King BMW (Size STD) Coated Performance Main Bearing Set for B58B30A
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
Upgrade to Manley's Platinum Extreme Duty Pistons for increased performance!
Stock 10.2:1 Compression Ratio
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Std. Size
Protect your Engine with this simple solution to spinning crank bolts!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For High-Performance B58 Engines, Supporting up to 900HP!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade to Manley's Platinum Series Pistons for increased performance!
Stock 10.2:1 Compression Ratio
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
.50mm Oversize
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
06-06-2026
Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.25mm
The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced 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
Spline Lock Crank Hub, OEM bolt, OEM Oil pump sprocket, OEM oil sprocket retainer Included.
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
+0.25mm
King BMW (Size STDX) Coated Performance Main Bearing Set for B58B30A
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This product was last offered at the strikethrough price on
05-02-2026
Upgraded Main Studs for B58!
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Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.50mm
A vital piece to keep your engine running its best
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
06-06-2026
Includes upper and lower bearing shells for a complete main bearing replacement.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
02-04-2026
Replace those Worn Out Main Bearings!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Std. Size