JE Pistons KTM 450 XC PRO Piston Kit 274221

As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its range of Pro Series pistons. Pro Series® Piston kits feature purpose-built forging designs that reduce overall piston weight without sacrificing strength or durability. Internal and external strut braces significantly reduce stress on critical areas while ultra-flat ring grooves improve ring seal for better, sustained performance.

• Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
• Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss
• Engineered, forged and machined 100 percent in the USA
• Je Pro Seal Rings Included
• Low Friction Skirt
• Hand Deburred