Swingarm manufactured from T6061 billet aluminum. Designed for less weight with superior stability allowing you to carve corners with increased control. Perfect for stock and absolutely perfect for high horsepower builds. Bolt-on installation for all M8 Softail ''narrow tire models''; complete with stainless axle and hardware. Pocketed Joints; engineered for maximum weight reduction. Bolt assembly eliminates the need for welding. Precision machined and complete with all hardware you need to make the swap. Includes brake caliper mount and brake line. - Bolt-on installation - Stronger: Significantly increases rigidity for a smooth and controlled ride through every curve - Reliable: 25% lighter than stock; without compromising reliability - Weight: 26.8 lbs / 12.16kg (Stock); 19 lbs / 8.62kg (Trask) = 25% weight reduction - Adjustable: Easily adjust the swingarm length up to 2" (51mm) for enhanced control and stability during launches - Customizable: Packaged raw and unassembled for personalized finishing - Same race-proven technology that placed the Trask Race team at the top of the Bagger Racing League - OEM replacement reference 47400099Note: Special order product. Contact your MCS sales representative