TruckCodex

393.53(b) — Steering system components worn

FMCSA violation code under Vehicle Maintenance. 89,707 events recorded in roadside inspections. Severity weight: 7.

Severity Weight
7
OOS Eligible
No
BASIC Category
Vehicle Maintenance
Total Events
89,707
Code
393.53(b)
Code System
FMCSR
BASIC Category
Vehicle Maintenance
OOS Eligible
No
Severity Weight
7
Violation Group
—
Total Events
89,707
Carriers Cited
46,428

Violation Description

Steering system components (universal joints, ball joints, tie rods, drag links, pitman arms) are worn, fatigued, or defective.

About This Violation Code

Code 393.53(b) falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 7 (scale 1-10, higher = more severe).

When this violation is cited during a roadside inspection, it contributes to the carrier's Vehicle Maintenance BASIC score. Carriers with high BASIC percentiles may be prioritized for FMCSA interventions including warning letters, investigations, or compliance reviews.

Regulatory Reference

Federal Motor Carrier Safety Regulations

This violation references 49 CFR 393.53 in the Federal Motor Carrier Safety Regulations.

View on eCFR.gov →FMCSA Violations Search →
Events (all time)
89,707
OOS Events
4
OOS Rate
0.0%
Top State (180d)
—

Top Carriers Cited

Ranked by frequency • 46,428 carriers total • Page 1 of 1858

Top Carriers with 393.53(b) Violations

Showing 25 of 46,428

fmcsa-violations
Top Carriers with 393.53(b) Violations
#CarrierUSDOT# Violations
#1SERVICIO INTERNACIONAL DE ENLACE TERRESTRE SA DE CV818175305
#2TRANSPORTADORA NORTE DE CHIHUAHUA S A DE C V711125215
#3OPERADORA DE TRANSPORTE INTERNACIONAL SA DE CV683428205
#4TRANSPORTES AGUILA DE CIUDAD JUAREZ SA DE CV555365179
#5SWIFT TRANSPORTATION CO OF ARIZONA LLC54283172
#6EVANS DELIVERY COMPANY INC38111169
#7J B HUNT TRANSPORT INC80806164
#8SERVICIO DE TRANSPORTE INTERNACIONAL Y LOCAL SA DE CV557341161
#9TRANSPORTATION AND CARGO SOLUTIONS S DE RL DE CV779973130
#10VRP TRANSPORTES DE MEXICO S DE RL DE CV662058120
#11WESTERN EXPRESS INC511412112
#12SERVICIOS DE LOGISTICA TRANSNACIONAL EN TRANSPORTACION SA DE CV2380911111
#13AUTOTRANSPORTES VARELA DAVILA SA DE CV1716824108
#14UNITED PARCEL SERVICE INC21800107
#15SOPORTE Y SERVICIOS EN PRODUCTOS INDUSTRIALES S DE RL DE CV3152868100
#16FLETES MEXICO CHIHUAHUA SA DE CV1053118100
#17FLETES MARSA INTERNACIONAL SA DE CV66609095
#18CNC LOGISTICS S DE RL DE CV272620394
#19SERGIO VARELA MALDONADO72522693
#20SERVICIO INTERNACIONAL DE LOGISTICA Y TRANSPORTE SA DE CV68992988
#21RS TRANSFER SA DE CV115682587
#22TRANSPORTES LARMEX SA DE CV243635385
#23XPO LOGISTICS FREIGHT INC24182982
#24CONTRACT FREIGHTERS INC7028981
#25MERCER TRANSPORTATION CO INC15471278

Recent Inspections

Latest inspections where 393.53(b) was cited • 89,707 total events • Page 1 of 3589

Recent Inspections with 393.53(b)

Showing 25 of 89,707

fmcsa-inspections
Recent Inspections with 393.53(b)
DateReport #StateLevelOOS
Oct 15, 202482906397DELevel 1No
Oct 15, 202482910492OKLevel 1No
Oct 15, 202482907243ORLevel 1No
Oct 15, 202482914448CALevel 1No
Oct 15, 202482913231CALevel 1No
Oct 15, 202482913836CALevel 1No
Oct 15, 202482908098UTLevel 1No
Oct 15, 202482906390USLevel 1No
Oct 15, 202482906386DELevel 1No
Oct 15, 202482914388CALevel 1No
Oct 15, 202482909042MDLevel 1No
Oct 15, 202482909032MDLevel 1No
Oct 15, 202482906370SCLevel 1No
Oct 15, 202482908372MALevel 1No
Oct 15, 202482908809MDLevel 1No
Oct 15, 202482906216UTLevel 1No
Oct 15, 202482913384CALevel 1No
Oct 15, 202482907714UTLevel 1No
Oct 15, 202482913293CALevel 1No
Oct 15, 202482908022UTLevel 1No
Oct 15, 202482907996UTLevel 1No
Oct 15, 202482907752UTLevel 1No
Oct 15, 202482907186NYLevel 1No
Oct 15, 202482907771UTLevel 1No
Oct 15, 202482908223ORLevel 1No

Data sources & freshness

FMCSA Vehicle Inspections and Violations
Unknown freshness
Federal Motor Carrier Safety Regulations (49 CFR)
Unknown freshness

Related records

CategoryAll Vehicle Maintenance Violations
Browse all violation codes in the Vehicle Maintenance BASIC
IndexAll Violation Codes
FMCSR violation codes by BASIC category
ReferenceFMCSA Roadside Inspections
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