Features Replacement -- Replace for factory part number: 240500, 240524, 240530, 248949. Function -- A complete seals kit covers all of the seals you need in the whole hydraulic unit. Premium Material -- Made of top materials Viton and High Grade Urethane Seals to leakproof, wear-resisting and durable, ensure you will only have to rebuild your unit once for the life of the unit. 100% Satisfaction Guarantee -- We committed to providing customers with a good product experience, if you are not satisfied with our products, simply return it for a full refund in 30 days. We support 12 months’ Warranty. .