Dayco Idler/Tensioner Pulley 89055 Ultra-4WD Equivalent to Ryco RTK127

Equivalent to Ryco RTK127

Equivalent to Ryco RTK66

It contains the correct dosage of limslip additive eliminating the need for a additional product when used in limited slip differentials

SAE 0W-20 engine oil

scale and other deposits from automotive cooling systems that could block or foul circulation of coolant though the radiator or engine

Dayco Idler/Tensioner Pulley 89055 Ultra-4WD Equivalent to Ryco RTK127Dayco No Slack Idler Tensioner Pulleys are designed to replace worn serpentine and v belt drive idler and tensioner pulleys. Specially formulated glass filled polymers ensure a high strength, cooler running, wear resistant "plastic" pulley. The use of state of the art 3D computer aided design (CAD) and finite element analysis (FEA) guarantees the optimal design and maximum structural integrity for both plastic and steel pulleys. The manufacture of