Trek E-Caliber 9.9 XTR Gen 1

The "E-Caliber 9.9 XTR Gen 1" model from Trek, released in 2021, is a state-of-the-art e-mountain bike that stands out for its advanced technology and high-quality components. The price for this model is 11,999 EUR.

The frame of the E-Caliber 9.9 XTR Gen 1 is made from OCLV Mountain Carbon and features the IsoStrut shock, a tapered head tube, the Knock Block and internal Control Freak cable routing. The frame is designed for Boost148 and offers 60 mm of travel. The maximum permissible weight is 136 kg, whilst the bike itself weighs in at 16 kg.

For the brakes, Trek has opted for Shimano XTR M9120 hydraulic 4-piston disc brakes at both the front and rear, combined with Shimano MT900 (203 mm) and Shimano EM910 (180 mm) brake discs, each with Centre Lock. The gear lever is a Shimano XTR M9100 with 12 speeds.

The fork is a FOX Factory 34 Step-Cast with Float EVOL air spring and FIT4 damping. It offers 120 mm of travel and features a dual remote lockout function as well as a Kashima coating. The crankset is from Ethirteen and is an Espec Race Carbon with 32 teeth and a crank arm length of 175 mm. The cassette is a Shimano XTR M9101 with a range of 10–51 teeth. The drivetrain is completed by Shimano Dura-Ace/XTR M9100 components with 12 speeds.

The handlebars are made from Bontrager Line Pro OCLV Carbon, measure 750 mm in width and have a rise of 15 mm. The grips are ESI Chunky, and the stem is a Bontrager Kovee Pro, 70 mm long with a 13-degree angle, also featuring Knock Block and Blendr compatibility. The headset is integrated and features Knock Block and cartridge bearings.

The wheelset consists of Bontrager Kovee XXX OCLV Mountain Carbon wheels, which are tubeless-ready and feature Centre Lock disc mounts. The saddle is a Bontrager Verse Pro with carbon rails and a width of 145 mm, whilst the seatpost is a Bontrager XXX made from OCLV Carbon, measuring 400 mm in length and 31.6 mm in diameter.

The E-Caliber 9.9 XTR Gen 1 is powered by a Fazua Evation Drive Pack motor, which operates up to a speed of 25 km/h. The battery has a capacity of 252 Wh and can be charged using the Fazua Evation charger. The display is a Fazua Remote bX.

The frame geometry comprises a seat tube length of 51 mm, a top tube length of 67 mm, a head tube angle of 68 degrees, a seat tube angle of 73 degrees and a head tube length of 11 mm. The chainstay length is 45 mm, the standover height is 77 mm, and the wheelbase measures 122 mm. The packaging dimensions are 23 mm wide, 119 mm high and 201 mm long. The reach is 49 mm and the stack is 63 mm.

Overall, the Trek E-Caliber 9.9 XTR Gen 1 offers an impressive combination of lightness, stability and advanced technology, making it an outstanding e-mountain bike.