Excavator Range
Excavator Undercarriage Parts
Start here for replacement parts used in excavator track systems, then review the relevant product group or send identification details for matching support.
Product Overview
Excavator & Bulldozer Undercarriage Parts
FY Machinery is a specialized supplier supporting international B2B buyers with product matching and sourcing for excavator and bulldozer undercarriage parts through partner factories.
Focused Product Scope
Product matching is confirmed against the details supplied for each inquiry.
Choose by Machine Type
Excavator or bulldozer: choose your starting point
Begin with the machine type for broader guidance, or browse the shared undercarriage product groups below when the required part is already known.
Bulldozer Range
Bulldozer Undercarriage Parts
Start here for replacement parts used in bulldozer track systems, including product groups shared with excavators and bulldozer-specific segment requirements.
Core Components
Undercarriage Parts We Supply
Customers can browse the main undercarriage product groups commonly used in excavator and bulldozer track systems.
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Track Shoes
Track Shoe is the primary product term. Track Plate may appear in some buyer, supplier, market, or catalog terminology, but usage varies by context and should be confirmed for each inquiry.
View Track Shoes02
Track Rollers
Bottom Roller and Lower Roller commonly appear as buyer or supplier terms for track rollers, but usage can vary by machine and catalog. Track rollers support machine weight and guide the track chain.
View Track Rollers03
Carrier Rollers
Top Roller and Upper Roller may appear as buyer or supplier terms for carrier rollers, but usage can vary by machine and catalog. Carrier rollers support the returning section of the track chain.
View Carrier Rollers04
Idlers
Idlers, including front idlers or idler wheels, guide the track and support its path through the undercarriage.
View Idlers05
Sprockets & Segments
Drive sprockets and replaceable sprocket segments engage with the track chain to transfer movement.
View Sprockets & Segments06
Track Chains
Track links are individual components; an assembled track chain may also be described as a link assembly.
View Track Chains07
Track Adjusters / Recoil Springs
Track adjusters or track tensioners work with recoil springs in track tensioning and recoil functions.
View Track Adjusters / Recoil Springs08
Complete Track Groups
Complete Track Group describes a broader assembled or combined track-side replacement scope. Exact included components can vary by machine, supplier terminology, and confirmed inquiry or order scope and must not be assumed from the name alone.
View Complete Track GroupsB2B Sourcing Support
How FY Supports Your Sourcing
FY Machinery works as a specialized supplier and sourcing coordinator, connecting buyer requirements with relevant partner factories and coordinating sourcing and order follow-up.
Partner-factory access
FY Machinery coordinates sourcing through close, direct access to relevant partner factories.
Product matching support
Machine models, part numbers, photos, and requested measurements or interface details where needed are reviewed together to support product matching.
Quality and order follow-up
FY coordinates order-specific communication and supports quality and order follow-up with the selected supply source.
Factory-visit coordination
Where applicable, FY can help coordinate visits to partner factories for international B2B buyers.
Inquiry Preparation
What to Send for Product Matching
Send as many confirmed details as possible. FY uses the available information to support matching and coordinate sourcing; final identification depends on the details supplied for the inquiry.
Read the buyer guide01
Machine make and model
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Part number or reference, if known
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Required undercarriage part
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Required quantity
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Destination country or port
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Available photos and requested measurements, where applicable
Buyer Questions
Undercarriage Parts FAQ
What are the main parts of an undercarriage?
The main replacement groups include track shoes, with Track Plate used in some market or catalog terminology, track rollers, carrier rollers, idlers, sprockets or segments, track chains or link assemblies, track adjusters and recoil springs, and complete track groups.
How do I know which undercarriage part I need?
Start with the machine model and the position or function of the required part. A part number and clear photos can help distinguish between similar configurations. Provide requested measurements or interface details when needed for the specific part.
Can FY help if I do not know the part number?
Yes. FY Machinery can support product matching using the machine model, required part, and clear photos. Requested measurements or interface details can be added when needed for the specific part. Matching depends on the accuracy and completeness of the details provided.
Next Step
Ready to discuss an undercarriage parts requirement?
Send your machine make and model, required part, part number if known, quantity, destination, and available photos. Provide any requested measurements or interface details when needed for product-matching and RFQ review.