John Deere 6125 12.5L Cylinder Head | R136222 | OHC Loaded | New

New aftermarket loaded cylinder head for John Deere 6125 (12.5L PowerTech) diesel engines, casting R136222. Manufactured by DCW, this overhead-cam head ships loaded with valves and springs installed, with cam bearings installed — ready to complete with your injectors. It replaces John Deere R115594 and supersedes to RE69912 / SE500709.

Key Features:

• New aftermarket loaded cylinder head for John Deere 6125 / 12.5L, casting R136222
• Overhead-cam (OHC) head, shipped loaded with valves and springs installed
• Cam bearings installed
• Includes valve guides and valve seats installed
• Replaces John Deere R115594; supersedes to RE69912 / SE500709

Specifications:

• Base part number: R136222 (John Deere casting)
• Component type: Complete (loaded) cylinder head, overhead cam
• Valve configuration: valves and springs installed (loaded)
• Included components: valves, springs, guides, seats, cam bearings (installed)
• Condition: New — Aftermarket (DCW)
• Material: cast iron
• Engine make: John Deere
• Engine model: 6125 (12.5L PowerTech)

Compatibility / Fitment:

• Fits John Deere 6125 (12.5L) diesel engines
• Applications include John Deere 9200, 9300, 9300T, and 9400 tractors, 6650/6750/6850/6950 harvesters, and industrial/power-generation units with the 6125 engine
• Overhead-cam head — ships loaded with valves and springs, with cam bearings installed; injectors not included
• Casting numbers R115594, R136222, and RE69912; supersedes to SE500709
• Verify your engine serial number against casting R136222 before ordering

Conclusion:

The John Deere R136222 is a new aftermarket loaded overhead-cam cylinder head for 6125 (12.5L) engines, shipped with valves, springs, and cam bearings installed and ready for your injectors. It restores proper sealing and valvetrain function on JD 9200/9300/9400 tractors and 6125-powered equipment. Verify your engine serial against casting R136222 before ordering.