137mm piston ring for Cummins 4309441/4089406 X15 QSX15 ISX15

Founded in 2006, Wellfar engine parts group is specialized in the Production, R & D and Sales of piston, piston ring, cylinder liner, connecting rod, gasket kits etc. Wellfar has established a sales network across China and foreign countries with more than 13 years of development and important suppliers for many Fortune 500 companies.
With the good experience working with OEM clients and OES clients worldwide, we completely understand your demand. Besides, we are familiar with ISO/TS, VDA6.1,QS quality standard and keep developing the products for customer under the PPAP progress.
Moreover, we have special service teams consist of project manager, local sales representative and application engineers to provide full around service to meet customers’ expectation. Looking forward our long term cooperation.

Q: When will ship my order?
A:Once we get confirmation of payment, we will try our best to ship order within 5 working days.


Q: Can you produce ODM/OEM for us with our own Specification
A:Yes, you can email us the descriptions and pictures of Truck parts. We can customized according to your request.

Q: How long does it take to my address?
A:The Normal delivery time is 4-7 days, depending on which country you are in.

Q: How can I trace my order?
A:We will send you the tracking number by email.

Q: If I am not satisfied with the products, can I returns goods?
A:Yes, we offer exchange and repair service under warranty. Please contact us before you return.