OTTO Excavator Parts Sh4503B 6Uz1T Eccentric Shaft Tooth 8980042590 898004-2590 8-98004259-0 For Isuzu Heavy-duty eccentric shaft gear for SH4503B excavators with Isuzu 6UZ1T engines. Built to maintain critical engine timing under continuous load, reducing downtime and extending service life.
OTTO Excavator Parts Npr75 4Hk1 Eccentric Shaft Tooth 8980189350 898018-9350 8-98018935-0 For Isuzu Heavy-duty eccentric shaft gear for NPR75 excavators with Isuzu 4HK1 engines. Engineered to maintain precise valve timing under continuous heavy loads, minimizing engine-related downtime.