Track Roller Assembly

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  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

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  • Validity to:

    Long-term effective

  • Last update:

    2019-04-30 17:59

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Company Profile
Quanzhou Sanqi Engineering Machinery Co.Ltd
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NO.53 Tantou ,Xia Xi Industrial Area ,He Shi Town ,Luojiang District,Quanzhou City,Fujian Province,China


Product Details

Production description

Track roller assembly also called bottom roller assembly or lower roller assembly are often in mud, water and just and bear strong impact. Therefore,they are required to be sealed reliably and wear-resisitant.

We will select different material as per different working condition for our track roller assembly to meet customer requirements and machine precisely and assemble them well to guarantee the hight quality.




State-of-the art machining

Each roller assembly shaft is machined by the utilization of the most modern technological advances known to the industry, Grinding and finishing methods ensure mirror like finish and tempering with medium to low frequency heat treating equipment guarantees maximum strength.

Maximum life

Each bottom roller assembly shell is carefully heat treated to ensure long wear life and stress resistance.

Precision care

Each lower roller assembly is precision machined to house special high impact low wear bimetal bushings.

Other more detailed information of lower roller assembly are as below excel file:



Machine weight range

1.5t to 95.3t

Applicable pitch range

90 to 317.5


ductile iron or alloy steel for track roller collers

45#,50MN or 40MN2 for track roller bodies
45# or 40Cr for track roller shafts


Best selected seal groups,shaft and bushings


Black,yellow,gray and other color is availabe


Standard seaworthy wooden pallets or wooden case

Delivery time

from 30 days to 45 days

Port of shipment

Xiamen ,china

guarantee time

6 months



Payment term

TT and LC at sight

Our bottom roller assembly are applieable to below models:

Bottom roller assembly

HD50 IHI30 IS30 IS35 IHI40 IHI50 H30 H45 MM35 MM45 K030 TB150 TB175 SWE50 SWE60 SWE70 E303 E305.5 E55 E70 E70B E307 PC05 PC07 PC12R PC15R PC10-7 PC20-3 PC20-5 PC20-6 PC20-6RUBBER PC20R-8 PC30MR-1 PC30-7 PC40-7 PC40-7RUBBER PC45 PC40MR PC50MR-2 PC50 PC50UU PC56 EX08 EX12 EX15 EX30-1 EX30-2 EX55 EX40-1 EX40-2 EX50 SK020SR SK024 SK025 SK035SR SK045SR SK030 SK042-1 SK042-2 SK045MINI SH55 SH60 SH75 SH80 MS30 MS40 MS070 R55 R60-5 R80-7 DX50 DX60 U10-3 U15-3 U17-3 U20-2 U20-3 U30-2 U30-3 U40-2 U40-3 U50-3 U60 U80 U85 KX36 KX41-3 KX61 KX91-3 KX101 KX121 KX155 KX161-3 KX185 KH025 KH033 KH40 KH45 KH90 Vio15-1 Vio15-2 Vio20-1 Vio20-2 Vio30-1 Vio30-2 Vio35 Vio40-2 Vio50 Vio55-1 Vio55-2 Vio60 Vio70 Vio75 Vio80 B19-3 B27-3 B50 B70

We don’t list out all of models we make. If any more items you need,please feel free to contact with us.

We will test the hardness after parts are heat treated to guarantee every part has suitable hardnes.


1. What is the percent of your parts for overseas market?

70 percent of our parts are for overseas market.

2. Is there any guarantee of your parts?

There are 6 months guarantee time for excacavar parts under normal working conditions and 3months guaranteet tiem for bulldozer parts under normal working conditions.

3. How do you offer guarantee?

If parts are broken due to manufacturing problem, we will deduct the value for next order amount or offer you brand new one to replce.