What is MC number 166939?

MC number 166939 is assigned to Diamond Truck Leasing Corp, a registered motor carrier with the FMCSA under USDOT number 298157.

Is Diamond Truck Leasing Corp Safe? DOT 298157 – Safety Rating, Crashes & Violations

Q: What is the safety rating of Diamond Truck Leasing Corp?

Diamond Truck Leasing Corp has a safety rating of "Satisfactory" as of March 4, 2002, based on the most recent FMCSA compliance review.

This carrier is active with a Satisfactory safety rating and no crashes reported.

Diamond Truck Leasing Corp is a registered motor carrier with the FMCSA under USDOT number 298157. The company operates from Deer Park, NY and maintains an active operating status with 26 power units and 26 drivers on record.

Safety Rating

FMCSA Safety Rating

✓ Satisfactory

Rated: March 4, 2002

Diamond Truck Leasing Corp holds a "Satisfactory" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that the carrier has been found to comply with federal safety regulations based on the most recent compliance review conducted by FMCSA. View official FMCSA record →

Inspection Summary

All-time Inspections

All-time

Total

OOS

Driver OOS

Vehicle OOS

11 inspections — relatively low volume, which may indicate a smaller or newer carrier.

OOS Rate9.09%

The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 9.1% — below the national vehicle OOS average of ~21%.

Crash History

✅No crashes reported (FMCSA data)

BASICS Safety Scores

BASICS Scores

Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories

1.1

Unsafe Driving

Measures violations related to speeding, reckless driving, and improper lane changes.

0.0

HOS Compliance

Tracks hours-of-service violations, including driving beyond legal limits without rest.

0.0

Driver Fitness

Reflects issues with driver qualifications, licenses, and medical certifications.

0.0

Controlled Substances

Captures drug and alcohol violations, including failed or refused tests.

6.8

Vehicle Maintenance

Reflects brake, tire, lighting, and other equipment-related inspection violations.

Scores above 65 (general freight) or 50 (passenger/hazmat) trigger an FMCSA Alert. Higher scores indicate more safety risk. National median is approximately 20–30 for active carriers.

Other Carriers in Deer Park, NY

View all carriers in Deer Park, NY →

More Carriers in New York

View all carriers in New York →

Largest Trucking Companies →Safest Trucking Companies →

Carrier Insight

Diamond Truck Leasing Corp is a medium-sized motor carrier operating in New York. With 11 total inspections on record, the carrier has an out-of-service rate of 9.1%, which is below the national average of approximately 21%. No crashes have been reported in FMCSA records, which is a positive indicator for shippers and brokers evaluating this carrier.

A Satisfactory rating from the FMCSA indicates that Diamond Truck Leasing Corp meets federal safety standards based on the most recent compliance review. This is the highest rating a carrier can receive.

The company operates 26 power units and employs 26 drivers. This is a mid-sized operation relative to the broader carrier market.

Frequently Asked Questions

What is USDOT Number 298157?

USDOT number 298157 is assigned to Diamond Truck Leasing Corp, an active motor carrier registered with the FMCSA, based in Deer Park, NY.

What is the safety rating of Diamond Truck Leasing Corp?

Diamond Truck Leasing Corp has a safety rating of Satisfactory as of March 4, 2002.

How many inspections has Diamond Truck Leasing Corp had?

Diamond Truck Leasing Corp has recorded 11 total inspections with 1 out-of-service orders, representing an OOS rate of 9.09%.

Where is Diamond Truck Leasing Corp located?

Diamond Truck Leasing Corp is headquartered at 470 Commack Road, Deer Park, NY 11729.

What does "Not Rated" mean?

"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.

Is zero crashes always a good sign?

Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.

What is a normal OOS rate?

The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.

How often is FMCSA data updated?

FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.

What is the MC number for Diamond Truck Leasing Corp?

The MC number for Diamond Truck Leasing Corp is MC# 166939. The MC number is issued by the FMCSA and authorizes carriers to operate in interstate commerce.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 298157 · Last updated: 2026-03-09. View official FMCSA record →

Diamond Truck Leasing Corp (DOT# 298157 · MC# 166939) – FMCSA Carrier Profile