Crawlers: T340

Bearing has Extended Inner Race on one side with hole for roll pin attachment

Early Serial Number - Vinyl for John Deere replaces OEM numbers AH120890

4052R Utility

Maxiforce Overhaul Engine Kit, Standard Pistons, C3.3B Crt, .50MM for Caterpillar f_Width_9/16 " Crawlers: T340Aftermarket Engine Overhaul Kit for the Caterpillar C3. 3B, diesel engine. Direct replacement for Caterpillar BK577. Fits These Models Caterpillar Loaders: 232D, 239D, 242B, 242B2, 247B, 247B2, 247B3, 249D, 257B, 257B2, C2. 2, CB34B, CC34B Caterpillar Excavators: 308. 5, 308E2, AP300, AP300F, AP355, AP355F, CR, SR Caterpillar Skid Steers: 236D, 236D3, 242D, 242D3, 246D, 246D3, 262D, 262D3 Caterpillar Track Loaders: 257D, 257D3, 259D, 259D3, 277D,