Excavator Spare Parts 221-8318 VALVE AS-BRA for Cat Heavy Machinery 735 735B 740 740B
Dear Valued Partners,
Thank you sincerely for placing your trust in SPARKLING MACHINERY—your reliable partner for high-quality heavy machinery spare parts. Today, we are honored to present the 221-8318 VALVE AS-BRA, a critical brake control component exclusively designed for Caterpillar 735/735B/740/740B heavy-duty equipment. Engineered to deliver precise pressure regulation and stable braking performance, it safeguards your machinery and operators in high-intensity working scenarios, ensuring operational safety and minimizing downtime.
We are committed to providing durable, cost-effective solutions that support your heavy equipment’s long-term productivity.
The SPARKLING MACHINERY NEW 221-8318 VALVE AS-BRA Photo:



Why Choose the SPARKLING 221-8318 Valve AS-BRA?
- OEM-Level Compatibility: Precisely matches the hydraulic interfaces and mounting dimensions of Cat 735/735B/740/740B models, enabling hassle-free replacement and seamless integration with the original brake system.
- Superior Braking Precision: Advanced valve core design ensures accurate pressure adjustment, eliminating brake lag and ensuring consistent stopping power even under full load conditions.
- Rigorous Quality Testing: Undergoes comprehensive performance verification including pressure holding tests, vibration endurance trials, and temperature resistance checks (-40℃ to 120℃), meeting Caterpillar’s strict quality standards for heavy-duty applications.
- Enhanced Safety & Durability: The integrated overpressure protection function prevents brake system failure, while the corrosion-resistant housing extends service life and reduces maintenance frequency.
- Professional Technical Support: Our Cat-specialized technical team provides pre-purchase compatibility confirmation, post-installation pressure calibration guidance, and troubleshooting services for a seamless user experience.
About SPARKLING MACHINERY:
- Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.

Get In Touch:
- Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.
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📦 Packing
1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment
2. Export-standard packaging to ensure safety during transportation
3. Custom packaging available upon request
4. Dimensions and weight can be provided for freight calculation



🚚 Shipping
1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)
2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported
3. For Russian clients, we can introduce the forwarder agent to you
4. Delivery time: Ships within 1-3 working days after payment (for items in stock)
💳 Payment
1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details
📌 Frequently Asked Questions (FAQs)
Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.
Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.
Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.
Get a free quote
We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.





Sparkling Machinery Co.,Ltd
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