Hydraulic Cylinder Rod Seal Excavator Seal Kits SJ 30911-7513 30911-8013 30911-8513
30911-9013

Hydraulic cylinder seal
Hydraulic cylinder rod seal
Hydraulic rod seal: STRENGTHEN
BRAND: SJ ROD SEAL
COLOR: GREEN
Genuine and China OEM
Seal can be used on below machines :
, VOL-VO , KOMATSU, HITACHI, KOBELCO, KATO, SUMITOMO, HYUNDAI,
DOOSAN, DAEWOO, SAMSUNG

30961-10512 30961-11012 30961-11512 30961-12012 30961-12512 30961-13012 30911-4013 30911-
4513 30911-5013 30911-5513 30911-6013 30911-6513 30911-7013 30911-7513 30911-8013 30911-8513
30911-9013 30911-9513 30911-10013 30911-10513 30911-11013 30911-11513 30911-12013 30911-125

13 30911-13013 30911-14013 30911-15013 30911-16013 30911-17013 30911-20013
The size you want is not listed on the table ? Please contact us . We can provide any size you want.
We always provide product with Excellent quality and competitive price.
130-63-12173 154-63-42370 154-63-42373 154-63-52171 154-63-52173 707-42-12012 707-51-10030
707-51-10110 707-51-10130 707-51-10211 707-51-11110 707-51-12110 707-51-14110 707-51-14130
707-51-17130 707-51-30210 707-51-40030 707-51-40210 707-51-45210 707-51-50110 707-51-50210
707-51-50211 707-51-55110 707-51-55211 707-51-60060 707-51-60211 707-51-65030 707-51-65110
707-51-65211 707-51-70030 707-51-70110 707-51-70211 707-51-75030 707-51-75110 707-51-75211
707-51-80030 707-51-80110 707-51-80211 707-51-85030 707-51-85211 707-51-90030 707-51-90110
707-51-90211 707-51-95030 707-51-95211

Your Trusted Excavator Parts Supplier – Manufacturer & One-Stop Sourcing Solution

Looking for a reliable supplier of excavator parts? Whether you need OEM services or a complete range of parts, we provide the best solutions for your business. As both a manufacturer and trading company, we combine factory-direct prices with the convenience of one-stop sourcing, ensuring that you get high-quality parts at competitive prices.

At YNF Machinery, we specialize in excavator rubber parts and a wide range of excavator components. Our extensive experience and commitment to quality make us a trusted partner for distributors, wholesalers, and repair shops worldwide.

Why Choose YNF Machinery?

We are not just another supplier—we are your long-term partner for excavator parts. Here’s why businesses worldwide choose us:

✅ Largest Excavator Rubber Parts Factory in Southern China

Our factory is the biggest excavator rubber parts manufacturer in southern China. This means:
✔ Lower production costs, allowing you to increase your profit margins
✔ Reliable and stable supply, ensuring you get the parts you need, when you need them
✔ Consistent quality control, reducing the risk of defective products

✅ Thousands of Products & Multiple Quality Levels

We offer a comprehensive range of excavator parts, covering various brands and models.
✔ Choose from thousands of product lines
✔ Select from different quality levels to suit your market demands
✔ Always find the right part, reducing time spent searching for suppliers

✅ Expanding Global Network – 16+ Agents in China & Growing

We have over 16 agents across China and are actively expanding our global presence.
✔ Looking for distributors and agents worldwide—let’s grow together!
✔ Support with marketing, logistics, and product knowledge
✔ Long-term partnership opportunities with exclusive benefits

✅ 30+ Years of Industry Expertise

With decades of experience, we understand the excavator parts market inside out.
✔ Established reputation for reliability and professionalism
✔ Knowledgeable team to help you find the right parts quickly
✔ Expertise in OEM manufacturing, making custom parts to your specifications

✅ OEM Services & Customization

Looking to develop your own brand or need custom parts? We’ve got you covered!
✔ Our own factory can manufacture parts based on your designs and specifications
✔ We provide custom branding options to help you build your business
✔ From rubber parts to metal components, we can customize everything you need

✅ Office & Showroom in Guangzhou – Convenient Logistics

Our Guangzhou office and showroom allow for easy business meetings and fast shipping.
✔ View and inspect products before ordering
✔ Quick access to major ports for efficient global shipping
✔ Dedicated customer support team to assist with orders and inquiries

What Excavator Parts Do We Offer?

We cover all major excavator brands, including Caterpillar, Komatsu, Hitachi, Volvo, Kobelco, Doosan, Hyundai, JCB, Kubota, and more. Our product range is designed to keep your machines running efficiently and reduce downtime.