The John Deere R504712 is a genuine OEM rear exhaust manifold designed for a wide range of John Deere agricultural and industrial machinery. This critical engine component is compatible with 6M, 7R, and 8R series tractors, R4000 series sprayers (R4030, R4038, R4045, R4060), and 8000/9000 series self-propelled forage harvesters (8100-8800, 9500-9900). Engineered to efficiently collect and direct exhaust gases, the R504712 ensures optimal engine performance, proper back pressure, and contributes to emissions control. Constructed from durable materials, this manifold provides a long service life and reliable operation under demanding conditions, making it an essential replacement part for maintaining your John Deere equipment.