Used GM LS Gen III 5.3 Crankshaft, 3.622" Stroke

This is a used OEM-style GM LS Gen III 5.3 crankshaft with a 3.622 inch stroke. It was removed from a 5.3L Gen III LS-based engine, such as an LM7 or similar application.

This crankshaft can be used for replacement, repair or rebuild work where a matching LS crankshaft with 3.622 inch stroke is required. While it comes from a 5.3L Gen III engine, the same stroke is used in several LS-based engine combinations.

Important Fitment Information

This crankshaft is commonly associated with Gen III 5.3L LS engines such as LM7, L59 and LM4, as well as other LS-based builds using a compatible 3.622 inch stroke crankshaft.

Always compare it with your original crankshaft before ordering. Check reluctor wheel type, crank flange, snout, journal sizes and overall design to make sure it matches your engine and ECU setup.

Suitable For

• GM LS Gen III 5.3L crankshaft applications
• LM7, L59, LM4 and similar 5.3L Gen III LS engines
• LS-based engines using a 3.622 inch stroke crankshaft
• 5.3L Gen III LS engine repairs and rebuilds
• Stock and mild performance LS engine builds where this crankshaft style is required

Product Details

• Condition: Used
• Type: GM LS Gen III crankshaft
• Original application: 5.3L Gen III LS-based engine
• Common engine codes: LM7, L59, LM4
• Stroke: 3.622 inch
• Application: GM LS-based engines
• Quantity: Sold each

This is a used internal engine component and may show normal signs of previous use. Always check that the crankshaft specifications match your engine build, including stroke, reluctor wheel type, crank flange and journal sizes.

If you are unsure whether this crankshaft is correct for your engine, compare it with your original part before ordering or contact us for guidance.