Forged Steel Engine Crankshaft 112310-4480 High-quality forged steel crankshaft designed for Isuzu 6BG1 and 6BG1T engines, compatible with Hitachi EX200-5, ZX230 excavators and other heavy equipment applications. Key Features Forged steel construction for maximum durability Part numbers: 112310-4480 / 1-12310-448-0 Alternative numbers: 1123104700 / 1-12310-470-0 and 1123104701 Compatible with Isuzu 6BG1 / 6BG1T six-cylinder engines Fits Hitachi EX200 and ZX200 series