20Y-30-00321 Track Idler Assembly Front Idler For Komatsu PC200-7 Excavator
20Y-30-00321 Track Idler Assembly Front Idler For Komatsu PC200-7 Excavator suppliers
20Y-30-00321 Track Idler Assembly Front Idler For Komatsu PC200-7 Excavator factory
20Y-30-00321 Track Idler Assembly Front Idler For Komatsu PC200-7 Excavator best
20Y-30-00321 Track Idler Assembly Front Idler For Komatsu PC200-7 Excavator high quality
20Y-30-00321 Track Idler Assembly Front Idler For Komatsu PC200-7 Excavator price
20Y-30-00321 Track Idler Assembly Front Idler For Komatsu PC200-7 Excavator
Products Description
01.
Quick Overview
Replacement front track idler for Komatsu PC200-7 excavator. Interchange OEM#: 20Y-30-00322 Compatible Models: PC200-7 / PC200-8 / PC220-7 / PC220-8
02.
What makes this idler good
✅ Heat treated wheel surface, strong wear resistance for rocky & muddy construction sites
✅ Floating seal design blocks water, sand and mud, reduces bearing damage and oil leakage
✅ Precision machined dimensions, direct bolt-on replacement, no modification required
✅ Every unit inspected before shipment to guarantee quality
✅ Ready stock, can ship quickly for repair & overhaul projects
03.
Applications
This track idler fits Komatsu PC200-7, PC200-8, PC220-7 and PC220-8 excavators. We also supply other matching undercarriage parts including track rollers, top rollers, track chains, sprockets and track shoes, feel free to reach out for full set pricing
Products Specification
| Item | Specification |
| Brand | Komatsu |
| OEM Part Number | 20Y-30-00321 |
| Product Name | Front Idler Assembly |
| Part Category | Excavator Undercarriage |
| Center Flange Diameter | 540 mm |
| Tread Diameter | 500 mm |
| Shaft Diameter | 65 mm |
| Idler Shell Width | 160 mm |
| Track Guide Width | 84 mm |
| Total Flange Width | 247 mm |
| Overall Width | 341 mm |
| Flange Length | 251 mm |
| Reference End-to-Center Length | 196 mm |
| Bolt Thread | M16 |
| Reference Bolt Spacing | 66 mm / 280 mm |
| Guide Flange Width | 105 mm |
| Reference Weight | Approx. 112–130 kg |
Note: This is a complete assembled idler. Suitable for mini excavator track system repair.
Company Profile
We are a seasoned construction machinery exporter with more than 20 years in this industry. We supply quality used construction machines and replacement spare parts to buyers across the globe.
Our lineup includes excavators, wheel loaders, crawler cranes, mobile cranes and forklifts. We also stock a wide range of matching spare parts - undercarriage components, engine parts, hydraulic assemblies and wear parts to cover all kinds of machine repair and overhaul work.
Quality is what we build our business on. Our in-house inspection team carefully checks every machine and spare part before shipment. Each unit gets a full assessment covering appearance, wear level and working performance. Only solid, reliable machines and qualified parts will be packed and shipped to our customers.
We support you through every stage of your order:
Pre-sale We listen to your job site conditions and budget, then give practical advice to help you pick the right machine or spare parts.
In-sale Our team keeps clear communication throughout the whole process. We manage every detail to keep your order on track, maintain quality checks and deliver on schedule.
After-sale We're ready to offer technical help, installation tips and maintenance guidance. We reply quickly if you run into any issues, so you can buy with peace of mind.
With consistent stock availability, hands-on technical support and well-honed export procedures, we've built long-term partnerships with clients worldwide. If you need dependable construction machinery and spare parts, you can count on us.
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