Parts list: № Number Qty Name Options 1 AT181966 1 Pressure Relief Valve Brass With Part Number Marked 2 JD7797 1 Lubrication Fitting Next page: ST245633 Track Chain Tension Adjuster Check Valve ST739224 Lubricated Track Chain 38 Link with 508 mm (20 in.) Double Grouser Shoes ( - 304882) ST739225 Lubricated Track Chain 38 Link with 457 mm (18 in.) Double Bar Shoes, Maximum Life ST739567 Sprocket Segments ST739573 Track Drive Sprocket Guard PICT-0132.1 0132 Drive Sprockets, Chains and Shoes ST740326 Lubricated Track Chain 38 Link 45.7 cm (18 in.) Double Grouser Shoes ( - 304882)