What is the undercarriage of a mini excavator?

The undercarriage consists of all components that allow the mini excavator to move on tracks. It includes lower rollers, upper rollers, the sprocket, the idler wheel, and the track assembly (chain and pads). This system transmits power from the travel motor to the ground and supports the machine's weight while moving. It is one of the most heavily used assemblies of the machine, especially on abrasive or wet terrain.

What is the name of the bearing in a mini excavator's undercarriage?

The term commonly used is "undercarriage" or "track system." Each component has its own designation: the sprocket is the drive sprocket, lower rollers support the track on the ground, upper rollers guide it higher up. The entire assembly is sometimes referred to as the "carrier frame" in manufacturer manuals, but construction professionals generally use "undercarriage" or simply "track."

What are common undercarriage problems on a mini excavator?

The most frequent failures are oil leaks on the rollers (failed seal), worn sprocket teeth (loss of traction), excessive track elongation, and track slippage. In muddy terrain, hardened dirt buildup around the sprocket and rollers accelerates these failures. Regular cleaning and track tension checks before each job help prevent most breakdowns.

Used Mini Excavator Undercarriage

Recoil spring for NEW HOLLAND E135B
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Recoil spring for VOLVO EC180BLC
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Recoil spring for VOLVO EC180BLC
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Recoil spring for VOLVO EC240BNLC
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Recoil spring for VOLVO EC250DNL
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Recoil spring for VOLVO EC460B
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Recoil spring for VOLVO EC750E
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Recoil spring for VOLVO EC750E
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RESSORT DE TENSION
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Sprocket for BOBCAT T590
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Sprocket for BOBCAT T590
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Sprocket for CATERPILLAR 312E
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Sprocket for CATERPILLAR 312E
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Sprocket for CATERPILLAR 315FLCR
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Sprocket for CATERPILLAR 315FLCR
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Sprocket for CATERPILLAR 374DL
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Sprocket for CATERPILLAR 374DL
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 953D
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Sprocket for CATERPILLAR 963K
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Sprocket for CATERPILLAR 963K
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Sprocket for CATERPILLAR 963K
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Sprocket for CATERPILLAR 963K
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Sprocket for CATERPILLAR 963K
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Used Mini Excavator Undercarriage: Protecting Rollers and Sprocket in Muddy Conditions - page 22

1148 produits disponibles

Recoil spring for NEW HOLLAND E135B

Recoil spring for VOLVO EC180BLC

Recoil spring for VOLVO EC180BLC

Recoil spring for VOLVO EC240BNLC

Recoil spring for VOLVO EC240BNLC

Recoil spring for VOLVO EC250DNL

Recoil spring for VOLVO EC250DNL

Recoil spring for VOLVO EC380EL

Recoil spring for VOLVO EC380EL

Recoil spring for VOLVO EC460B

Recoil spring for VOLVO EC750E

Recoil spring for VOLVO EC750E

RESSORT DE TENSION

Sprocket for BOBCAT T590

Sprocket for BOBCAT T590

Sprocket for CATERPILLAR 312E

Sprocket for CATERPILLAR 312E

Sprocket for CATERPILLAR 315FLCR

Sprocket for CATERPILLAR 315FLCR

Sprocket for CATERPILLAR 374DL

Sprocket for CATERPILLAR 374DL

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 953D

Sprocket for CATERPILLAR 963K

Sprocket for CATERPILLAR 963K

Sprocket for CATERPILLAR 963K

Sprocket for CATERPILLAR 963K

Sprocket for CATERPILLAR 963K