Description This high-quality replacement transmission filter (SKU: B1OF211) is designed to keep your hydrostatic drive system running smoothly by trapping contaminants and ensuring clean oil flow. With a 10-micron filtration rating and a pressure relief range of 18–22 PSI, it meets OEM specifications for a wide range of popular mower brands. Durable construction and an anti-drain back valve make it a reliable choice for maintaining peak performance in your equipment. Features Premium 10-micron filtration for superior protection against wear-causing debris Integrated anti-drain back valve prevents dry starts and ensures instant lubrication Direct replacement for OEM part AYP 142912 and many other cross-referenced models Specifications SKU B1OF211 OEM AYP 142912, Bobcat 2188179, 2720396, Dixon 18045, 539125960, 5565, 7252, Exmark 1-513211, 1-633750, 109-4180, 1-523541, Honda 25641-VE4003, Husqvarna 531 30 73-94, 539 10 26-06, Scag 482770, Simplicity 1719168, Toro 1-633750, 633750, Hydro-Gear 51563 GA Spares OIP7624 Stens # 120-380 Measurements O.D: 3" HT: 3-1/2" Micron: 10 Pressure Relief: 18 - 22 PSI Anti Drain: Yes Thread Size: 3/4" - 16 Fits Compatible with Exmark Lazer Z and Quest series zero-turn mowers Fits Toro Z-Master and TimeCutter models with Hydro-Gear transmissions Direct replacement for Husqvarna and Dixon zero-turn mowers using OEM part 539125960 Product Line Transmission & Hydraulic Filters – essential replacement parts for maintaining clean hydraulic fluid and extending the life of your mower's drive system.