Professional Manufacturer of Undercarriage Parts for Excavators & Bulldozers
High-quality track links, rollers, sprockets, idlers, buckets, and more — engineered for durability and precision. OEM standards, global trust.
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High-quality track links, rollers, sprockets, idlers, buckets, and more — engineered for durability and precision. OEM standards, global trust.
Quanzhou Dingtai Engineering Machinery Co., Ltd. is a leading manufacturer based in Quanzhou, Fujian Province, China. With over 100 employees and more than 20 experienced technicians, we specialize in producing high-quality undercarriage spare parts for bulldozers and excavators.
Our product range includes track links, track rollers, carrier rollers, sprockets, segments, idlers, track shoes, and various other components. We are proud to serve clients worldwide and offer OEM services for renowned brands in the construction and mining industries.
Best-selling undercarriage components trusted across 50+ markets
For PC1100-6, PC1250-7, PC1250-8 | 48 Links | Model: 21N-32-00101
For EX100, Top Carrier | Factory Direct | High Load Capacity
Durable undercarriage pads | Precision fit | Wear-resistant
For D5B Excavator | Complete Assy | OEM Quality
High-pressure seal design | For various excavator models
Upper Roller for BD2G | Compatible with all major brands
For SK120, SK80, SK200-8 | Track Adjuster & Tensioner
M20.5*55 | High-strength fasteners for track shoes
60 Pitch, 44 Links | Plate Thickness: 20.5mm | Bulldozer DT Parts
Complete undercarriage link set | Precision engineered
Bottom/Down Roller | Durable undercarriage accessories
Model: 141-30-00560 | Top-Up Roller | 14x-30-00140
We deliver innovation, reliability, and unmatched service
ISO9001 and SGS certified. Every part undergoes 100% inspection before shipment to ensure reliability and performance.
We provide OEM services for major brands and offer technical support with professional designers and engineers.
Trusted in over 50 international markets. Fast delivery and responsive customer service worldwide.
For inquiries, quotes, or technical support, visit our official website to connect with our team.
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