BMW 1 / 2 Series F40 / F44. Pair / Set of Rear Suspension Coil Springs. BMW Part Number: 33 53 6 897 383 (x2). This is a brand new, unused item which is old stock to clear. This listing is for a pair / set of two coil springs. This is a brand new, genuine OE replacement set of rear suspension coil springs to fit 1 series F40 & 2 series F44 models. Please check the pictures, description and part numbers to be sure this is the correct part for your vehicle. Just because the make and model of your vehicle is listed does not necessarily mean it will definitely fit yours.