We have heard that these may not work on 2006 Softail models with the 200mm Wide tire. Features: Roller Detent for smoother shifting Steel shift forks Precision Ground 8620 Gears and shafts Chrome Plated Billet Trap Door Ratios are: 1. 86:1 98-902 Ultima 6 Speed Builders Kit 1990 & later Big Twin 5-spd models. Tech Note: These kits will work in 5 spd type 2000/Later models with additional minor modifications.The item "Ultima 6-Speed Transmission Builders Kit Harley Softail Dyna Touring Gear Set" is in sale since Tuesday, April 5, 2016. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Drivetrain & Transmission\Other Transmission Parts". The seller is "americanclassicmotors" and is located in Zieglerville, Pennsylvania. This item can be shipped worldwide.