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ACDelco GM Genuine Parts Crankshaft Main Bearings 12643670
Part Number: ADO-12643670
ACDelco GM Genuine Parts Crankshaft Main Bearings
Main Bearings, GM Genuine Parts Crankshaft Main Bearings, Stock Size, Direct Replacement, Buick, Cadillac, Chevy, GMC, Sold as a Set
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Estimated Ship Date: Apr 9, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
12643670
Part Type:
Product Line:
Summit Racing Part Number:
ADO-12643670
UPC:
195491148482
Bearing Usage:
Direct replacement
Engine Crankshaft Undersize (in.):
Stock
Engine Crankshaft Undersize (mm):
Stock
Grooved Bearing:
No
Thrust Bearing Oversize:
Stock
Quantity:
Sold as a set.
ACDelco GM Genuine Parts Crankshaft Main Bearings
ACDelco GM Genuine Parts crankshaft main bearing sets for your manual engine are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. For optimal performance and fit, choose ACDelco main bearings for your GM vehicle.
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Some parts are not legal for use in California or other states with similar laws / regulations
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