Perfect Fit for Specific Models (No Mods Needed):Exact 71.935mm size engineered to fit KTM (SX 300 2023-2025, XC 300 2019/2023-2025, XC 300 TPI 2017-2022, XCW 300 2017-2019/2024-2025, EXC 300 2017-2024, & more), Husqvarna (TE 300i 2018-2025, TX 300i 2020-2024, TX 300 2018-2024), and GasGas (EC 300 2021-2025, EX 300 2021-2024). Direct OEM replacement—install immediately without grinding or adjustments
Racing-Grade Durability for Extreme Use:Made from aircraft-grade forged aluminum with anti-wear coating, resisting temperatures up. 2x longer lifespan than standard pistons, handling off-road racing, hardenduro, and long-distance rides without wear or failure
Boost Power & Cooling Efficiency:Lightweight design reduces engine load for 15% faster acceleration response. Specialized heat-dissipating structure optimizes thermal transfer, preventing power loss from overheating—ideal for maintaining peak performance in MXGP, enduro, or trail riding
OEM-Quality Assurance : Manufactured to strict OEM standards, each piston undergoes doubleinspection (airtightness + dimensional precision) to match factory specs. Trusted by professional repair shops to cutinventory costs (fits 3 major brands) and loved by riders for consistent reliability
Note:Please make sure this item will fit your vehicle before you purchase.