Progressive Suspension 31-4007 High Performance Fork Cartridge - Fits 1in. or 2in. Lowered

True high performance front suspension is finally available for the HD Dyna line. Progressive Suspension has gone back to the drawing board and created a state of the art Fork Cartridge Kit designed to outperform everything on the market. Their new asymmetrical design places a preload adjuster over a progressive rate spring in one leg and an aluminum bodied, sealed cartridge damper on the other. The result is superior damping and ride control combined with tunable preload and a new benchmark for high performance suspension on the Dyna platform. Each kit includes components for stock height or 1in. lowered 06-13 Dyna applications. Adjustable preload. Improved Resistance to Front brake dive. Improved front end stability. Improved Cornering. Improved Bottoming Control. Sold in pairs True high performance front suspension is finally available for the HD Dyna line. Progressive Suspension has gone back to the drawing board and created a state of the art Fork Cartridge Kit designed to outperform everything on the market. Their new asymmetrical design places a preload adjuster over a progressive rate spring in one leg and an aluminum bodied, sealed cartridge damper on the other. The result is superior damping and ride control combined with tunable preload and a new benchmark for high performance suspension on the Dyna platform. Each kit includes components for stock height or 1in. lowered 06-13 Dyna applications. Adjustable preload. Improved Resistance to Front brake dive. Improved front end stability. Improved Cornering. Improved Bottoming Control. Sold in pairs Note: FLHTKL is standard or 1in. lowered.