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Knorr-Bremse Spring Brake (Disc) K004074
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! We only accept wholesale orders. Minimum quantity: 5 items.
K004074, K 00 40 74, K.00.40.74
AAA Trading Dubai, your reliable auto parts wholesaler, offers the genuine Knorr-Bremse Spring Brake K004074 for disc brake systems. Designed for high-performance braking and parking applications, this spring brake actuator ensures enhanced vehicle safety, efficiency, and longevity under heavy-duty operations.
Product Overview
The Knorr-Bremse K004074 is a double diaphragm spring brake chamber used in air disc braking systems for trucks, trailers, and buses. It provides both service braking and emergency/parking brake functionality through a robust and compact design engineered to OEM standards.
Key Features
- Original Knorr-Bremse quality – K004074 part number
- Integrated spring and service brake functionality
- Durable corrosion-resistant housing
- Optimized for air disc brake systems
- Robust diaphragm and sealing design for long life
- Secure fit with standard mounting compatibility
Technical Specifications
- Part Number: K004074
- Brand: Knorr-Bremse
- Brake Type: Spring Brake (Disc)
- Chamber Size: Standard – Refer to vehicle spec sheet
- Application: Heavy-duty commercial vehicles
- Warranty: 12 months manufacturer warranty
Applications & Compatibility
The K004074 spring brake is widely compatible with European trucks and trailers fitted with air disc brakes. Commonly used on fleets operating Mercedes-Benz, MAN, Volvo, DAF, Scania, and other major OEM platforms.
Why Choose AAA Trading Dubai?
- We supply only 100% genuine Knorr-Bremse parts
- Available in bulk for export and fleet supply
- Technical expertise and fitment guidance
- Competitive wholesale pricing with global logistics
- Export-ready documentation and secure packaging
Contact Us for Wholesale Inquiries
Reach out to AAA Trading Dubai – Auto Parts Wholesalers for bulk orders, export pricing, or technical consultation.
Phone: +971 50 443 1871
Shipping & Delivery
Shipping & Delivery Policy
Shipping & Delivery Policy
At Triple A Trading, we are committed to fast, reliable shipping to ensure our clients receive their automotive spare parts without unnecessary delays. We are a registered business in Dubai, United Arab Emirates. For more information about business registration, please visit the Dubai Trade Portal.
Order Processing Time
All orders are processed within 1-3 business days following payment confirmation. You'll receive a notification once your order has been dispatched.
Shipping Options & Delivery Timeframes
- Standard Shipping – Delivered within 5-7 business days
- Expedited Shipping – Delivered within 3-5 business days
- Express Shipping – Delivered within 1-3 business days
Shipping Costs
Shipping rates are calculated based on your order’s weight and destination. The total shipping cost will be clearly displayed at checkout before finalizing your order.
International Shipping
We proudly serve customers across Africa, Europe, Asia, and the Middle East. Please note that international shipments may be subject to customs duties and taxes, which are the customer’s responsibility.
Triple A Trading works diligently to ensure smooth cross-border deliveries, minimizing delays due to customs or political complications. For more details, please refer to the Dubai Customs official website.
Order Tracking
Once your order ships, you'll receive a tracking number via email, which can be used to monitor the shipment through the carrier's website.
Delivery Issues
If you experience any issues with your delivery, such as delays or missing items, please contact our customer service team:
- Email: sales@triple-a-trading.com
- Phone: +971 50 443 1871
We’re here to assist you and ensure your order is resolved quickly and efficiently.
Thank you for choosing Triple A Trading – Your trusted source for quality automotive spare parts, delivered with speed and care.
Frequently Asked Questions (FAQ)
Frequently Asked Questions – Knorr-Bremse Spring Brake (Disc) K004074
What is the Knorr-Bremse Spring Brake K004074 used for?
This is a spring brake actuator designed for air disc brake systems in commercial vehicles. It provides both service brake and parking brake functions using a dual-chamber configuration.
Is the K004074 compatible with multiple truck brands?
