Front Idler 172124-37100 for Yanmar Excavator Digger OEM Spare Parts Supplier Factory Wholesale

This aftermarket tension idler (Part No. 172124-37100) is a replacement part for Yanmar excavators including B50, B50-2, B50-2A, B50-2B, B6, VIO40, VIO50, YB451 and YB501. It is a time-tested and reliable component designed for these specific models.
Functioning as the "tension adjustment wheel" for the track, it regulates the tightness of the rubber track by greasing the tensioner. Positioned on the opposite end of the undercarriage from the sprocket, each of these Yanmar excavators requires one idler per side, totaling two per machine.

• Compatible Models:

• • Item	Details
    Product Name	Front Idler
    Part Number	172124-37100, 17212437100
    Compatible Brand & Equipment Type	Yanmar Excavator
    Compatible Specific Models	B50 CABIN, B50 CANOPY, B50(-1), B50-2 (EP), B50-2 C(R)F, B50-2 C(R)S, B50-2 P(R)F, B50-2 P(R)S,B50-2A C(R)F, B50-2A C(R)S, B50-2A P(R)F, B50-2A P(R)S, B50-2A(EP), B50-2AC(R)AS, B50-2AP(R)AS,B50-2B C(R)F, B50-2B C(R)S, B50-2B P(R)F, B50-2B P(R)S, B50-2B(EP), B50-2BC(R)AS, B50-2BP(R)AS,B50C(R)AS,EX, B50C(R)JP(-1), B50C(R)PLT,M, B50P(R)AS,EX, B50P(R)JP(-1), B50P(R)PLT,M,B6(-1)P(R), B6-2 PR, B6-3(A)C(R), B6-3(A)P(R),VIO40-1(EP), VIO50 C(R), VIO50 P(R), VIO50-1(EP),YB451 CABIN, YB451 CANOPY, YB451 OPTION, YB501 CABIN, YB501 CANOPY, YB501 OPTION

Why Choose ECHOO?

• Premium-grade spare parts – we stand behind quality with a 1–2 year warranty.
  10,000+ SKUs available in stock, ensuring rapid global delivery to meet tight timelines.
  Stress-free 30-day return and exchange policy – no complicated procedures.
  Dedicated professionals with deep expertise, committed to delivering end-to-end solutions that fit your requirements.

FAQ

1.Are you a manufacturer or a trading company?
We are a dedicated factory, specializing in the manufacturing of high-quality undercarriage parts.

2.What undercarriage parts do you produce?
Our product range includes Track Chains, Rubber Tracks, Sprockets, Top Rollers, Bottom Rollers, Idlers, Bolts & Nuts, Rubber Buffers, Track Adjuster Assemblies, Conveyor Chains, Conveyor Belts, and more.

3.Which types of machinery are your parts compatible with?
Our parts are designed to fit a wide variety of equipment, such as Excavators, Compact Track Loaders (CTL), Pavers, Dozers, Cranes, and Cold Milling Machines.

4.What details should I provide when ordering a part?
To help us identify the right component, please share the Machinery Model, Part Number, or dimensional specifications. Alternatively, feel free to send a photo of your machine or the worn part.

For further information or assistance, we’re always here to help.

Wechat/Whatsapp: +86 177 5075 6029

Email: service@echoo.cn

ECHOO was founded in 2010, we are professional in producing mini/heavy excavator, bulldozer, compact track loader, skid steer, dumper, pavers, road milling machine undercarriage parts. 

Main items are for bottom roller, top roller, sprocket, idler, track group, bushings&pins, cylinder, bolt&nut, rubber track, rubber pads etc. 

With our warehouses strategically located across Xiamen, you will get the high quality products you deserve, on-time every time!

Every customer has different needs, at Echoo we take the time to understand those needs and recommend products best suited to ensure longevity of your equipment.

Our Services

1 . We provide the product 12 months guarantee from the ship date .

2 . We have advanced technoledge and 100% testing before delivery .

3 . Quick delivery and competitive price .

4 . The larger quantity you order , the better price and faster delivery .

5 . We have a professional team to offer professional service for you .

6 . We can offer new , oem , good quality made in china parts to you .

7 . The parts will give weight , price when quotation .

8 . Genuine parts stock pictures will send before order .

9 . All parts can check with part number , all parts can order follow part number .

10 . Safe packing to protect the goods , such as wooden box, Iron sheet for our parts .

11 . Small quantity can accept , Sample order also accept .

12 . 24 hours oversea service .

Our aim is to be market leaders in what we do by supplying our customers with the highest quality products, providing excellent after-sales, customer service and building relationships that last, based on respect & honesty.

Advantages of Echoo :

--Highly reliable and long lasting

--Broad product range

--Unit spare parts in OE-quality

Phone:+86-15375822856