Beyond stock items like the Slewing Support 353-0489 and 393-6548, Growshine International (格莳国际) specializes in the custom development and manufacturing of a vast range of spare parts. Whether you require a specialized Hydraulic Pump for your excavator, a custom Injector Nozzle for a heavy truck engine, or unique Agricultural Tractor Hydraulic Pump Rebuild Kit designs, our supply chain is ready. We support complete customization for auto electrical system components and all types of precision-machined ring gear bearing assembly components to meet your exact specifications and demanding project requirements.
Growshine International is proud to offer a premium Slewing Support (Swing Bearing) solution specifically engineered for the CAT Caterpillar 340D Excavator. This critical engineering machinery part ensures smooth and reliable rotation of the machine's upper structure. We provide high-quality, durable replacements for OEM Part Number 353-0489 and the associated Slewing Support 393-6548. These components are manufactured to strict specifications, ensuring a direct fit and longevity, crucial for maximizing the uptime of your heavy equipment rotating support ring. Trust Growshine for your Caterpillar 340D excavator swing bearing repair needs, ensuring you get OEM quality construction machinery spares every time.
To facilitate easy search and procurement, we list both the hyphenated and non-hyphenated formats. The main Slewing Support Part Number is identified as 353-0489 and 3530489. Additionally, we stock the complementary Slewing Support Ring Gear Bearing, P/N 393-6548 and 3936548. Our commitment to providing reliable heavy truck spares and heavy duty machinery parts extends to our entire line of excavator undercarriage components. For customers seeking the most cost-effective solutions for their CAT 340D slewing ring replacement cost, Growshine delivers a quality-assured product. Look no further for your 393-6548 CAT excavator spare parts.
As Growshine International (格莳国际), our core business is the import and export trade of comprehensive vehicle and machinery parts, covering everything from engineering machinery parts and heavy truck parts to agricultural machinery parts and auto parts. Our mission is to be the global export of engineering machine parts gateway for high-quality, durable components. Whether you need a Growshine track adjuster assembly, components for a diesel engine fuel injector pump repair, or are looking for China sourcing for excavator final drive parts, we are your trusted partner. We ensure our clients receive affordable auto electrical system components and high-quality parts for all applications.
While this page focuses on the CAT 340D Slewing Support 353-0489 and 393-6548, our extensive inventory covers a vast range of parts. We specialize in the import/export trade of heavy machinery components, providing solutions like heavy duty suspension components truck and reliable hydraulic parts. We also handle specialized equipment components, such as parts for KALMAR machinery. You can view our full range of KALMAR product list by clicking here to see more of our agricultural tractor hydraulic pump rebuild kit and other heavy-duty offerings. We guarantee a streamlined process from sourcing to delivery.
The Slewing Support, often called the swing bearing or slewing ring, is arguably the most critical component in any excavator or heavy rotating machine. It is a large-diameter rolling-element bearing that handles the axial, radial, and moment loads applied by the upper structure. For a CAT 340D Excavator, the Slewing Support (like P/N 3530489) facilitates the smooth 360-degree rotation of the cab, boom, and arm.
It is generally comprised of an inner ring, an outer ring, and rolling elements (balls or rollers). The inner or outer ring usually incorporates a Ring Gear Bearing (P/N 3936548) which meshes with the swing drive pinion, allowing the hydraulic motor to turn the upper body. Regular maintenance and timely replacement are essential, as failure of this component can lead to catastrophic damage and significant downtime for the entire machine.
Equipment: Freightliner Cascadia Heavy Truck
Fault: Excessive Air Compressor Cycling (Pumping Continuously) The driver reports that the air compressor is constantly running, indicating a continuous pressure loss in the air brake system, which is a common failure point for heavy truck engine cooling system parts.
Resolution: Air Dryer Purge Valve Replacement The most common culprit is a leaking air dryer purge valve or a stuck-open safety relief valve. The faulty component prevents the system from holding the required pressure. The solution is to check the air dryer system, specifically listen for a continuous expulsion of air from the purge valve. Replacing the entire air dryer assembly (if the purge valve is integrated) will restore proper system pressure and eliminate the excessive compressor cycling, preventing further damage to the heavy duty suspension components truck and brake systems.
We distribute products from leading turbocharger brands including Garrett, Holset, BorgWarner, 3K, Schwitzer, IHI, Mitsubishi, Hitachi, CZ, Toyota, Komatsu, Bosch Mahle. Learn more about our turbo solutions: Click here for Turbo Market Catalog.
| Product Description | Part Number(s) | Purchase Link |
|---|---|---|
| Excavator ZX250-3G 6BG1 Turbocharger | 114400-3770, 1144003770 | Buy Now |
| Heavy Truck Parts DSC12 Turbocharger | 3591167, 1485648 | Buy Now |
| Growshine Mining Truck A25F A30F Turbocharger | 21913701, 3792724 | Buy Now |
| 4JJ1 Engine Turbocharger | 8980128923, 8-98012892-3 | Buy Now |
| Excavator EX200-6 6BG1 Turbocharger | 1144003890, 114400-3890 | Buy Now |
我们的核心业务是为工程机械工厂和贸易公司提供全面的数字化出海解决方案。
如果您正在寻找专业的工程机械工厂网站开发、重卡配件外贸网站运营、农机配件全球推广或汽车配件外贸陪跑服务，以实现全球出口的工程机械配件销售和全球化供应链优化，请联系我们。
联系方式：+86 18664845294
由广数供应链（CGSC）团队提供运营方案服务内容：网站开发、网站运营、外贸陪跑。
