Arlen Ness Front 6 Piston Differential Bore Caliper For Harley With 11.8" Rotors 2006-2023. $404.96 $422.96. $449.95 $469.95. 10% off MSRP. 7. Closeout. Fits your 2011 Harley Davidson Electra Glide Ultra Classic FLHTCU/I. Find 2019 Harley-Davidson Electra Glide Ultra Classic for sale. 2011 Harley-Davidson Dyna . $10,999 . 2007 Harley-Davidson Softail Harley offered ABS as an $800 upgrade in 2008 on the Ultra Classic for safety reasons. Sadly, the H-D ABS braking system has been fraught with major issues. In 2018, a voluntary recall was issued by Harley-Davidson for over 175,000 touring bikes from 2008 – 2011 because of a defect in the brakes. Unfortunately, another defect was overlooked. PTzSP.