The DT Swiss 240 is a benchmark-performance MTB hub, and this Boost rear version delivers fast, precise engagement and trusted durability for trail and cross-country wheel builds.

Highlights

  • Rear hub from the renowned DT Swiss 240 family
  • Boost 12/148mm thru-axle fitment
  • 6-bolt disc rotor interface
  • SRAM XD driver body
  • 28 hole drilling
  • Straightpull spoke design
  • Ratchet EXP 36t engagement (10°)
  • Steel cartridge bearings
  • E-bike approved (max. 32 km/h / 250 W)

Ratchet EXP

This hub uses the DT Swiss Ratchet EXP system with a 36-tooth ratchet for 10-degree engagement as standard. Both ratchet rings engage simultaneously for even load distribution, and the system can be upgraded to a 54-tooth ratchet (6.7°) for faster pick-up.

Compatibility & fit

Set up for a Boost 12/148mm thru-axle, 6-bolt disc rotors, a SRAM XD driver and straightpull spokes, drilled with 28 holes. Confirm your axle standard, rotor mount, driver and spoke count match your frame and rim before building.

DT Swiss covers this hub with a 24-month warranty against material and manufacturing defects from the date of purchase. Normal wear items, including bearings and freehub bodies, are not covered. The DT Swiss crash-replacement (Fair Share) programme applies to carbon rims only and does not apply to this product.

For any warranty support, please return the item to Tune Cycles and our team will handle the claim on your behalf.

  • DT Swiss 240 benchmark-performance MTB rear hub
  • Boost 12/148mm thru-axle
  • 6-bolt disc rotor mount
  • SRAM XD driver body
  • 28 hole drilling
  • Straightpull spokes
  • Ratchet EXP 36t engagement (10°), upgradeable to 54t (6.7°)
  • Steel cartridge bearings
  • E-bike approved (max. 32 km/h / 250 W)
BrandDT Swiss
Model240
PositionRear
DisciplineMTB
Brake interface6-bolt
AxleBoost 12/148mm thru-axle
Hole count28H
Spoke typeStraightpull
Freehub bodySRAM XD
EngagementRatchet EXP 36t (10°), upgradeable to 54t (6.7°)
BearingsSteel cartridge bearings
E-bike approvedYes (max. 32 km/h / 250 W)
SKU APO-DTH2342
Barcode # 7.61E+12
Brand DT Swiss