2025 Trek Rail+ 9.8 GX AXS Gen 5 E-Bike

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Where To Buy
$70 standard shipping on bikes (continental U.S. only).
$70 standard shipping on bikes (continental U.S. only).
$7,899.99
Free shipping on orders over $69 (continental U.S. only).
International shipping available. Some exclusions apply.
Free U.S. shipping on everything.
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.

Specifications

Product
Trek Rail+ 9.8 GX AXS Gen 5 E-Bike
Model Year
2025
Intended Use
Enduro / All-Mountain
Rider
Unisex
Sizes and Geometry
SM (High, Low)
MD (High, Low)
LG (High, Low)
XL (High, Low)
Sizes Additional Info
• SM has 27.5" wheels; MD-XL have mixed ("Mullet") wheels: 29" front, 27.5" rear
• Geometry adjustable via two-position Mino Link flip chip in seatstay/rocker link pivot
• Geometry adjustable via optional angle-adjust headset cups, for +1° and -1° head tube angle adjustments
• All specifications listed are with 160mm travel fork with 43mm offset
Wheel Size
27.5" (650b)
Mixed Wheel Size
E-Bike Class
Class 1: Pedal Assist (Pedelecs)
Motor
Bosch Performance Line CX, Smart System, 250 W power, 85 Nm max torque
Battery
Bosch PowerTube, Smart System, integrated, removable with hex key
Option: Bosch PowerMore range extender, 250 Wh
Battery Capacity
800 Wh
Display/Remote
Bosch System Controller BRC3100 top tube integrated display, Smart System, Bluetooth connectivity; Bosch Wireless Mini Remote, Smart System
Modes
Turbo, Sport/eMTB, Tour, Eco, Walk Assist
Max Speed with Assist
USA/Canada/New Zealand: 20 mph (32.2 km/h)
Other: 15.5 mph (25 km/h)
Frame Material
Carbon Fiber
Frame Material Details
OCLV Mountain Carbon main frame, carbon rear triangle, Motor Armor, molded chainstay and battery door protection
Rear Travel
160mm
Rear Shock
FOX FLOAT X Performance Elite, 2-position platform lever, 205mm length x 65mm stroke
Fork
FOX FLOAT 38 Performance Elite, EVOL, GRIP X damper, Kabolt X thru-axle, includes FOX mudguard/fender
Fork Travel
160mm
Head Tube Diameter
Tapered, 1.125" top, 1.8" bottom
Headset
Angle adjust, with 0° cups installed; +/-1° cups sold separately
Handlebar
Bontrager Line Pro, OCLV Carbon, 780mm width, 27.5mm rise, 35mm clamp diameter
Stem
Bontrager Line Pro, 45mm length, 0° rise, 35mm bar clamp, Blendr compatible
Grips
Bontrager XR Trail Elite, nylon lock-on
Brakes
SRAM Code Bronze, 4-piston, SRAM HS2 6-bolt rotors (220mm front, 200mm rear)
Brake Levers
SRAM Code Bronze Stealth, tool-free reach adjust
Drivetrain
1x
Shifters
SRAM Eagle Pod Controller, 12-speed, AXS electronic wireless
Front Derailleur
None
Rear Derailleur
SRAM GX Eagle Transmission, 12-speed, AXS electronic wireless
Chainguide
Upper slider
Cranks
SRAM GX Eagle Transmission Alloy, 160mm length
Chainrings
SRAM Eagle Transmission
Pedals
VP-536 nylon platform
Chain
SRAM GX Eagle Transmission Flattop, 12-speed
Cassette
SRAM GX Eagle Transmission XS-1275, 12-speed, 10-52 tooth
Rims
Bontrager Line Comp 30 Alloy, tubeless ready
Hubs
Bontrager Line Comp wheelset, 15mm x 110mm (Boost) front, 12mm x 148mm (Boost) rear with Rapid Drive 108 freehub and XD driver
Spokes
Bontrager Line Comp wheelset
Tires
Bontrager Brevard RSL SE, triple compound, aramid bead, 60 TPI, tubeless ready, 2.5"
Saddle
Bontrager Verse Short Comp, steel rails, 145mm width
Seatpost
Bontrager Line dropper
Seatpost Diameter
34.9mm
Seatpost Clamp
Single bolt
Rear Dropout / Hub Dimensions
12mm x 148mm (Boost)
Max. Tire Size
 
Bottle Cage Mounts
One inside front triangle, plus accessory mounts under top tube
Colors
Deep Smoke, Pennyflake
Warranty
Lifetime frame and wheels; 2 years Trek/Bontrager parts, suspension linkage components, and paint/decals
Weight
53 lb 4.9 oz (24,180 g)
Miscellaneous
• ABP (Active Braking Pivot) rear suspension design
• Removable Integrated Battery (RIB) 2.0 system
• SM has 27.5" wheels; MD-XL have mixed ("Mullet") wheels: 29" front, 27.5" rear
• Geometry adjustable via two-position Mino Link flip chip in seatstay/rocker link pivot
• Geometry adjustable via optional angle-adjust headset cups, for +1° and -1° head tube angle adjustments
• Control Freak guided internal cable routing
• SRAM UDH (Universal Derailleur Hanger)
• Power settings customizable, plus all-in-one navigation and activity tracking, via Bosch eBike Flow Mobile App
• Weight given for size MD set up tubeless
• Includes rear mini fender/mudguard
• Includes Bosch battery charger
• Includes SRAM AXS Powerpack battery charger

Rear suspension leverage rate adjustable via flip chip at lower shock mount:
• Less progressive setting intended for a plusher feel perfect for rugged trails with square-edge bumps
• More progressive setting intended for hitting big features without bottom-out, or to run a coil shock
Price
$9,999.99
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Where To Buy
$70 standard shipping on bikes (continental U.S. only).
$70 standard shipping on bikes (continental U.S. only).
$7,899.99
Free shipping on orders over $69 (continental U.S. only).
International shipping available. Some exclusions apply.
Free U.S. shipping on everything.
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.
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