The D21 is a high quality battery from VARTA. The cold cranking current of the battery is 600 A. The dimensions of the product are 242 x 175 x 175 mm. You should use the dimensions of your old battery as a guide for your selection.Reliable wet cell technology for your vehicleThe D21 has a capacity of 61 Ah. The higher the value, the more electrical charge can be stored in the battery.Wet batteries like the D21 are conventional flooded types suited for standard vehicles. They deliver solid performance for conventional car use.You should consider this when buying