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Item #:
57499449
ACL Race STD Size Main + Rod Bearing For BMW N54 / N55 / S55 7M1397H 6B1584H
Item #:
57499449
USD 633
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Thursday, August 06
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High performance Trimetal engine bearings designed to withstand higher RPM conditions.
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What Stands Out
High-Quality Bearings
Engineered with precision, these bearings enhance performance and longevity, ensuring your BMW N54/N55/S55 runs smoothly under stress, outperforming standard options.
Perfect Fit
Designed specifically for BMW models, these main and rod bearings guarantee a seamless fit for easier installation and optimal performance in high-performance engines.
Durability Assurance
Manufactured to withstand extreme conditions, these bearings offer superior resistance to wear and tear, providing exceptional value and reliability for BMW enthusiasts and racers alike.
Product Details
| Performance Part | Yes |
| Interchange Part Number | For BMW N55 N55B30 S55 S55B30 N54 N54B30, 3.0L Turbo, 135i 335i 435i 535i 640i 740i M135i M235i, X1 X3 X4 X5 X6, Z4, CR 222SV |
| Material | Trimetal |
| California Prop 65 Warning | Cancer & Reproductive Harm- www.P65Warnings.ca.gov |
| Type | Main + Rod Bearing |
| Modified Item | No |
| Custom Bundle | Yes |
| Fitment Type | Performance/Custom |
| Non-Domestic Product | No |
| Manufacturer Part Number | 7M1397H-STD + 6B1584H-STD |
| Size | STD |
| Universal Fitment | No |
| Brand | ACL |
| Bundle-1 | ACL STD Size Rod Bearing # 6B1584H-STD |
| Bundle-2 | ACL STD Size Main Bearing # 7M1397H-STD |
| UPC | Does not apply |
| Country of Origin | United States |
| Item Weight | 0.8 lbs (360 grams) |
Who Should Buy?
-
Performance Enthusiasts
Ideal for those looking to enhance engine performance without compromising reliability in BMW N54/N55/S55 engines.
-
Racers
Perfect for racers needing high-quality bearings to withstand the demands of competitive driving and improve engine integrity.
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Engine Builders
Recommended for mechanics and builders seeking durable bearings for custom engine builds, ensuring optimal performance and longevity.
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Casual Drivers
Not suitable for daily drivers who prioritize cost-effectiveness over performance enhancements in their BMW engines.
Product Description
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Customer Questions & Answers
-
Question:
What engines are these bearings compatible with?
Answer: These bearings are designed specifically for BMW N54, N55, and S55 engines. -
Question:
What benefits do these bearings offer compared to standard bearings?
Answer: They provide improved fatigue properties, better heat transfer, and enhanced durability under high RPM conditions. -
Question:
What is the shipping process for this product?
Answer: Items ship within one business day or same day if paid by 12pm PST, with various shipping options available.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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12 June 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 633
Order now and get it around Thursday, August 06
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Includes ACL STD Size Rod and Main Bearings for BMW N54/N55/S55.
- Engineered for high performance with a trimetal construction.
- Optimized design ensures durability at higher RPMs.
- Features hardened steel backs for enhanced support and retention.
- Increased oil flow capacity with 3/4 grooved main bearings.
- Available for package deals with various engine components.
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