Shipping Estimate
USA
- USA
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- USA
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Ships within 48 hours · Estimated delivery Jul 9 - Jul 14
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Kenworth Leaf Spring Bushing Conversion Kit - TB-KIT-591TB KIT 591 Kenworth leaf spring bushing conversion kit for Kenworth leaf springs. Converts leaf spring bushings from rubber encased to threaded. Bushing Conversion Kit Details: Kit consists of (2) M5449 pins, (4) M5447 pins and (6) MTB178 bushings. Converts leaf springs with MR836 & MR902 rubber encased bushings to threaded bushings. Compatible Springs: 59 546, 59 548, 59 550, 59 552, 59 620 and 59 630 Application: Kenworth Alternate SKU Numbers: 339
TB-KIT-591 Kenworth leaf spring bushing conversion kit for Kenworth leaf springs. Converts leaf spring bushings from rubber encased to threaded.
Bushing Conversion Kit Details:
- Kit consists of (2) M5449 pins, (4) M5447 pins and (6) MTB178 bushings.
- Converts leaf springs with MR836 & MR902 rubber encased bushings to threaded bushings.
- Compatible Springs: 59-546, 59-548, 59-550, 59-552, 59-620 and 59-630
- Application: Kenworth
- Alternate SKU Numbers: 339-309, 339309 MKS5907, KW1500 and TBKIT591
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
4.3 ★★★★★
Based on 2452 reviews
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Product Reviews
★★★★★ 3
It’s ok could be cooler
Color: Light Gray, Size: Queen
Decent — could be cooler. They’re a nice color and texture. It fit my pillows well no annoying zippers it’s nice to sleep on and stay in place.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2026
★★★★★ 5
Comfort
Color: Champagne, Size: Queen
What a lifesaver, great feel, and awesome cooling feel
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 2, 2026
★★★★★ 5
Cool bedding
Color: Champagne, Size: Queen
As advertised nice and soft. But most of all cool. It really stays cool, especially on warm nights. A.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
★★★★★ 5
Actually cooling and comfortable.
Color: Royal Blue, Size: King
Incredible cases. Soft, super comfortable and actually cooling as claimed. Highly recommended. Love these!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
Cool
Color: Pink, Size: Standard
Cooling pillowcases work well, don’t wake up sweaty anymore. Very happy with them. Love the material, comfort and softness!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 7, 2026
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