Upgrade or refresh your DT Swiss-equipped Bontrager wheels. Upgrade or refresh your DT Swiss-based Bontrager wheels. Genuine replacement parts Genuine replacement parts Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have got you covered. Whether you're looking to upgrade to the newest and freshest drivetrain or simply hoping to refresh your trusty wheelset, Trek Genuine Replacement Parts have you covered. - Replacement freehub bodies for DT Swiss Ratchet System hub platform Replacement freehub bodies for DT Swiss Ratchet System hub platform - Compatible with all Bontrager MTB wheels with DT 240 hub internals Compatible with all Bontrager MTB wheels with DT 240 hub internals - Available with either 5 mm quick release or 12 mm Thru Axle end cap Available with either 5mm quick release ...