2023 Rail 9.8 GX AXS Gen 4 is no longer available.

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TREK 2023 Rail 9.8 GX AXS Gen 4

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Colour: SATIN BAJA YELLOW

Trek Rail 9.8 GX AXS Gen 4: The Ultimate Long-Travel Carbon e-MTB

The Trek Rail 9.8 GX AXS Gen 4 is the ultimate long-travel carbon e-MTB, designed to conquer the most rugged trails and power you effortlessly back up the mountain. Equipped with cutting-edge upgrades, this bike is built for thrill-seekers who demand top-tier performance and unbeatable durability. With Bosch’s latest smart system technology, including a powerful 750 Wh battery, intuitive controls, and Bluetooth connectivity, your ride will reach new heights of performance, convenience, and fun.

Built for Maximum Performance: The Trek Rail 9.8 is the e-MTB of your dreams, blending carbon strength with the latest tech to deliver unparalleled power and precision. The OCLV Mountain Carbon frame features a longer reach, oversized head tube, and seat tube for enhanced strength, stability, and control, even on the most challenging terrain.

High-End Suspension & Precision Shifting: Enjoy a super-smooth ride with the RockShox ZEB Select+ fork and RockShox Super Deluxe Ultimate Thru Shaft shock, offering plush, responsive suspension for even the roughest descents. With the SRAM GX AXS wireless electronic shifting, gear changes are quick, precise, and effortless, keeping you in full control no matter the trail.

The Bosch Smart System:

  • Bosch Performance Line CX Motor: Unleash up to 85 Nm of torque for incredible power and smooth acceleration on any terrain. The new intelligent eMTB mode, with Extended Boost, automatically adjusts assist levels based on the trail for seamless riding.
  • 750 Wh Battery: Power through the longest trails with a high-capacity battery that delivers extended range for all-day rides.
  • System Controller: A sleek, integrated top-tube controller keeps you informed of your assist level and remaining battery. It connects to the eBike Flow app via Bluetooth for easy access to ride stats, system updates, and more.
  • Mini Remote: A compact and ergonomic remote allows for smooth, easy switching between assist levels, Walk mode, and more—all without removing your hands from the handlebars.

Advanced Features for Serious Riders:

  • Active Braking Pivot: Optimizes suspension for better control during braking and acceleration, helping you tackle steep descents and challenging terrain with confidence.
  • RIB (Removable Integrated Battery): This user-friendly system allows for easy, tool-free battery removal, perfect for transport, security, or charging on the go. Plus, the design fully integrates the battery for a sleek, streamlined look and the option to mount a water bottle cage.
  • Bosch eBike Flow App: Elevate your riding experience with this app that customizes motor behavior, tracks your ride stats, and even integrates with apps like Strava and Apple Health. Features like navigation, service reminders, and ride tracking put you in control like never before.

Designed for the Ultimate Ride: Whether you’re tearing up gnarly descents or racing back up the mountain, the Trek Rail 9.8 GX AXS Gen 4 combines power, precision, and innovation for a ride that can keep up with your most ambitious adventures. With its durable frame, high-performance suspension, and the latest e-bike technology, this bike is built to handle it all—pushing the limits of what you can do on the trail.

Frame: OCLV Mountain Carbon main frame, 1.8'' lower head tube, Bosch System Controller-compatible, Removable Integrated Battery (RIB), Knock Block 2.0, guided internal routing, 34.9 mm seat tube, magnesium rocker link, Motor Armour, Mino Link, ABP, Boost148, 12 mm thru-axle, 150 mm travel

Fork: RockShox ZEB Select+, DebonAir spring, Charger 3 RC2 damper, 1.8" oversized tapered steerer, eMTB optimised crown, 44 mm offset, Boost110, 15 mm Maxle Stealth, 160 mm travel

Shock: RockShox Super Deluxe Select+ RT, 230 mm x 57.5 mm

Wheel Front: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 29"

Wheel Rear: Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12 mm thru axle, 29"

Tyres: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50"/ Bontrager SE6 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50"

Shifter: SRAM GX Eagle AXS, 12 speed

Rear derailleur: SRAM GX Eagle AXS

Crank: SRAM X1 1000, 34T, 165 mm length

Chainring: SRAM X-SYNC 2, 34T, alloy

Cassette: SRAM Eagle XG-1275, 10-52, 12-speed

Chain: SRAM GX Eagle, 12-speed

Saddle: Bontrager Arvada, austenite rails, 138 mm width

Seatpost: Bontrager Line Elite Dropper

Handlebar: Bontrager Line Pro, OCLV Carbon, 35 mm, 27.5 mm rise, 780 mm width

Grips: Bontrager XR Trail Elite, nylon lock-on

Stem: Bontrager Line Pro, 35 mm, Blendr-compatible, 0-degree, 45 mm length

Brake Set: SRAM Code R 4-piston hydraulic disc

Brake rotor: SRAM CentreLine, 6-bolt, round-edge

Battery: Bosch PowerTube 750Wh, smart system (625Wh on size small)

Charger: Bosch standard 4A, 230V, smart system

Controller: Bosch System Controller BRC3100, smart system

Motor: Bosch Performance Line CX, smart system, magnesium motor body, 85 Nm

Brand TREK
Model Year 2023
Barcodes 601842783214, 601842783221, 601842783238, 601842783375, 601842783382, 601842783399, 601842783405, 601842783412, 601842783429, 601842783436
SKUs / Part Numbers 5278173, 5278174, 5278175, 5278176, 5278177, 5278178, 5278179, 5278193, 5278194, 5278195

Please note: Manufacturers can sometimes change the specification of the products from time to time.

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