Trek Top Fuel 9.9 XX AXS T-Type

The 2024 "Top Fuel 9.9 XX AXS T-Type" model from Trek is a state-of-the-art mountain bike designed for demanding riders. Priced at 11,499 EUR, this bike offers a host of technical refinements and high-quality components.

The frame is made from OCLV Mountain Carbon and features an internal storage compartment and a tapered head tube. The Knock Block 2.0 provides additional protection, whilst the guided internal cable routing and down tube protection ensure a clean and durable design. The magnesium derailleur hanger, the Mino Link and the ABP (Active Braking Pivot) system all contribute to improved riding dynamics. With 120 mm of travel and Boost148 standard, the frame is ideally suited to challenging trails. The maximum rider weight is 136 kg, whilst the bike itself weighs just 12 kg.

The braking system consists of SRAM Level Ultimate 4-piston hydraulic disc brakes at both the front and rear, with 160 mm and 180 mm SRAM HS2 brake rotors respectively. The maximum brake rotor diameters deliver outstanding braking performance in all conditions.

The SRAM AXS POD Ultimate is used for gear shifting, which, in combination with the SRAM XX Eagle T-Type drivetrain, ensures precise and fast gear changes. The fork is a RockShox Pike Ultimate with DebonAir suspension and a Charger 3 RC2 damper, offering 130 mm of travel. The crankset consists of the SRAM XX Eagle with a 30-tooth chainring and a 55 mm chainline.

The bike is fitted with a SRAM Eagle XS-1299 cassette, offering a range of 10–52 teeth and 12 speeds. The handlebars are an integrated Bontrager RSL handlebar and stem unit, made from OCLV Carbon, with a width of 820 mm and a rise of 27.5 mm.

The wheelset consists of Bontrager Line Pro 30 rims, also made from OCLV Mountain Carbon, which are tubeless-ready and feature a Rapid Drive 108 hub. The saddle is a Bontrager Arvada with austenitic struts and a width of 138 mm, whilst the seatpost is a wireless RockShox Reverb AXS with 170 mm of travel.

The bike’s geometry comprises a reach of 50 mm, a stack of 62 mm, a seat tube length of 50 mm and a top tube length of 65 mm. The head tube angle is 66 degrees and the seat tube angle is 70 degrees. The head tube length is 12 mm, the chainstay length is 43 mm and the standover height is 76 mm. The overall wheelbase is 124 mm.

In summary, the Trek Top Fuel 9.9 XX AXS T-Type offers an outstanding combination of advanced technology, high-quality components and well-thought-out geometry, making it an excellent choice for demanding mountain bike tours.