Shock Absorber Type 540 TS Suspension KitHarley Davidson Tri Glide Ultra FLHTCUTG Effortless Steering, Better Comfort Stock steering effort can feel heavy in traffic and on winding roads. Our Ecoline 540 TS stereo shocks improve rear compliance and reduce effort by correcting negative travel and refining rebound damping. Combined with our proven Touring fork solution (Zero Friction fork springs and matched damping), sharp impacts are better controlled and overall comfort improves. Ecoline