[Excellent sealability]These complete 4 pieces of oil seals are of excellent sealability, designed for using on engine crankcase, gear crankcase and crankshaft, offering an oil tight engine, making your mind at ease and it keeps the engine lubricated! [Great Fitment]Widely fit for most GY6 50cc, 139 QMB Scooters,for for for for Honda, for Yamaha, for Kawasaki and Chinese scooters ATVs Mopeds motorcycles. It will match your vehicle model perfectly. [Installing Instruction]Clean everything thoroughly and install the new seal with a deep socket with the same outer diameter as the seal or a seal driver. Make sure to push it in evenly. [Premium materials]Made from the highest quality rubber, these oil seals are with some elasticity, anti-corrosive, of maximum durability and superior longevity. An useful aftermarket accessory in car repair.s [High quality]100% brand new and high quality oil seals, produced according to the original standard, so they are direct replacement for old or broken o