Piston Ring Set RE66271 for John Deere STD 3029 4045 6068 Series

Restore your equipment performance with the RE66271 piston ring set. This kit is built for reliability in demanding diesel applications ensuring your engine maintains the compression needed for long term operation. By replacing worn rings you can effectively reduce blow by minimize oil usage and extend the life of your engine. Each set is manufactured to precise tolerances to match original equipment standards and provides a direct fit for compatible 2.9L 4.5L and 6.8L PowerTech engines. Whether you are performing a full overhaul or routine maintenance this ring set helps keep your machine running at peak efficiency. Please verify your specific engine model and piston markings to ensure correct compatibility before installation.

• Precision Engineering Engineered for 2.9L 4.5L and 6.8L PowerTech engines this RE66271 set features a 106.5mm bore diameter for exact OEM fitment and reliable performance.
• Optimal Ring Dimensions Precise ring profile including 2.38mm 2.38mm and 3.5mm thickness provides the perfect seal to maximize compression and minimize blow by.
• Versatile Compatibility Essential component for 3029 4045 and 6068 series engines used in a wide range of John Deere tractors loaders and excavators.
• Fits Tractor Models: 5045D, 5045E, 5055D, 5055E, 5065E, 5075E, 5103, 5203, 5303, 5310, 5403, 5410, 5420, 5520, 5525, 6110, 6120, 6210, 6410, and 6420 models.
• Fits Backhoe / IndustrialModels: 310E, 310G, 310J, 310SG, 410E, 410G, 410J, 450H, 700H, 344H, 624K-II, and 8875 models