Trek Rail+ 8 Gen 5 Bike 2026 Dark Star
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Take on any trail with the Trek Rail+ 8 Gen 5, an aluminum enduro e-bike built for fearless riders seeking maximum control and power. Its mixed-wheel design and 160mm suspension travel let you charge through rock gardens and technical descents with confidence.
Powered by the Bosch Performance Line CX motor and paired with a Shimano XT/SLX 12-speed drivetrain, the Rail+ 8 delivers up to 100Nm torque and smooth, reliable shifting. Trek’s Alpha Platinum Aluminum frame, RIB 2.0 battery system, and RockShox suspension keep your ride efficient, adjustable, and trail-ready for every adventure.
Key Features
- Frame: Alpha Platinum Aluminum, RIB 2.0, 160mm travel
- Fork: RockShox ZEB Select, 160mm travel
- Shock: RockShox Super Deluxe Select RT, 205mm x 65mm
- Front Wheel: 27.5'' / 29'', Tubeless Ready, Boost110, 15mm thru axle
- Rear Wheel: 27.5'', Tubeless Ready, Boost148, 12mm thru axle
- Tires: Bontrager Brevard Pro XR, 27.5x2.50'' / 29x2.50'', dual compound, aramid bead, 60 tpi
- Battery: Bosch PowerTube 800Wh, smart system
- Motor: Bosch Performance Line CX, 20 mph / 32 km/h max assist
- Controller: Bosch System Controller Kiox400C, smart system
- Shifter: Shimano SLX M7100, 12-speed
- Rear Derailleur: Shimano XT M8100, long cage
- Crank Arm: E*thirteen E*spec Plus, 160mm length
- Cassette: Shimano Deore M6100, 10-51, 12-speed
- Chain: Shimano SLX M7100, 12-speed
- Saddle: Bontrager Verse P3, steel rails
- Seatpost: Bontrager Line Dropper, 150-200mm travel, internal routing
- Handlebar: Bontrager Line, alloy, 780mm width, 27.5mm rise
- Stem: Bontrager Elite, 0°, 45mm length
- Brakes: SRAM DB 8, 4-piston hydraulic disc
- Brake Rotors: SRAM CenterLine, 6-bolt, 200mm front/rear (max 220mm frame)
- Core System: Bosch Smart system with eMTB mode and Extended Boost for terrain-adaptive assist
- Suspension Adjustment: Flip-chip leverage rate for More/ Less progressive tuning
- Active Braking Pivot: Independent suspension tuning for braking and acceleration forces
- Mixed Wheel Size: 29'' front, 27.5'' rear for optimized control and agility
- Battery System: Removable Integrated Battery (RIB 2.0) with secondary safety catch
- Mini Remote: Wireless Bosch controller for assist level, Walk mode, and optional lights
- Construction: Low-emission aluminum frame manufactured with renewable energy
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