Callies Apex Series Crankshaft - 4.000 in Stroke - Internal Balance - 58X Reluctor - Forged - 1-Piece Seal - GM LS-Series 75301 and optional short visor

and optional short visor

The shim kit comes with three different thickness aluminum shims

Includes lightweight aluminum clamp-on mounting bracket

2000-2000 GMC Yukon XL 2500

4 in Extension

Callies Apex Series Crankshaft - 4.000 in Stroke - Internal Balance - 58X Reluctor - Forged - 1-Piece Seal - GM LS-Series 75301 and optional short visorProduct Description: Crankshaft Apex Series 4. 000 in Stroke Internal Balance 58X Reluctor Forged Steel 1 Piece Seal GM LS Series Sold Individually Callies Performance Products began manufacturing high performance crankshafts in 1989. With many years of engineering and employee experience, Callies has grown to be the industry leader for innovative product design. Callies Performance Products takes pride in staying ahead of the competition with the