4M40 piston ring ,japan NPR, SDM31140ZZ , ME202950

- 4M40 Piston
- 4M40 Overhaul Kit
- 4M40 Cylinder Liner / Sleeve
- 4M40 Full Gasket Set
- 4M40 Head Gasket
- 4M40 Complete Cylinder Head
- 4M40 Complete Engine Assembly
- 4M40 Cylinder Block
- 4M40 Camshaft
- 4M40 Crankshaft
- 4M40 Water Pump
- 4M40 Oil Pump
- 4M40 Overhaul Kit
- 4M40 Rebuilding Kit
- 4M40 Connecting Rod / Con Rod
- 4M40 Main Bearing
- 4M40 Connecting Rod Bearing

Founded in 2008, Guangzhou Hong Ling Auto Parts Business Department is a professional manufacturer of diesel piston, piston ring, cylinder liner, head gasket & overhaul gasket kit. We have been cooperated with OEM factories in China for several years, running business mainly in imported diesel engines (Parta Used for , CUMMINS, KOMATSU, HINO, DAEWOO, ISUZU, MITUSUBISHI, NISSAN, YANMAR, and TOYOTA). All products have passed the national quality supervision on combustion engines and obtained certifies from ISO9002.
Till now, we have four storehouses in Guangzhou, occupying an area of over 5,000 square meters. The number of employees reaches up to 100, among which include 20 sales personnel in China, 15 sales personnel outside China and 10 QC personnel. Our products have ready market in Europe, the Middle East, South America, North America, and Southeast Asia and are well received.
With the principles of international brand, good quality, shared resource, and serving the world, we endeavor to provide perfect accessories replacement solutions for customers. We are ready to cooperate with you to reach a win-win future.