Ankai Bus Clutch Master Cylinder W20802.02500.01W
Product Description
A smooth, responsive clutch is the foundation of a professional driving experience and a reliable transmission system. The clutch master cylinder is the critical starting point for every gear shift, converting the driver's command into hydraulic force. A failing master cylinder manifests as a spongy pedal, grinding gears, or a complete inability to disengage the clutch, leading to driver fatigue and potentially leaving a vehicle stranded.
Nanjing Dingguan Auto Parts Co., Ltd. provides this premium replacement Clutch Master Cylinder, part number W20802.02500.01W, engineered to restore the hydraulic integrity of the clutch system in your Ankai buses.
Key Features & Benefits:
- Restores Precise Hydraulic Control: Featuring a precision-honed cylinder and high-grade, durable seals, this component ensures leak-free operation and delivers the exact hydraulic pressure needed for smooth, predictable gear changes.
- Enhances Driver Comfort & Safety: By restoring the correct pedal feel and resistance, this master cylinder reduces the effort required for shifting, significantly decreasing driver fatigue over long routes and improving overall vehicle control.
- Built for Longevity: Constructed from high-strength, corrosion-resistant materials, it is designed to withstand the constant pressure cycles and demanding environment of a commercial vehicle's hydraulic system.
- Guaranteed Direct-Fit Replacement: Engineered to the exact OEM specifications for Ankai buses, this part guarantees a perfect fit for a "plug-and-play" installation, minimizing workshop time and labor costs.
As a specialized manufacturer, Nanjing Dingguan is committed to providing core powertrain components that deliver on both performance and reliability.
Don't let a failing master cylinder compromise your fleet's performance. Contact us today to request a competitive quote.
| Product Name: | Clutch master cylinder | Part Number; | W20802.02500.01W |
| Quality control: | ISO 9001+ISO/TS 16949 | Size: | L=100mm |
| Type: | Clutch accessories | Place of origin: | Nanjing, China |
| Materials: | aluminum alloy | Packaging: | Paper packaging/custom packaging |
| Minimum order quantity: | 1 | Application: | Ankai Bus |
| Status: | brand new | Cargo transportation: | TNT, EMS, UPS, FedEx, DHL or according to your requirements. |
| OE: | W20802.02500.01W | Factory quality inspection: | 100% inspection |
Product details pictures

How to buy the right bus accessories
| 1.Please provide VIN number |
| 2.Please provide clear photos |
| 3.Please provide the OEM number |
| 4.lf you are unsure, please contact us. |

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Q1: What is the primary function of this Clutch Master Cylinder, and why is it critical for my Ankai bus?
A1: This cylinder is the heart of the hydraulic clutch system. It converts the force from your clutch pedal into hydraulic pressure, which then actuates the clutch release bearing to disengage the engine from the transmission. A premium, reliable master cylinder is critical for smooth gear shifting, preventing clutch drag, and ensuring precise control of power transfer, which directly impacts drivability and safety.
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Q2: How can I be sure this part (PN: W20802.02500.01W) is compatible with my Ankai bus?
A2: This product is engineered as a direct OEM replacement specifically for Ankai bus applications. To guarantee a perfect fit and optimal performance, you must confirm that your vehicle's required part number matches PN: W20802.02500.01W. Using the correct part ensures proper connection to the pedal assembly and the hydraulic line.
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Q3: Why is this component described as "Premium"?
A3: It is designated "Premium" due to its high-quality construction and materials, designed to meet or exceed the original specifications. Benefits include:
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Enhanced Durability: Built to withstand constant pressure cycles and resist internal corrosion.
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Reliable Sealing: Features robust seals to prevent fluid leaks and maintain consistent hydraulic pressure.
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Consistent Performance: Ensures predictable pedal feel and reliable clutch engagement over a long service life.
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Q4: What are the common signs of a failing clutch master cylinder?
A4: Common symptoms include a soft or spongy clutch pedal that sinks to the floor, difficulty shifting gears, visible fluid leaks near the pedal or firewall, or a low fluid level in the clutch reservoir. These issues indicate a loss of hydraulic pressure and require immediate attention.
Nanjing Dingguan Auto Parts Co., Ltd.
-- Your reliable partner for bus spare parts.
About Us
Nanjing Dingguan Automotive Parts Co., Ltd. specializes in providing high-quality and cost-effective parts for buses and commercial vehicles. We focus on the global market, have rich experience in exporting bus and truck parts, provide services to distributors and fleet operators, and provide tailor-made solutions to meet different needs.
Warehouse and cargo display

About shipping and packaging
| transportation | TNT, EMS, UPS, FedEx, DHL or as per your requirement. |
| packaging | Bubble wrap, cartons, wooden boxes, and pallets are used to avoid damage to goods caused by bumps. |
common problem
| 1: Can you provide an accurate price? |
| Sure. You need to provide the vehicle VIN number, provide the product OEM code, or provide a clear product photo. |
| 2: What's your minimum order quantity? |
| No minimum order quantity, of course, if you buy more items from our company, you can get preferential prices and discounts. |
| 3: What's the delivery time? |
| Air freight orders take 5 to 8 days. Sea freight orders take 15 to 25 days. |
My advantage
| 1:High-Quality Bus Components |
| Specialized in premium aftermarket bus parts including engines,transmissions, and braking systems, built for durability and performance. |
| 2:Comprehensive spare parts solution |
| We offer a full range of bus accessories: filters, suspension components, electrical components, and interior accessories for all major bus brands. |
| 3: ISO-Certified Manufacturing |
| Our ISO 9001/TS 16949-certified products ensure strict quality control, reliability, and compliance with international standards.ISO |
| 4: Global Bus Part Coverage |
| Our products are compatible with leading bus models from Europe, Asia, and the Americas. |
| 5;Extensive product catalog |
| Engine parts, HVAC systems, lighting, wheels and safety components covering city, intercity and long-distance buses. |
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