Standard Size
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Standard Size
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Standard Size
The strongest & smoothest bearings for your BMW - featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and added durability.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
King BMW (Size STD) Coated Performance Main Bearing Set for B58B30A
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Std. Size
Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.25mm
Red 50mm. Standard bore
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MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-05-2026
Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.25mm
Performance Coated Main Bearing Set for the N55 Engine - Std. Size
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Stronger & smoother, with less friction!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
King BMW (Size STDX) Coated Performance Main Bearing Set for B58B30A
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Performance Coated Main Bearing Set for the N55 Engine - Std. Size
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-05-2026
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-05-2026
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-05-2026
Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.50mm