Caterpillar 1S-7578 Main Bearing - 1S7578
Main BearingFor earthmoving machinery service: Caterpillar Main Bearing (1S-7578 / 1S7578) — original and OEM-standard spare components. Ships internationally. 1-year warranty.
Caterpillar 1S-7578 / 1S7578 Main Bearing is an OEM and aftermarket main bearing set for Caterpillar diesel engines in heavy equipment and road construction machinery. Manufactured to OEM overlay alloy composition and wall thickness for correct crankshaft journal clearance and reliable hydrodynamic lubrication under continuous operation. Ships with a 1-year warranty. Verified and dispatched worldwide with tracked international shipping.
Caterpillar