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Bus Brake Safety Knorr Relay Valve K158597

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February 03, 2026
Category Connection: Jinlong Bus Parts
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Tags:
#fuel tank cap lock #electronic accelerator pedal #thrust rod bushing
Brief: Let’s dive in — see this solution in action and notice the key moments. This video provides a detailed walkthrough of the Knorr differential pressure relay valve K158597, demonstrating its critical role as the safety guardian in Yutong and King Long bus braking systems. You'll see how it detects pressure loss, isolates damaged circuits, and maintains controlled stopping power for ultimate safety.
Related Product Features:
  • Provides fail-safe braking capability by ensuring controlled stopping even with one compromised brake circuit.
  • Direct OEM replacement for Knorr part number K158597 with perfect fit for Yutong and King Long buses.
  • Features robust housing with corrosion-resistant materials designed for harsh under-chassis environments.
  • Built with high-grade internal seals for enhanced durability and long service life.
  • Manufactured under strict quality control standards including CE, RoHS, SGS, and ISO9001 certifications.
  • Constructed from durable aluminum alloy materials for reliable performance in demanding conditions.
  • Compatible with dual-circuit air brake systems in modern bus applications.
  • Available with flexible packaging options and worldwide shipping through major carriers.
FAQs:
  • How can I ensure I'm ordering the correct relay valve for my bus?
    Provide your vehicle's VIN number, clear photos of the required part, or the OEM part number K158597 for accurate identification and ordering.
  • What is the minimum order quantity for this relay valve?
    There is no minimum order quantity - single units are available, with preferential pricing and discounts offered for volume purchases.
  • What are the delivery time options for this product?
    Air freight delivery takes 5-8 days, while sea freight requires 15-25 days, with shipping available through TNT, EMS, UPS, FedEx, DHL or as per your requirements.
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