What are undercarriage parts for excavator and bulldozer?

The undercarriage part is the bottom section of an excavator and bulldozer that houses various moving parts.

1. Bulldozer and Excavator Tracks Chain
The tracks chians of the excavator, typically made with steel-reinforced or rubber, move the machine. Some excavators are wheeled but function similarly to those with tracks.and the bulldozers are made with steels.it has salty and dry track chains two style.

2. Track Guard
The track Guard is where the excavator or bulldozer tracks attach to the undercarriage, functioning similarly to axels.to keep the track chain in the right position.

3. Track shoes
Track shoes can help prevent excess noise, vibration and damage, as well as provide better traction during operation.the track shoes are the individual parts of the track that dig into the ground and pull the excavator along.

4. Track Chains
Track chains are what allow an excavator or bulldozer to move efficiently. They function similarly to bicycle chains in that they’re made up of connected flexible links.

5. Track Bolts and Nuts

Track bolts and nuts link each track shoe together to form the entire track shoes assembly.

6. Sprockets and segment
Sprockets and segment are the mechanisms that run between the excavator or bulldozer track chain links. They behave like a giant bicycle sprocket, moving the chain along to propel the machine.

7.Track rollers and Carrier rollers
Track rollers and Carrier rollers are the metal wheels on an excavator or bulldozer undercarriage used to align the chains and move them between the sprocket and idler to facilitate chains moving functionality.

8.Front idler
Front idlers are large metal wheels within the undercarriage that help guide the excavator or bulldozer track chains. Idlers are the final mechanism that keep track chains running smoothly, along with the bottom rollers,Top roller, sprockets and segment.