6Y5911 friction clutch plate is core wear part of excavator swing motor rotary system. Adopts reinforced fiber friction material with cross anti-slip texture, effectively resisting high temperature and abrasion during frequent slewing operation. Standard IT75 spline design ensures seamless assembly, consistent torque output without jitter. Strict dimensional inspection meets OEM specs, direct replacement for medium-large excavators with full stock support.
| Product Name: | Swing Motor Friction Disc | Application: | Excavator/Bulldozer |
| Part Number: | 6Y5911 | Size: | 345*272*5.6/IT75 |
| Lead Time: | 3-7 work days | Part Type: | New replacement or Original |




| OEM Part Number | Product Type | Compatible Excavator Models | Functional Feature |
|---|---|---|---|
| 6Y5911 | Swing Motor Friction Disc | CAT 330, CAT 330B, CAT 330C, CAT 330D, CAT 345 | Cross anti-slip grooved surface, standard rotary clutch disc |
| 6Y5912 | Matching Steel Separator Plate | CAT 330/345 Series Excavators | Matched pairing steel plate for 6Y5911 |
| 114-1441 | Heavy Duty Friction Disc | CAT 336D, CAT 336E, CAT 349D | Thickened wear-resistant material for heavy-load mining work |
| 114-1442 | Reinforced Steel Plate | CAT 336D/336E/349D | High flatness anti-deformation steel separator |
| 135-5761 | Standard Friction Disc | CAT 325, CAT 325B, CAT 325C | Universal replacement for old generation medium-large excavators |
| 135-5762 | Flat Steel Plate | CAT 325/330 Old Models | Ordinary flat counter steel disc |
| 228-4351 | Enhanced Anti-glazing Friction Disc | CAT 330GC, CAT 336GC, CAT 345GC | New generation excavator factory upgrade part, high temperature resistant |
| 228-4352 | Wave Form Steel Separator Plate | CAT GC New Series Excavators | Wave structure optimizes heat dissipation, reduces swing jitter |
| 8D-8821 | Retrofit Friction Disc | CAT E300, CAT E330 Vintage Excavators | Interchangeable with 6Y5911 for old equipment overhaul |
| 8D-8822 | Matching Retrofit Steel Plate | CAT E300/E330 Old Machines | Perfectly matched for early hydraulic swing motors |
Many products can be customized,you need to provide the parameters of the required products,if you can provied drawings,we will be customized according to you requiements.
Our company also has other products,if you are interested in it,please contact with us.
1. Quality Control To ensure the quality of our vehicles and other products, Our QC staffs do strict supplier evaluations, in-coming inspections, in-process inspections, final inspections and pre-delivery inspections. The most important is that we listen to what our customers say and are always looking for ways to improve the quality of our products through continuous improvement.
2. OEM Ability We have built stable and long-term cooperate relationshilp with supermarkets,we canalso provide ODM, OEM and Agent services to our customers over the world.
3. Parts Available We have spare Friction plate for immediate delivery to anywhere in the world. Our Friction plate widely used in the Excavator ,Bulldozer,Roller,Car,Motorcycle...
4. Good Warranty We take customer satisfaction and product quality as the first priority for us. We supply reliable warranties and good after-sales services.
Any other questions or any products you are interested, please contact us freely!