Diameter - 11", Wide Ring Gear, 91 Gram Weight, High Stall -- Notes - Offset Bolts, Slotted Hub -- Codes: 125, 520, 858 -- 1.810" Pilot, 4 Pads, 24 Splines -- ***A518/A618 TORQUE CONVERTER PRICES INCLUDE FREE SHIPPING TO THE CONTINENTAL UNITED STATES & $95 REFUNDABLE CORE CHARGE. WE WILL REFUND THE CORE CHARGE TO THE PAYMENT METHOD USED FOR THE ORGINAL PURCHASE. PLEASE SEE OUR CORE RETURNS PAGE FOR DETAILS***