Dt Swiss 240 MTB Boost Classic Three Decades Is rear hub
The 240 was developed for cyclists with extreme ambitions. You can choose between the 240 with limited weight thanks to the Ratchet EXP® system or the patented Ratchet DEG® system with reduced engagement angle. The EXP system is made with fewer components and is available with 36 and 54 teeth. The DEG system has 90 teeth, but its larger design also guarantees the proven DT Swiss reliability.
30th anniversary special edition
Build a unique pair of wheels with the 30th anniversary special edition 240 hub and its design based on the legendary Hügi model. This limited edition is equipped with the ultra-fast Ratchet DEG system.
Ratchet EXP and Ratchet DEG
The 240 hub is available with either the lighter Ratchet EXP freewheel system or the Ratchet DEG ultra-fast engagement system.
Ratchet EXP
The lightest freewheel system from DT Swiss.
Ratchet DEG
The DT Swiss freewheel system with the fastest engagement ever, with 90-tooth ratchet rings. The innovative design allows the bearings to be replaced without the use of special tools, as there is no need to remove the threaded ring nut.
High compatibility
The 240 hub is available in CLASSIC and Straightpull versions, in common standard sizes and with classic freewheel systems.
Tech spec
- Brake Interface: Disc IS (6-bolt)
- Cassette Interface: Shimano Micro Spline
- Freewheel Body: Shim. 12SP Light (ASL12)
- Freewheel system: Ratchet DEG 90
- Axle system: 12 mm Thru Axle
- Size: 148 mm Boost
- Number of holes: 32