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Ships within 48 hours · Estimated delivery Jul 17 - Jul 22
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For Your Every Summer RSVP, with Code: SUMMER15
Description
O Ring Seal 3949708 for Cummins 4B3.9, B6.7, ISB, ISX12, ISX15 EnginesReplacement part number: 3949708 Fit for Cummins Engine: 4B3. 9, B6. 7 CM2670 B153B, B6. 7 CM2670 B173B, HSK78G CM2358 K129G, ISB CM850, ISB6. 7 CM2250, ISC8. 3 CM2250, ISV5. 0 CM3230 V104, ISX CM871, ISX CM871 E, ISX12 CM2350 X102, ISX12 G CM2180 EJ, ISX12 CM2250, ISX11. 9 CM2250, ISX15 CM2250, ISX15 CM2350 X101, KTA19GC CM558, QSB6. 7 CM2670 B170C, QSK23 CM2350 K127, QSK23 CM500, QSK95 CM2350 K111, QSK95 CM2350 K113, QSK95 CM2350 K128M, QSK95 CM2350
Replacement part number:
3949708Fit for Cummins Engine:
4B3.9, B6.7 CM2670 B153B, B6.7 CM2670 B173B, HSK78G CM2358 K129G, ISB CM850, ISB6.7 CM2250, ISC8.3 CM2250, ISV5.0 CM3230 V104, ISX CM871, ISX CM871 E, ISX12 CM2350 X102, ISX12 G CM2180 EJ, ISX12 CM2250, ISX11.9 CM2250, ISX15 CM2250, ISX15 CM2350 X101, KTA19GC CM558, QSB6.7 CM2670 B170C, QSK23 CM2350 K127, QSK23 CM500, QSK95 CM2350 K111, QSK95 CM2350 K113, QSK95 CM2350 K128M, QSK95 CM2350 K143C, QSK95 CM2350 K147C, QSN14 CM876 N103, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2250 X115, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, X15 CM2350 X116B, X15 CM2350 X125M, X15 CM2350 X130C, X15 CM2350 X139C, X15 CM2350 X140C
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
4.2 ★★★★★
Based on 13 reviews
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Product Reviews
★★★★★ 5
Nice CK Wallet!
Size: One Size, Color: Black Slimfold, Size: One Size, Color: Black Slimfold
Next-day shipping is fantastic! The wallet is a soft, comfortable, and perfectly sized wallet that fits snugly in my pant pocket. It can hold up to nine cards and an ID, along with two cash compartments. The wallet functions seamlessly without any issues.
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Reviewed in the United States on January 16, 2026
★★★★★ 4
Wallet
Pretty nice wallet, good quality and little small if you have a lot of cards or cash, unfortunately there isn’t a I’d holder where it flips down so you have to dig it out of your pocket.
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Reviewed in the United States on January 7, 2026
★★★★★ 5
Quality wallet
Size: One Size, Color: Black Passcase
Has stood the test of time and still works wonderfully for my husband he is very hard on his wallets and it still looks brand new over a year later standard sized wallet but has a nice sturdy feel
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Reviewed in the United States on March 31, 2026
★★★★★ 5
Good quality
Size: One Size, Color: Brown River Print
Well made. Good price.
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Reviewed in the United States on April 16, 2026
★★★★★ 5
Sleek, Stylish, and Functional
Size: One Size, Color: Black/Neon Yellow
I recently purchased this Calvin Klein wallet, and it absolutely lives up to the brand's reputation for quality and style.
The leather is smooth, soft, and has a clean, professional finish. You can tell it’s made from quality materials. Fits easily in my pocket without being bulky, even with multiple cards and some cash.
Plenty of card slots, a clear ID window, and a well-designed bill compartment. Everything is easy to access.
The CK logo is subtle but classy—not too flashy, just the right touch of elegance.
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Reviewed in the United States on June 16, 2025