56420DA 4th & 5th Drive Sliding Gear Fits Case/International Harvester Tractor H. One New Aftermarket Replacement 4th/5th Speed Sliding Gear. Tech Info: Teeth 18 & 35 Fits: Fits International Model(s): H, HV Replaces Part Number(s): IHS3178, 51561D, 56420D, 56420DA. Reliable Aftermarket Parts, your trusted source for a wide range of replacement parts catering to various outdoor equipment. We specialize in providing top-quality replacement parts for Lawn and Garden, Snow Removal, UTV, ATV, and Golf Cart machinery. Our extensive inventory includes replacement parts for Backhoes, Crawlers, Excavators, Tractors, Skid Steers, and more, covering most leading brands and models in the industry. If you have any inquiries or require assistance, please don’t hesitate to reach out. PLEASE SAVE ALL ORIGINAL PACKAGING. ! If you receive an item that is not as described in the listing. Normally same day if before 1PM EST. Many things can play a factor such as Location, Weather, and the items in the order. If you have any questions, please reach out to us before ordering. How do I know if my order was submitted properly? PLEASE SAVE ALL ORIGINAL PACKAGING. Agriculture Parts for John Deere, for Ford/New Holland, for Case, for Massey Ferguson & More! Construction Parts for Allis Chalmers, for International Harvester, for Bobcat, for Komatsu & More. Mower Parts for Bad Boy, for Briggs & Stratton, for Cub Cadet, for Honda, for Sears, for Snapper & More! Snow Parts for Ariens, for Briggs & Stratton, for Jacobsen, for Toro, for Troy Built, for Sears & More! Can’t track down a part that you need? Need help with a part you found? Contact our expertly trained customer service staff.