Replace those Worn Out Main Bearings!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4375434
Mfg#:
MB5801SM
In Stock
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$326.99
This product was last offered at the strikethrough price on 09-08-2026
Genuine BMW replacement rear seal for a leaking engine.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3532937
Mfg#:
11428092562
Ships in 1 day
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$229.99
This product was last offered at the strikethrough price on 10-29-2026
Replace those Worn Out Main Bearings!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4759927
Mfg#:
MB5801SM0.25
In Stock at Vendor
22% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$326.99
This product was last offered at the strikethrough price on 05-02-2026
Includes upper and lower bearing shells for a complete main bearing replacement.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Connecting rod bearing shell with the blue part designation.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2571831
Mfg#:
11247617338
Ships in 1 day
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$45.53
This product was last offered at the strikethrough price on 10-29-2026
Connecting rod bearing shell with the red part designation.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2571832
Mfg#:
11247617339
Ships in 1 day
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$45.53
This product was last offered at the strikethrough price on 10-29-2026
Replace those Worn Out Main Bearings!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply 0.50mm Undersize
Brand:
ES#:
4685268
Mfg#:
MB5801SM0.5
Ships in 6 Business Days
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$327.00
This product was last offered at the strikethrough price on 10-29-2026
Replace your leaking crankshaft seal
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3625874
Mfg#:
11148483798
Ships in 1 day
$96.99
This product was last offered at the strikethrough price on 05-07-2026
The heart of your engine is the crankshaft. Keep it spinning freely with new OEM crankshaft bearings or upgrade with race-proven aftermarket performance crank bearings and crankshaft parts.
Lifetime Replacement
