Parts list: № Number Qty Name Options 0A 4447430 4 Step 0B 3103979 4 Bracket 1 9755978 4 Step 800 mm Shoes Only 2 [] 8 J281240 NLA 2 19M7493 8 Cap Screw M12 X 40 2 4249324 8 Washer Next page: ST963239 Lower Track Roller ( - XXXXXX) ST939235 Track Chain Idler ST14192 Track Frame Bottom Cover ST939316 Track Chain Assembly ST963083 Track Frame Bottom Cover, Heavy-Duty (XXXXXX - ) ST957453 Track Frame (430035 - ) ST939307 Track Chain Adjuster