Truck Brake Adjuster – Heavy-Duty Manual Slack Adjuster for Commercial Vehicles

Premium Truck Brake Adjuster (OEM 53229-3502136 / 3502237) – 10-teeth, 12mm bushing, 150mm arm. Steel construction. ISO/TS16949 certified. Global shipping available.

Basic Info.

• Model NO. 53229-3502136 / 53229-3502237
• Type: Brake System
• Material: Steel
• Position: Front
• Certification: ISO/TS16949, ISO13485
• Classification: Drum
• Drum Brakes Classification: Brake Drum
• Main Market: South America, North America, Eastern Europe, Mild East, Southeast Asia, Africa, Western Europe, Eastern Asia, Northern Europe, Oceania, Southern Europe, Central America, South Asia, Domestic Market
• Quality: 100% Test
• OEM No. 53229-3502136 / 53229-3502237
• Bushing: 12
• MOQ: 50 PCS
• Color Available: Color Available
• Package: Neutral Packaging or Brand Box
• Teeth: 10
• Arm Length: 150
• Usage: Manual
• Color: Golden & Black
• Transport Package: Carton Packaging
• Specification: 1 Holes 10 Teeth
• Origin: China
• HS Code: 87083099
• Production Capacity: 50000 pieces/Year

Product Description of this Truck Brake Adjuster

Brake Part-Truck & Trailer Manual Slack Adjuster with OEM Standard (53229-3502136 / 53229-3502237)

Original No. 53229-3502136 / 53229-3502237

1. The manual slack adjuster is used for heavy duty truck and trailer.
2. The conventional color is zinc plated.
3. We can produce great many kinds of manual slack adjusters according to customer’s requirments.

Photos Show of this Truck Brake Adjuster

This product is a premium Truck Brake Adjuster with OEM numbers 53229-3502136 and 53229-3502237, designed specifically for heavy-duty manual brake adjustment in commercial vehicles. Manufactured from high-quality steel, this truck brake adjuster ensures reliable braking performance through precise manual calibration of brake clearance between the brake shoe and drum. Certified to ISO/TS16949 and ISO13485 international standards, this component meets the most rigorous quality and safety requirements for commercial transportation applications.

The technical specifications of this truck brake adjuster feature a 10-tooth spline design with a 12mm bushing and a standardized arm length of 150mm. Engineered for front-position drum brake systems in trucks and trailers, it features a durable zinc-plated finish with golden and black coloring that provides excellent corrosion resistance while maintaining a professional appearance. The single-hole configuration ensures secure installation and reliable performance under demanding operating conditions.

With a minimum order quantity of 50 pieces, this truck brake adjuster is securely packaged in protective cartons, available in either neutral packaging or custom brand boxes according to customer requirements. Produced in China with an annual production capacity of 50,000 units, the product is available for global shipping to markets throughout North and South America, Europe, Asia, Africa, and Oceania.

Each unit undergoes 100% quality testing to ensure optimal performance and durability. The manufacturer maintains comprehensive production capabilities to create various types of truck brake adjuster components according to specific customer requirements and application needs. This essential brake maintenance tool provides reliable manual adjustment solutions for maintaining proper brake function and safety standards in commercial vehicles operating across global markets.

Except the above item, we can also provide following items:

CROSS REF.

E-9102                                KN55001
283411       E-1574            KN44041
278010       E-1063HD      KN47081
278321       E-940              KN47011
278302       E-4904            KN48031
278303       E-939              KN48001
286965                                KN44051
287899       E-2459HD      KN44061
278305       E-539              KN48002
288282       E-2458            KN44071
KN44042

Why Choose Our Truck Brake Adjuster (OEM: 53229-3502136 / 3502237)?

With extensive experience in heavy-duty brake manufacturing, we provide premium truck brake adjuster solutions designed for reliability and precision in commercial vehicle applications. Our manual slack adjuster combines robust construction with exacting specifications to meet the demanding needs of fleet operations. Here’s why professionals choose our product:

1. Heavy-Duty Steel Construction: Engineered from high-quality steel with protective zinc plating, our truck brake adjuster delivers exceptional durability and corrosion resistance. This construction ensures reliable performance in the most challenging operating environments.

2. Precision Engineering: Featuring a precise 10-teeth spline design with 12mm bushing and 150mm arm length, this manual adjuster guarantees accurate brake adjustment and perfect compatibility with various heavy-duty truck braking systems.

3. Quality Certified Manufacturing: Every truck brake adjuster undergoes 100% testing and is manufactured under ISO/TS 16949 certification, ensuring compliance with the highest international standards for automotive quality and safety performance.

4. Global Compatibility: Designed as exact replacements for OEM numbers 53229-3502136 and 53229-3502237, our adjusters are trusted in markets across North America, South America, Europe, Asia, Africa, and beyond, meeting diverse regional requirements.

5. Proven Reliability: With a production capacity of 50,000 pieces annually and comprehensive quality control, we ensure consistent performance that meets the rigorous demands of commercial transportation.

Professional Installation and Adjustment Guide

Safety First Protocol:

• Park on level ground and securely chock all wheels

• Engage parking brakes and depressurize air systems completely

• Wear appropriate personal protective equipment

• Allow brake system to cool before beginning work

Installation Procedure:

1. Component Preparation:

• Thoroughly clean brake camshaft splines

• Inspect for wear, damage, or corrosion

• Replace any compromised components

2. Precise Installation:

• Carefully align 10-teeth spline with camshaft

• Slide adjuster onto shaft until fully seated

• Tighten clamp bolt to specified torque

3. Linkage Connection:

• Connect brake chamber pushrod to clevis

• Ensure proper alignment and smooth operation

• Secure with new cotter pins

Adjustment Procedure:

1. Initial Inspection:

• Check current brake clearance

• Identify adjustment requirements

• Prepare appropriate tools

2. Precise Adjustment:

• Turn adjustment mechanism clockwise

• Make incremental adjustments

• Avoid over-tightening

3. Performance Verification:

• Check brake drum rotation

• Verify proper clearance

• Ensure complete brake release

Maintenance Best Practices:

• Regular inspection every 25,000 miles

• Proper lubrication of moving parts

• Periodic adjustment verification

• Immediate replacement of worn components

• Detailed maintenance records

Performance Benefits:

• Consistent braking performance

• Reduced maintenance costs

• Extended brake life

• Enhanced safety

• Reliable operation

Professional Recommendation: Always consult vehicle manufacturer’s specifications for proper procedures. Regular maintenance of your truck brake adjuster is essential for optimal performance and safety.

FAQ

Q: Are you trading company or factory?
A: We are the manufacturer.

Q: What’s the MOQ for each item?
A: Usually the MOQ is 100pcs for each type. If color box is requested, the MOQ is 200pcs.

Q: What about the delivery time?
A: It’s about 1 to 5 days for the goods have in stock, 15 to 30 days for the goods need to be manufactured based on your order.

Q: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages
before you pay the balance.

Q: What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q: What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.

Q: Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

Final Call to Action (CTA)

📞 Contact us now for bulk orders (MOQ 50 PCS) and competitive pricing!
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🛠️ OEM & Custom Solutions Available – Tailored to your requirements.
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This Slack Adjuster isn’t just a part—it’s a critical safety upgrade for any heavy-duty braking system. Get yours today!