This is a A-R522574 Sleeve, Exhaust Liner PN: R522574Main Description As Following : A-R522574 Sleeve, Exhaust Liner PN: R522574 Found in Section & Models : Engine Parts > Exhaust System Parts, John Deere ARTICULATED DUMP TRUCK: 250D, John Deere ARTICULATED DUMP TRUCK: 250D II, John Deere ARTICULATED DUMP TRUCK: 260E, John Deere ARTICULATED DUMP TRUCK: 300D II, John Deere ARTICULATED DUMP TRUCK: 310E, John Deere COMBINE: S560, John Deere COMBINE: S650, John Deere COMBINE: S660, John Deere COMBINE: S670, John Deere COMBINE: S670 HILLMASTER, John Deere COMBINE: S760, John Deere COMBINE: S770, John Deere COMBINE: T560, John Deere COMBINE: T660, John Deere COMBINE: T670, John Deere COMBINE: W650, John Deere COMBINE: W660, John Deere COMBINE: 9560 STS, John Deere COTTON PICKER: 7660, John Deere DOZER: 850J Associated Items : New Also This is An Aftermarket Product And : Inside Diameter: 1.599" Length: 2.58" Outside Diameter: 1.638" Thickness: .039"