Wiseco Pistons RE901M04900 Racers Elite Piston for Suzuki - RM85

The Wiseco Racers Elite piston RE901M04900 is precision-engineered for Suzuki RM85 models from 2002-2019, delivering dyno-proven power gains and superior performance. This high-compression piston features 100% billet machined construction for an optimized strength-to-weight ratio and precision fit.

Advanced Performance Features:

• Asymmetric Skirt Design: Improves wear characteristics and ensures even loading on the major thrust skirt for extended durability
• ArmorGlide® Skirt Coating: Reduces friction and protects against wear during operation
• High Compression Dome Design: Maximizes torque and throttle response for competitive racing applications
• DLC Coated Piston Pin: Diamond-like carbon coating improves lubrication and reduces friction
• Enhanced Pin Oiling: Optimized oil delivery reduces wear on critical pin interface
• Pressure Seal Groove: Prevents ring lifting and minimizes power loss during high-RPM operation
• Precision Fit Ring: Custom lapped compression ring design improves sealing and power delivery

Each Racers Elite piston is developed through extensive R&D and dyno testing to ensure maximum performance gains. The 1909CS designation indicates this piston's specific bore size and compression specifications optimized for the RM85 platform.