Doosan DX260 Dx255 Hydraulic Swing Motor Construction Machinery Parts

Rotary Reducer Excavator Parts Swing Gearbox R220-9

Swing Planetary Gear Reduction Swing Reduction Gearbox

Gearbox is an important component widely used in mechanical transmission. When a pair of gears mesh, due to inevitable errors such as tooth pitch and tooth shape, meshing impact will occur during operation, resulting in noise corresponding to the gear meshing frequency. Friction noise also occurs between tooth surfaces due to relative sliding. As gears are the fundamental components in gearbox transmission, reducing gear noise is essential for controlling gearbox noise. Generally speaking, the main reasons for gear system noise are as follows

FAQ

1. Are you a factory? Yes, we have our own factory which covers an area of 36,875 square meters.

2. What is the warranty time of the products? The warranty time is 6/12 months based on the item details; We don't provide warranty time for original and used products.

3. What is your delivery time? Generally, we will arrange the goods within 24 hours after your payment; if not in stock, stocking time is 3-7 days.

4. What are your main products ? We are specialized in spare parts for excavator hydraulic system, such as travel/swing motor, travel/swing gearbox/parts, hydraulic pump/parts,gear parts,etc. If you need other excavator parts, we also can supply as your requirements.

5. How can I do if there is something wrong with the goods? First at all, we have confidence in the quality of our products, if you really found something wrong, please provide pictures or video for us and we will check. After it is confirmed, please return the goods to us and we will offer the correct item. 6. How do I pay? You can pay by T/T, PayPal (for small amount) and Alibaba trade assurance