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- USA
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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
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Description
Crankshaft 3974634 for Cummins Engine ISB4.5Crankshaft 3974634 for Cummins Engine ISB4. 5 Condition: New Original Note: This 100% Genuine part doesn't offer any warranty, return or exchange service. Please confirm according to the correct part number instead of just a model! Part Number: 3974634, 3968176, 5289839, 5289840 Fit for Cummins Engine: ISB4. 5, 4B3. 9, 6B5. 9, 6C8. 3, 6L8. 9, ISBe, ISCe, ISDe, ISLe, QSB, N14, NT855, M11QSM, ISM, KT19, KT38
Crankshaft 3974634 for Cummins Engine ISB4.5Condition:
New Original
Note:This 100% Genuine part doesn't offer any warranty, return or exchange service. Please confirm according to the correct part number instead of just a model!
Part Number:
3974634, 3968176, 5289839, 5289840
Fit for Cummins Engine: ISB4.5, 4B3.9, 6B5.9, 6C8.3, 6L8.9, ISBe, ISCe, ISDe, ISLe, QSB, N14, NT855, M11QSM, ISM, KT19, KT38
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 1404 reviews
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Product Reviews
★★★★★ 3
Runs large for a slim fit
Color: Black 02, Size: Large
I followed the size guide and ended up with an item that was to large in all areas. It did not fit like a slim fit. The fabric is odd and does not feel great against the skin. I love the design. I really wish it would have worked.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
★★★★★ 5
Prom 2026
Color: Blue 02, Size: Medium, Color: Blue 02, Size: Medium
Perfect fit true to size
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026
★★★★★ 4
Not true to size but great quality.
Color: Black 02, Size: Medium
I bought a medium for my son who normally wears medium. It was extremely big. The quality and arm length was good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026
★★★★★ 5
Nice suite
Color: Black&red, Size: Small, Color: Black&red, Size: Small
Delivery was on time. Suit fit perfect I bought it for my son 8th grade dance. It was worth the money and quality was good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
★★★★★ 5
Does run big
Color: Black 02, Size: Small, Color: Black 02, Size: Small
Very nice suit but it does run big and I had to get it tailored! I really should have purchased the Xtra small for him!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026
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