Our 9-12379045-6 pulley sets eliminate the B2B pain point of harmonic instability in 6BD1 engines. For FSR truck fleets and mining equipment, this assembly ensures precise power transmission, reducing belt wear and preventing crankshaft fatigue in high-load industrial environments.
Our 9-12379061-6 pulley sets eliminate the B2B pain point of belt slippage and harmonic instability in 6RB1 engines. For EX400-5 mining fleets, this heavy-duty assembly ensures precise power transmission, reducing belt wear and preventing vibration-induced crankshaft failure in 24/7 operations.