Thicker inner damper tube for increased strength along with a 6mm reduction in overall width on the valve body from 68mm to 50.5mm to fit more frames with tighter tolerances- Detents on the preload collar to allow more precise preload tuning- 4-way independent adjustment: high-speed compression, low-speed compression, high-speed rebound and low-speed rebound- Climb Switch changes compression and rebound damping simultaneously to mitigate unwanted chassis motion while climbing- Spring and mounting hardware sold separately