
D4D Bulldozer Lower Roller
We supply bulldozer parts mainy for komatsu bulldozer and caterpillar bulldozer.
We devoted ourselves to bulldozer parts many years,covering most of the models.
we are expecting to be your long term partner in China.
Product Introduction
Products Description
D4D bulldozer lower roller
The bulldozer lower roller is an essential component of a bulldozer used for various construction and excavation projects. It is a specific type of roller designed to support and guide the track chain on the undercarriage of a bulldozer. The lower roller is designed to help distribute the weight of the bulldozer evenly across the tracks to prevent damage to the undercarriage and ensure stability during operation.
Without the bulldozer lower roller, the bulldozer would not be able to move effectively and could suffer extensive wear and tear. The role of the lower roller is crucial in reducing friction between the track and the ground, prolonging the lifespan of the bulldozer.
It is essential to ensure that the lower roller is of top quality and meets the specifications of the bulldozer. Regular maintenance and inspection are also vital in keeping the lower roller in good condition and ensuring the stable performance of the bulldozer.
In conclusion, the bulldozer lower roller is a small but vital component that plays a significant role in keeping a bulldozer working effectively. It is crucial in enhancing the stability and performance of the bulldozer, enabling it to complete various construction projects with ease.

Differential type of quenching or through type of quenching heattreatment can ensure certain heat treatment hardness depth and so give good anti-cracking effects.

Carry out the pressure test before oil injection, and there is no air leakage under the pressure of 0.5-0.6mpa;
Caterpillar Bulldozer Models Available:
D3C,D3K,D4D,D4H,D5B,D5K,D5N,D6C,D6D,D6H,D6R,D7G,D7F,D7H,D8K,D8N,D9N,D10N,D11N etc..
Products parameters
| Track roller body type | Material | Welding type | Sprocket type | Loading container |
| Single flange | 50MN | Friction welding | Segment group | 20 feet container |
| Double flange | 40MN2 | Normal welding | Full rim | 40 feet container |
Product Picture
D4D bulldozer lower roller

Our factory
D4D bulldozer lower roller
Heattreatment

Welding

Assembly

Warehouse
FAQ
1. How To Ensure The Goods Is Available For My Machine?
We have the service information system which can check the machine parts information precisely. If you can't ensure the model or you need customized goods, you can measure the parameter and then we will find that.
2. How Do You Guarantee Your Good's Quality?
First, we have severe quality-control system and ISO certification. Second, we will sign up the parts warranty policy with you. you can visit our factory or ask some quality-test organization to check that.
3. What's Your Advantages Which Is Different From Others?
First, as a manufacture, we can provide goods in mass based on good quality and best price. Second, we can offer goods with small quantity directly even though you are a personal buyer.
4. What's Your Delivery Time?
It depends on your order quantity. If the products you need are in stock, we would arrange dispatch within 10 days after your deposit. If not, the delivery time can be negotiated.
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