YUANHERUNDA
Excavator undercarriage parts
Excavator parts · China · Worldwide shipping

Undercarriage & Hydraulic Parts for Every Major Excavator

YUANHERUNDA supplies aftermarket excavator parts to dealers, workshops and contractors — track chains, sprockets, rollers, bucket teeth, hydraulic components and filters. Inspected before shipping, priced for repeat business.

48hQuote reply
2,000+SKUs on the shelf
3QC stages per order
Our products

What we supply

Six product lines covering the parts that stop a machine most often. Send a machine model or part number and we will match it against stock and our factory network.

Hot sale Excavator track chain assemblies

Track Chains & Track Links

Lubricated and dry chains, heat-treated links and pins. Assemblies ready to bolt on.

Pitch 101–216 mm Brands 8+
Excavator drive sprockets and segments

Sprockets & Drive Segments

Precision-machined sprockets and bolt-on segments, matched to chain pitch for even wear.

Teeth 9–27 Type full / segment
Best seller Excavator bucket teeth

Bucket Teeth & Adapters

Forged and cast teeth, rock and standard profiles, with matching adapters and pins.

Profiles std / rock / tiger MOQ 1 box
Track link components and bushings

Link Components & Undercarriage Kits

Master links, pins, bushings, seals and bottom-roller kits — the fast-moving spares workshops keep on the shelf.

Kits full undercarriage
Cast undercarriage components

Idlers, Rollers & Castings

Idlers, carrier and bottom rollers, and cast components produced to your drawing or sample.

Drawing OEM / sample
Machined hydraulic components

Hydraulic Parts & Custom Machining

Pumps, travel and swing motors, seal kits, plus CNC machining of hard-to-find parts.

Seals NOK / aftermarket
Why buyers stay

A supplier that inspects before it ships

Parts fail because nobody checked them. So we build the checking into the order, and we send you the evidence.

  • Photographs before dispatch You see the actual goods and the loaded cartons — never a stock photo.
  • Your specifications kept on file Reorder with one message — brand, grade and packing stay the same.
  • Sourcing beyond excavators Excavator parts are our main line, but we also source other industrial products from China — send the spec and we will quote.
Sprockets and drive segments ready for inspection Incoming inspection — casting marks and dimensions checked before packing
How ordering works

Five steps from inquiry to container

Send the part number

A part number, machine model, drawing or a photo of the old part all work.

We check and quote

Stock first, then factory options, with FOB price and lead time within 48 hours.

Sample if you want one

Small sample orders are welcome before you commit to bulk.

QC and photo report

Dimension and quantity check, then photos of the packed goods to you for approval.

Shipped your way

FOB, CIF or DDP. We work with your forwarder or arrange shipping ourselves.

Real stock

The parts you will receive

Product photographs of our stock. We ship from China — FOB, CIF or DDP.

Need a price today?

Send the machine model or part number and quantity. You will get an FOB price and lead time, usually within 48 hours.

Chat with us