Caterpillar 1S-1126 Main Bearing - 1S1126
Main BearingFor earthmoving machinery service: Caterpillar Main Bearing (1S-1126 / 1S1126) — original and OEM-standard spare components. Ships internationally. 1-year warranty.
OEM and aftermarket replacement Main Bearing for Caterpillar diesel engines in demolition machinery. Manufactured to original main bearing shell specifications for correct journal clearance and reliable crankshaft lubrication. Ships with a 1-year warranty. Helps reduce unplanned downtime and supports equipment reliability. Designed to perform reliably across extended service intervals. Ships internationally with a 1-year warranty on every order.
