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Cummins 4B 3.9L, 6B 5.9L, 4B 4.5L Piston Kit, New (4089186)
โ Replace Part Number: 4089186, M-4089186
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
Diesel parts can vary between engine builds. If you choose not to provide an ESN or CPL, we may not be able to confirm fitment before an order is shipped. Please check the part number and engine application carefully to help avoid selecting the wrong part.
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.
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30-Day Money Back
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2-7 Days Fast Delivery
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6 Months Warranty
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24/7 Service
Product Details
Think you know the truth about Piston Kits? We’d bet you’d be surprised.
It’s no secret, rebuilding your rig is one of the most labor (and wallet) intensive repairs out there. Sure, you want your engine to last another million miles but you also want the best price; so what should you choose- OEM or Aftermarket?ย
When it comes to engine parts, the aftermarket often gets a bad rep. The idea that aftermarket retailers sell cheap parts with zero warranty, delivered in a beat-up box written in another language couldn’t be further from the truth. 4BTdiesel is here to set the record straight; we only sellย new Piston Kits.ย On top of only offering premium quality parts, we also make sure youย save up to 50% off OEM prices.ย So, when it comes to your Piston Kits, what’s left to want?ย
Need a little extra proof? Let’s talk Piston Kits.
- Want more cash in your wallet?ย We’ve got your back. Quality willย meet or exceed the OE’s at a much lower price!
- Also,ย OE specifications are met,ย giving you proper fit and functionality.ย You can’t beat that!
- To top it off, this kit isย manufactured and assembled in an ISO: 9001 certified facility.ย This ensuresย great quality and consistency.
Contents
- (1) Piston Kitย
- (2) Piston Pin Retainersย
- (1) Piston Pinย
- (1) 1.00mm Engine Pistonย
- (1) 1.00mm Piston Ring Setย
- (1) Top Piston Ringย
- (1) 1.00mm Second Piston Ringย
- (1) 1.00mm Oil Ring
Warranty
6-month warranty.
Specifications
| Brand | 4BTdiesel |
|---|---|
| Compatible Brand | For CUMMINS |
| Compatible Engine Brand | For CUMMINS |
| Replacement Part Number | M-4089186, M4089186 |
| Condition | New |
Shipping Spec
| Weight | 1.715 kg |
|---|---|
| Dimensions | 13.3 × 13.3 × 13.3 cm |
โ Replace Part Number: 4089186, M-4089186
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
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.
