Shandong Shengyue Technology Development Co.,Ltd is one of the most professional sinotruk howo sitrak c7h clutch release bearing 712w30000-6003 manufacturers and suppliers in China. Please feel free to buy high quality genuine auto parts at competitive price from our factory.
SINOTRUK HOWO SITRAK C7H Clutch Release Bearing 712W30000-6003
This release bearing is a critical component of the clutch operating system. When the driver depresses the clutch pedal, the bearing withstands high-frequency compressive loads, transferring the thrust from the release fork to the release fingers (diaphragm spring) of the clutch pressure plate; this disengages the pressure plate from the friction disc and interrupts power transmission from the engine to the transmission, enabling smooth gear shifting or vehicle stopping.
Recommendation for simultaneous replacement: Symptoms such as clutch slippage, difficulty shifting gears, or a distinct "rustling" noise when the clutch pedal is depressed indicate that the bearing may be worn, lacking grease, or burnt out. It is strongly recommended to replace the release bearing whenever the clutch disc or pressure plate is replaced; this avoids the need to remove the transmission a second time and helps reduce maintenance costs.
SINOTRUK 430 Clutch System Overhaul BOM (Bill of Materials) Detailed List
| No. | Component Name | OE Part No. | Qty | Replacement Level | Remarks / Functional Description |
|---|---|---|---|---|---|
| I. Core 3-Piece Kit (Must be replaced together) | |||||
| 1 | Clutch Release Bearing Assembly | 712W30000-6003 | 1 pc | Mandatory | This product; self-aligning with carrier; mostly matches SACHS technology. |
| 2 | Clutch Pressure Plate Assembly (430) | 712W30000-6001 (or -6001/1) | 1 pc | Mandatory | 430mm specification; diaphragm spring pressure plate (SACHS technology). |
| 3 | Clutch Driven Disc (Clutch Plate) | 712W30000-6002 (or -6002/1) | 1 pc | Mandatory | 430mm specification; heavy-duty splined hub with torsional dampers. |
| II. Input Shaft & Guide Mechanism (Replace based on wear/tear) | |||||
| 4 | Flywheel Pilot Bearing | GB/T276-6302-2RS (or OE Specific) | 1 pc | Highly Recommended | Located in the center of the flywheel to support the input shaft; damage causes shaft wobble. |
| 5 | Input Shaft Front Oil Seal | WG9003070008 (Depends on Gearbox Model) | 1 pc | Recommended | Prevents transmission gear oil from leaking forward into the clutch housing to contaminate the friction lining. |
| 6 | Release Fork Shaft Bushing | WG9114160015 | 2 pcs | Inspect & Replace | Left and right bushings; wear causes fork wobble and incomplete clutch disengagement. |
| 7 | Clutch Release Fork | WG9114160010 | 1 pc | Inspect & Replace | Subject to fatigue cracks or wear on fork fingers after long-term use. |
| 8 | Input Shaft Guide Sleeve (Sliding Sleeve) | WG9725160520 | 1 pc | Inspect & Replace | The guide surface where the release bearing slides forward/backward; replace if scored or grooved. |
DETAILS
| DESCRIPTION | Clutch Release Bearing | PART NUMBER | 712W30000-6003 |
| WEIGHT | 2kg | VOLUME | 150 mm × 150 mm × 85 mm |
| TRUCK MOLDE | SINOTRUK | QUALITY | Copy,High Copy, OEM,Original |
| MOQ | 1 | WARRANTY | 1 year |
| PAYMENT | TT/WESTEN UNION | SHIPMENT | by air/sea/railway |
| BRAND | SINOSACHS | PLACE OF ORIGIN | JINAN CITY,CHINA |
| STOCK | IN STOCK | APPLICABLE SITE | GEARBOX |
| PACKAGE | Carton/Woodenbox | PORT OF LANDING | Qingdao Port,China |
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