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Description
King Engine Bearings BMW N55 B30A/ N53 B30A/ N52 B30A Main Bearing Set - Size STDXKing Engine Bearings presents the BMW N55 B30A, N53 B30A, and N52 B30A main bearing set in size STDX, crafted to deliver exceptional durability and performance under demanding engine conditions. These main bearings are designed to provide superior wear resistance and optimized fitment to help maintain engine reliability and performance. Manufactured to meet high quality standards, this set ensures smooth operation and longevity for your BMW's engine
King Engine Bearings presents the BMW N55 B30A, N53 B30A, and N52 B30A main bearing set in size STDX, crafted to deliver exceptional durability and performance under demanding engine conditions. These main bearings are designed to provide superior wear resistance and optimized fitment to help maintain engine reliability and performance. Manufactured to meet high-quality standards, this set ensures smooth operation and longevity for your BMW's engine components.Ideal for engine rebuilds or upgrades, this main bearing set is essential for enthusiasts and professionals aiming to uphold the integrity and efficiency of their BMW powertrains. The STDX size provides a standard fit that aligns precisely with stock bushing dimensions, offering reliable service life and excellent engineering compatibility. Trust King Engine Bearings for dependable parts that keep your high-performance engine running strong.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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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 18 reviews
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Product Reviews
★★★★★ 5
Durable
Size: Large
Purchased this for a destructive cat. So far its held up to the chewing and raking.
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Reviewed in the United States on December 27, 2025
★★★★★ 1
Waste of money
Size: Small
Bought this for our American Eskimo and it didn't last 3 days.
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Reviewed in the United States on April 5, 2026
★★★★★ 5
Fun, chewy
Size: Small
Too much fun. Very chewy!
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Reviewed in the United States on December 28, 2025
★★★★★ 3
Meh
Size: Large
Cute. But my golden retriever puppy demolished this in just a couple hrs
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Reviewed in the United States on May 8, 2026
★★★★★ 4
Didn't last unfortunately
Size: Large
Purchased for my pup for Xmas. It's very cute, I love squirrels. Already pulled out the strings. He is a persistent chewer. Unfortunately had to toss.
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Reviewed in the United States on January 31, 2026