Yes. The K004074 is commonly used on heavy-duty vehicles including trailers, buses, and trucks from brands like Volvo, Scania, MAN, Mercedes-Benz, and DAF that use Knorr-Bremse air disc brake systems.
Do you offer this product for bulk purchase?
Yes. At AAA Trading Dubai – Auto Parts Wholesalers, we supply the K004074 Spring Brake in bulk for distributors, fleet operators, and export customers.
What are the advantages of using an OEM Knorr-Bremse Spring Brake?
- Original equipment quality and reliability
- Extended product life under high-stress conditions
- Precise fitment and easy integration into existing systems
- Factory-sealed with manufacturer’s warranty
What’s included with the spring brake unit?
The product is supplied as a complete brake actuator, sealed and ready for installation. No additional accessories are included unless specified in the order agreement.
Can you provide export documentation and shipping?
Yes. We offer international shipping with full export documentation including:
- Commercial invoice
- HS Code details
- Certificate of origin (on request)
- OEM compliance confirmation
How do I confirm this part fits my vehicle?
You can consult your fleet technical manual or contact our support team with your vehicle VIN or OE cross-reference numbers. We assist in part validation for bulk orders.
Is there warranty coverage on this part?
Yes, all K004074 units come with a 12-month manufacturer warranty against manufacturing defects when supplied by AAA Trading Dubai.
How do I place a wholesale order?
You can contact us directly for price quotes, stock availability, and shipping schedules.
Phone: +971 50 443 1871
Company: AAA Trading Dubai – Auto Parts Wholesalers
Related products
Knorr-Bremse Four Circuit Prot. Valve I73329
I73329, I 73 32 9, I.73.32.9
Product Overview
The Knorr-Bremse Four Circuit Protection Valve I73329 is a critical pneumatic component that ensures the safe and reliable distribution of compressed air to the vehicle’s primary brake circuits. Engineered to protect individual air circuits from pressure failure in other parts of the system, this valve maintains system stability and enhances overall braking safety. Suitable for use in trucks, trailers, and buses, this valve meets stringent OEM and safety standards.
Key Features
- OEM Part Number: I73329
- Function: Distributes and protects compressed air circuits (typically four)
- Design: Modular construction for ease of maintenance and replacement
- Material: High-grade aluminum housing with corrosion-resistant finish
- Operating Pressure: Nominal 10 bar system compatibility
- Factory-set pressure thresholds for circuit isolation
- Compact, lightweight design suitable for modern vehicle layouts
- Compliance: Meets ECE R13 and ISO 7638 standards
- Country of Origin: Germany
What’s Included in the Kit
- 1 x Knorr-Bremse Four Circuit Protection Valve (Part No. I73329)
- OEM product packaging with barcode and batch number
- Technical data sheet or installation guide (available on request)
Wholesale Buyer Benefits
- Wholesale pricing and support for fleet operators and resellers
- Stock availability at AAA Trading's Dubai distribution center
- Fast processing for bulk and container shipments
- Support for cross-referencing with OE and aftermarket part numbers
- Reliable logistics and export documentation assistance
Applications and Compatibility
The I73329 Four Circuit Protection Valve is designed for use in:
- Heavy-duty trucks, trailers, and buses equipped with air brake systems
- Commercial vehicles from OEMs such as MAN, Volvo, DAF, Mercedes-Benz, Scania, and Renault
- Applications where protection of four separate air brake circuits is required
- Suitable for OEM installation or aftermarket system maintenance
Always confirm compatibility with the vehicle’s system layout or consult our team for cross-reference support.
Warranty and Product Authenticity
- 12-month limited manufacturer warranty
- 100% genuine Knorr-Bremse component
- Supplied in factory-sealed packaging with serial tracking
- Fully compliant with OE safety and quality standards
Why Choose AAA Trading Dubai
- Reliable source of genuine European commercial vehicle components
- Strategically located in Dubai for regional and global distribution
- Specialized in Knorr-Bremse air, brake, and pneumatic systems
- Expert support team available for technical queries and sourcing
- Serving clients in the Middle East, Africa, and South Asia
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