Year Experience

15 +

Parts Manufactured

100000 +

Manufacturing Centers

700 +

On-time Delivery

98 %

ISO

9001:2015 certified

Product Category

Jining Longrui Machinery specializes in durable replacement parts for bulldozers, dump trucks, excavators, motor graders, and wheel loaders. We support global operations with reliable supply and responsive service.

Hot selling products

21T-04-31851 Fuel Piping Flange For PC2000-8 PC2000-11 KOMATSU Excavator

6240-81-7402 Air Filter Assembly For komatsu SAA6D170E-35 SAA12V140E-3 Engine Excavator Air Filter Housing

OEM & Aftermarket 56E-07-21133 Condenser Assembly for Komatsu HD405 HD465 HD605 HD785 Dump Trucks, WA320 WA380 WA500 Wheel Loaders & GD655 Graders

OEM & Aftermarket 207-979-7640 Hose for Komatsu PC300-7 PC350 PC360 Excavators – Cab Heater Hose

OEM & Replacement 20Y-979-6161 Sensor for Komatsu PC200-7 PC300 PC350 PC360 Excavators

Replacement Parts 207-979-7322 Air Conditioner Hose for Komatsu PC300-7 PC340 PC350 PC360 Excavators

Aftermarket Parts 08053-01510 Clip Connector for Komatsu PC200 PC300 PC450 Excavator

20Y-06-41141 Speaker Wiring Harness for PC200-8 PC350-8 PC400-8 PC550LC-8 PC130-8 KOMATSU Excavator

Excavator Grease Pump Assembly 21M-98-11110 for Komatsu PC600-6 PC850-8

Grease Pump Assembly 21T-68-41610 21T-68-41612 for Komatsu PC2000-11 Excavator Pump

Mining Dump Trucks Spare Part Grease Pump Assembly Part Number 561-95-83011 561-95-83012 for Komatsu HD785-7

OEM & Replacement 20Y-979-6161 Sensor for Komatsu PC200-7 PC300 PC350 PC360 Excavators

PC300 Spare Parts 6743-31-3210 Connecting Rod Bearing STD for Komatsu S6D114E Engine

PC300 Replacement Spare Part 6742-01-5474 Piston Pin 45 x 91.1 mm for Komatsu S6D114E Engine

Wheel loader Hydraulic Oil Control Valve Block 723-46-11940 For WA470-6 WA500-6 WD500-6

Wheel Loader Parts WA500-6 WA900-8 Hydraulic Oil Filter 426-60-65230

Lever Assembly 421-43-38315 for WA470-5 Wa600-6WA800-3E0 WA1200-6 KOMATSU Wheel Loader

421-20-15123 Flange Bearing for Komatsu Wheel Loader Drive Shaft

Wheel Loader Parts FUSE BOX ASS’Y 421-06-22461 421-06-22471 for KOMATSU WA200-3 WA420-3

Brand New COUPLING 195-12-11160 for KOMATSU D375 Bulldozer

OEM & Replacement 20Y-979-6161 Sensor for Komatsu PC200-7 PC300 PC350 PC360 Excavators

PC300 Replacement Spare Part 6742-01-5474 Piston Pin 45 x 91.1 mm for Komatsu S6D114E Engine

VALVE ASS’Y 14X-49-21100 Pressure Control Valve for komatsu Bulldozer D85ESS-2 D65P-12 D65E-12

195-71-75280 Bracket 1957175280 for D375-6 Komatsu Bulldozer

Oil Cooler Hose 195-03-43190 for Komatsu

Genuine PC300-8 WA500-7 D85EX-18 HM300-5 excavator air cleaner sensor 7861-93-1430 20Y-06-42910 7861-93-1470

D475 Bulldozer Cooling System Sensor 20Y-979-6191 for KOMATSU

Group Front Idler Ass’y 209-30-00012 209-30-00013 for PC800-8 PC850-8E0 PC800 KOMATSU Excavator

Construction Machinery Parts Tighten the Cylinder Assembly 207-30-00370 CUSHION ASS’Y

PC490LC-11 PC500-10M0 Excavator Carrier Roller 208-30-00483 208-30-00482 for KOMATSU

What Our Clients Say About Us

The hydraulic cylinders we received are absolutely top-notch! They fit our Caterpillar bulldozers perfectly and have significantly improved operational efficiency. The quality is outstanding—definitely OEM standard. I highly recommend this supplier for any heavy machinery needs.

Finally found a reliable source for undercarriage parts! The track links and rollers arrived in excellent condition and fit our Komatsu excavators perfectly. They saved us valuable repair time and reduced costs. Superb quality, accurate fit, and quick service. We'll order again.

Amazing service! We ordered engine parts and lubricants, and everything arrived much faster than expected. Each item was well packed and protected from damage. Reliable quality, speedy delivery, and professional support make this a supplier we trust for fleet maintenance always.

We've been using their dump truck parts for over six months, and performance has been excellent. The parts are durable, reliable, and offer great value for the price. They have outperformed products from other suppliers we've tried. Very satisfied with the quality and service!!!

Excellent quality wheel loader parts! Ordering was smooth, communication was clear, and every product exceeded our expectations. If you need dependable excavator or loader parts, this supplier is a top choice. Reliable quality, professional service, and fast support. Five stars!

Your Trusted Manufacturing Partner

in China. Global Shipping

Based in Jining, Shandong Province, Jining Longrui Machinery Co., Ltd. combines its expertise in engineering machinery with a focused supply chain to deliver specialized components for construction equipment. As a local manufacturer, we provide global clients with a core range of products, including Bulldozer Parts, Dump Truck Parts, Excavator Parts, Motor Grader Parts, and Wheel Loader Parts. Our commitment is to ensure the smooth operation of your machinery through reliable parts supply and responsive, English-supported customer service.

Facotry in Total

5000 ㎡

Customers Worldwide

20000 +

Countries & Regions Served

120 +