and checks available FMCSA roadside inspection history for that specific Western Star 49X VIN.
Is a 49X VIN check different from a generic VIN decoder?
Yes. A generic decoder only returns specs. TruckWhere adds the Western Star 49X's available DOT roadside inspection history, vehicle-specific violations, and out-of-service events for the exact VIN.
Does no FMCSA record mean a 49X is clean?
No. No matching FMCSA record means no exact VIN match was found in the available roadside data. It does not prove the truck is clean.