【REFUND GUARANTEE】If our product fails to live up to your expectations, simply return them for a full refund. 4C-8253 EXCAVATOR O RING KIT 4C8253 SEAL O RING BOX 4C-8253 4C8253... 4C-8253 270-1533 O-ring Assortment Kit Fits CAT Caterpillar NOKORING Premium O-Ring Kit 4C-4782 O-Ring Oil Seal Kit Box Rubber Hydraulic Nitrile CAT 270-1533 Replacement BUSY-CORNER 4C-4782 Seal , Nitrile 90, Hydraulic Hose Fitting Black 791715982971 O-ring Kit 【WIDE APPLICATION】4C-8253 o-ring kit contains yellow silicone o-rings made especially for high-heat, low-pressure applications on torque converters, transmissions, differentials, etc. 10 pieces each for CAT part number 8M-4437, 8M-4986, 8M-4987. 4C-8253 o-ring kit contains yellow silicone o-rings made especially for high-heat, low-pressure applications on torque converters, transmissions 【HIGH QUALITY】 Made of Silicone 70 shore material,good electrical insulation, with good high temperature resistance, anti-static properties, and through a special formula process. 【MULTI SIZE】 4C8253 oring kit contains 149pcs silicone o-rings in the 32 most popular sizes used on Caterpillar equipment.