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Cummins 4B 3.9L, 6B 5.9L, 4B 4.5L Piston Ring Set, New (4089615)

โ€“ Replace Part Number: 4089615, M-4089615
โ€“ Fit for: Cummins 4B 3.9L, 6B 5.9L, 4B 4.5L engines
โ€“ Built to OEM specs for a proper fit
โ€“ Send us an inquiry for price

Engine Serial Number (ESN) โ€” Have your engine serial number? Enter it here. We can use it to help review whether this part matches your engine.
SKU: P0263992
30-Day Money Back

Hassle-free 30-day return policy for a risk-free shopping experience.

3 Months Warranty

Enjoy 3-month warranty, ensuring long-lasting reliability and peace of mind.

2-7 Days Fast Delivery

Receive your order within 2 to 7 days, ensuring fast and reliable delivery.

24/7 Service

Round-the-clock support to assist you whenever you need it.

  • 30-Day Money Back
  • 2-7 Days Fast Delivery
  • 6 Months Warranty
  • 24/7 Service

Product Details

When it comes to Piston Ring Sets, why risk your engine?
Don’t let a small part turn into a major repair. We wouldn’t risk putting sub-par parts into our engines, so why should you?ย 

4BTdiesel only sells Piston Ring Sets that are manufactured in aย state of the art facilityย using top of the line machining and measuring equipment to ensure each part is manufactured to OEM specifications. Combine this with up toย 50% off OEM prices, an industry leading 6-month warrantyย and technical expertise from 4BTdiesel’s certified staff,ย and you’ve got a quality Piston Ring Set that will keep you running for another million miles.ย 

Need a little extra proof? Let’s talk shop.

  • Our piston ring sets areย built to OEM specifications, ensuring proper engine fitment and function.ย So, you’ll know you are gettingย top-notch qualityย for your rig!
  • You are never settling when you shop at 4BTdiesel! Our parts areย equal or better qualityย compared to the OE at aย much lower price!ย You can’t beat that!
  • To top it off, our ring sets areย manufactured and assembled in an ISO 9001:2015 certified facility.ย Simply put,ย quality and consistency you can count on!

Contents

  • (1) 1.00mm Piston Ring Set

Warranty

6-month warranty.

Brand4BTdiesel
Compatible BrandFor CUMMINS
Compatible Engine BrandFor CUMMINS
Replacement Part NumberM-4089615, M4089615
ConditionNew

Shipping Spec

Weight0.113 kg
Dimensions13.3 × 3.2 × 13.3 cm

โ€“ Replace Part Number: 4089615, M-4089615
โ€“ Fit for: Cummins 4B 3.9L, 6B 5.9L, 4B 4.5L engines
โ€“ Built to OEM specs for a proper fit
โ€“ Send us an inquiry for price

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Warranty

For new Cummins parts, we provide 90-day warranty. Quality is our commitment. 4BTDiesel ensures your peace of mind! For complete warranty details, please view our Warranty Policy.

Shipping

We ship worldwide and offer full expedited delivery to ensure your construction machinery back in action, fast. Check out our Shipping Policyย for more details.

Easy Return

We prioritize your satisfaction. If your order doesn't meet your expectations within 90 days, you may be eligible for a refund. See our Easy Return Policy for details.