CAT 320D/320E Bottom Roller Assembly
P/N: 163-4143 / 8E-5600
适用于卡特彼勒 320D/320E 的重载支重轮，采用40Mn2材质和深层感应硬化处理。
View Details EST. IN QUANZHOU • SINCE 2010
POWER AND DURABILITY
坚如磐石 · 动力无限
泉州海逸机械 - 15年专注挖掘机与推土机底盘件制造。为您提供原厂品质的支重轮、链条、驱动齿和引导轮，畅销全球50多个国家。
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Featured Products
Top-performing undercarriage components selected for industrial buyers.
Komatsu PC200-8 Lubricated Track Chain
P/N: 20Y-32-00021
小松 PC200 系列高端销套链条，带优质护板与油封，47节/49节标准配置。
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Front Idler Assembly for CAT 320D
P/N: 163-4144
Heavy-duty front idler assembly with long-life seals and double metal bushings.
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Triple Grouser Track Shoe for D6R
P/N: 190-1551
High-durability triple grouser track shoes made from through-hardened 23MnB alloy steel.
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Core Product Categories
Complete undercarriage solutions for excavators, bulldozers, and heavy equipment
WHY HAIYI
Why Choose Haiyi Machinery
OEM-Grade Quality
ISO-certified manufacturing with rigorous quality control. Every part undergoes hardness testing, dimensional inspection, and performance verification.
Global Shipping
Fast delivery to North America, Europe, and worldwide. Established shipping routes ensure your parts arrive on time, every time.
Custom Solutions
Tailored manufacturing for non-standard specifications. Our engineering team can develop custom parts based on your drawings or samples.
Technical Support
Dedicated support team for part identification, cross-referencing, and technical consultation. We help you find the right parts fast.
OUR FACTORY
THE HAIYI HERITAGE
海逸机械位于中国制造业重镇——泉州。我们拥有超过15年的专业底盘件生产经验。工厂集精密铸造、大型锻造、先进热处理及CNC数控加工于一体，确保从毛坯到成品的每一个环节都达到行业最高标准，为恶劣工况下的设备提供可靠保障。
- Casting & ForgingIn-house metal casting and precision forging
- Heat TreatmentAdvanced induction hardening & quenching
- CNC MachiningHigh-precision CNC turning and milling
- Quality Inspection100% inspection with CMM and hardness testing
COMPATIBILITY
Parts for All Major Equipment Brands
Caterpillar
Komatsu
Hitachi
Volvo
John Deere
Kobelco
Case
Doosan