Brake Services for Commercial Trucks & Trailers

Heavy-Duty Brake Inspections, Repairs & Replacements | STTR, Inc. – Pacific, WA

When it comes to the safety of your truck, trailer, and everyone on the road—brakes aren’t negotiable. At Sound Truck & Trailer Repair (STTR, Inc.), we provide comprehensive brake services for semi trucks, heavy- and medium-duty vehicles, and commercial trailers to ensure your braking system meets the demands of long hauls, tough terrain, and DOT regulations.

🛑 Brake Systems We Service

Our technicians are trained to diagnose and repair all components of air brake and hydraulic brake systems used in today’s commercial vehicles.

We service:

• Tractor and Trailer Air Brake Systems

• Drum Brakes & Disc Brakes

• Spring Brakes & Parking Brakes

• ABS (Anti-Lock Braking Systems)

• Slack Adjusters & Brake Chambers

• Brake Lines, Hoses & Valves

• Brake Pads, Rotors, Shoes & Drums

• Wheel Seals & Bearings

Whether you need a quick inspection or a full brake rebuild, STTR delivers fast, accurate, and DOT-compliant brake services that keep your vehicle on the road—and out of the penalty box.

🔍 Brake Inspections & DOT Compliance

All commercial vehicles must pass routine brake inspections to remain DOT-compliant. Our techs use advanced diagnostic tools to evaluate:

• Air pressure build-up and leak-down rate

• Brake lining thickness

• Slack adjuster function and stroke

• ABS system diagnostics

• Proper brake response and balance

We can perform standalone brake inspections or include them as part of your scheduled preventive maintenance service plan.

⚠️ Signs You Need Brake Service

• Soft or spongy pedal feel

• Unusual grinding, squealing, or vibration

• Uneven braking or pulling to one side

• Excessive air pressure loss

• Warning lights or ABS fault codes

• Extended stopping distance

If you experience any of these symptoms, it’s time to bring your rig to STTR for immediate attention.

🧰 Fleet Brake Services Available

Our brake services are available to individual owner-operators and fleet accounts alike. We offer:

• DOT-compliant brake inspections

• Scheduled fleet brake maintenance

• On-site diagnostics and repair

• Same-day replacements when parts are available

• Digital service records for compliance and tracking

🕗 Schedule Brake Services 

Visit us at our fully equipped repair facility in Pacific, WA, Monday–Friday, 8 AM to 5 PM to schedule your appointment:

• 898 Valentine Ave SE, Pacific, WA 98047

• Open Monday through Friday, 8:00 AM – 5:00 PM

• Serving the Puget Sound trucking community since 2008

Brake services can also provided roadside by calling one of our six (6) services trucks running 24 hours a day, 7 days a week

Why Trust STTR for Your Truck & Trailer Brakes?

• ✔ Certified Commercial Brake Technicians

• ✔ Quick Turnaround Times

• ✔ DOT-Compliant Services

• ✔ Trusted by Fleets & Owner-Operators

• ✔ Honest Estimates, Quality Parts, Reliable Results

📞 Call (253) 691-6645 to schedule a brake inspection or repair today, or visit www.STTRWA.com to request service online.

Stop safely. Stop with confidence. Trust STTR for your brake work.