Genuine Yamaha YMD-GL4PM-P1 Gear Oil Pump- the pinnacle of convenience. Expertly designed for seamless compatibility, this hand pump is a must-have for those looking to effortlessly replace fluids in their outboard gearbox. Its uniquely crafted dispenser, complete with a screwed-in tip tailored for the motor, ensures an easy, hassle-free transmission oil replacement every time. Specifically engineered to fit 946ml Gearcase Lube bottles, this Yamaha gear lube pump stands as a testament to precision and versatility. Plus, with universal compatibility, it's the perfect fit for all Yamaha gearboxes. Upgrade your maintenance routine with this trusted Yamaha tool, and ensure your gear oil changes are smooth and efficient