This Öhlins FGRT 307 American V-Twin 48 Blackline inverted / upside down front fork is a direct upgrade replacement for late model Tourings. Set up and model specific built with a weight- and stress-optimized fork bottom design to accommodate the heavy Touring models. Inside the 30mm piston NIX-technology is used with its separated compression and rebound functions into each fork legs. This allows precise adjustments for improved stability; with easy access for all adjustments at the top caps. The inner tubes are gold titanium nitrate coated which drastically reduces friction. It will increase grip; bump absorption and performance which gives better comfort; tire feel and brake support with allround improved road holding. This front end gives excellent performance and will improve your overall riding experience on any road or track surface. - Plug & Play for CVO models with an upside down fork and the OEM radial Brembo caliper - 100mm mount hole distance for stock H-D radial caliper - NIX technology: Öhlins 30mm cartridge kit with compression and rebound adjustable; with rebound in one leg and compression in the other - Easy access to adjustments at the top caps - Bagger Racing-inspired fork bottom design - 48mm gold titanium nitrate coated fork tubes - Reduced friction - Improved grip; bump absorption and performance - Length: 730 mm- Stroke: 117 mm- Rate N/mm: 12 N/mm- Position: front- Mounted spring: 04744-12- Spring series: 04744-Serie- Recommended oil: 013