Dingtai manufactures complete Hyundai bulldozer undercarriage parts—track rollers, idlers, sprockets, chains and shoes—for heavy tracked mobility.
We supply factory-direct spare parts and OEM manufacturing services for global Hyundai equipment dealers, distributors, and contractor fleets.
Heavy-duty components resist premature wear and breakage, reducing unplanned downtime, track slippage, and costly undercarriage replacement intervals.
With over 20 years of manufacturing experience, Dingtai operates under ISO9001 quality systems and independent SGS material verification.
Key parts use 35MnB steel and deep quenching processes to achieve hardened cases that extend service life in abrasive conditions.
Core Selling Points
- Global Brand Compatibility: Manufactured to replace Hyundai original undercarriage parts across common dozer series; critical dimensions match OEM drawings and interchange requirements.
- Premium 35MnB Material: Forged and cast segments use 35MnB/40Mn2 alloy steel for high fatigue strength, impact resistance, and consistent wear life.
- Deep Quenching/Heat Treatment: Induction hardening and tempering produce HRC 48–55 cases on rollers, idlers, and pins for maximum abrasion resistance in severe service.
- 100% QC Inspection: Every batch is checked for hardness, dimensional accuracy, and surface defects; full inspection reports are available before shipment.
Product Grid
Our catalog of Hyundai Bulldozers undercarriage parts includes various specifications, fully compatible with Hyundai excavators and bulldozers.
Why Choose Dingtai?
Production Technical Parameters
| Specification | Detail |
|---|---|
| Material | 35MnB / 40Mn2 forged alloy steel |
| Hardness | Surface HRC 48–55; core HRC 25–32 |
| Process | Precision forging/casting, induction hardening, CNC machining |
| Certification | ISO9001:2015, SGS material certification |
| Warranty | 12 months / 2,000 hours, whichever occurs first |
OEM & Customization
Customers provide samples or drawings; Dingtai matches dimensions, material grades, and heat treatment to Hyundai OEM standards for direct replacement.
Applicable Models
| Machine Type | Compatible Brands | Popular Series/Models |
|---|---|---|
| Crawler Bulldozer | Hyundai | HD series, including HD120, HD180, HD220 |
| Crawler Bulldozer | Hyundai | D series and legacy Hyundai dozer models |
Delivery & Logistics
Reliable worldwide shipping from Quanzhou, export-grade packing, factory-direct pricing, and flexible MOQ support trial orders to full container loads.
Technical Features
Rollers and idlers use deep induction hardening to produce a hard wear surface and a tough core, preventing shell cracking under shock loads.
Sealed and lubricated track chains keep fine abrasive particles out and retain oil film between pins and bushings, reducing internal wear.
CNC-machined sprockets maintain accurate tooth profiles and pitch alignment, preventing premature track chain elongation and power loss.
Applications
- Mining and quarrying — continuous operation on abrasive blasted rock.
- Road construction — grading, ripping, and dozing in compacted soil.
- Forestry and land clearing — high debris impact and side loading.
- Landfill and demolition — mixed waste and severe wear environments.
Frequently Asked Questions
- What is the minimum order quantity?
- MOQ depends on part type; standard rollers and track shoes usually accept 1–10 pieces for trial orders.
- How long is delivery?
- Standard production takes 15–30 days after deposit, depending on order volume and customization.
- What heat treatment depth do you achieve?
- Induction-hardened surfaces typically reach 4–10 mm depth, with hardness HRC 48–55 depending on component size.
- What is the warranty policy?
- We provide 12 months or 2,000 operational hours against manufacturing defects, with material and processing records documented.
- Can you match Hyundai part numbers?
- Yes. Provide the OEM part number or undercarriage drawing; we cross-check dimensions, material grade, and hardness.
- Do you offer samples before bulk order?
- Sample orders are available for standard parts; custom samples require tooling confirmation and deposit.
- Are parts inspected before shipping?
- All batches receive dimensional, hardness, and visual QC checks, plus optional SGS third-party inspection.
Maintenance Guide
- Inspect track sag weekly and adjust tension to manufacturer specification to prevent premature pin and bushing wear.
- Check roller and idler flange wear monthly; replace if sharp edges or oil leaks appear.
- Keep the undercarriage clean of packed debris; abrasive material accelerates sprocket and track shoe wear.
- Monitor track chain elongation; replace when pitch exceeds OEM wear limit to protect sprocket teeth.