The MAIN BEARING .030" from A & I PRODUCTS is engineered for precision and durability in engine applications. This bearing is designed to fit various models, providing a reliable solution for maintaining engine performance. Constructed from high-quality materials, it ensures optimal load distribution and reduced friction. Ideal for agricultural machinery, this main bearing meets industry standards for quality and performance. Upgrade your engine with this essential component to enhance longevity and efficiency.The AR104570 Main Bearing .030" from A & I PRODUCTS is an engine component designed for use as an oversized main bearing with a .030 inch (0.76 mm) undersize specification. Manufactured from high-quality bearing materials such as tri-metal or bi-metal alloys, it provides wear resistance and load support for crankshaft journals. The bearing dimensions and tolerances conform to OEM specifications for proper fit and clearance in engine blocks. It is suitable for use in engine rebuilds or repairs requiring main bearing undersize to compensate for journal machining. The AR104570 model supports reliable engine operation by maintaining correct bearing clearances and reducing friction.
| Engine Parts > 6.531A Diesel, 500 Series |
| John Deere TRACTOR: 6030 (6.531A 6CYL ENG) |
| John Deere TRACTOR: 7520 (6.531A 6CYL ENG) |
| Engine Parts > 6.531D Diesel, 500 Series |
| John Deere INDUSTRIAL/CONSTRUCTION: 700 (6.531D, 6 CYL ENG) |
| John Deere INDUSTRIAL/CONSTRUCTION: 700A (6.531D, 6 CYL ENG) |
| John Deere INDUSTRIAL/CONSTRUCTION: 760 (6.531D, 6 CYL ENG) |
| John Deere INDUSTRIAL/CONSTRUCTION: 760A (6.531D, 6 CYL ENG) |
| John Deere TRACTOR: 5010 (6.531D, 6 CYL ENG) |
| John Deere TRACTOR: 5020 (6.531D, 6 CYL ENG) |
| John Deere TRACTOR: 6030 (6.531D, 6 CYL ENG) |
| Engine Parts > 6.531T Diesel, 500 Series |
| John Deere INDUSTRIAL/CONSTRUCTION: 644B (6.531T 6CYL ENG) |
| John Deere INDUSTRIAL/CONSTRUCTION: 646B (6.531T 6CYL ENG) |
| John Deere INDUSTRIAL/CONSTRUCTION: 770 (6.531T 6CYL ENG) |
| John Deere INDUSTRIAL/CONSTRUCTION: 770A (6.531T 6CYL ENG) |
| John Deere INDUSTRIAL/CONSTRUCTION: 772A (6.531T 6CYL ENG) |
| Item Number | Description |
| A-OK6225 | Major Engine Overhaul Kit |
| A-OK6512 | Major Engine Overhaul Kit |
| A-OK6549 | Major Engine Overhaul Kit |
| Crossed From: | R35581 | JOHN DEERE |
| R52532 | JOHN DEERE |
| R69030 | JOHN DEERE |
| R75155 | JOHN DEERE |
| R76639 | JOHN DEERE |
