Trek Rail+ 9.8 XT Gen 5 (2025)

Ideal for you!

You chase big rides on any terrain and need an e-bike that can keep up. You want suspension capable of devouring roots and rocks, and a full-assist motor that won't back down on tough climbs. You’re after upgraded components where it counts most, like a carbon frame, an updated suspension package, and a 12-speed Shimano XT drivetrain.

The technology you get:

OCLV Mountain carbon frame with Bosch Performance CX system (85Nm, 250W) and a powerful, removable RIB 2.0 battery with 800Wh. RockShox ZEB Ultimate 160mm fork with DebonAir spring and Charger 3 RC2 damper, and RockShox Super Deluxe Ultimate rear shock. Additionally, Tubeless Ready Bontrager Line Comp 30 wheels, Shimano XT 12-speed drivetrain, Shimano XT 4-piston hydraulic disc brakes, and an internally routed dropper post.

The final word:

Rail+ 9.8 is ready to take on the most epic adventures, taking you well beyond the usual limits. With ample suspension to tackle the roughest terrains, a powerful motor for big climbs, and a super-powered battery to keep you going mile after mile, this bike is built to challenge any situation.

Here’s why you’ll love it:

• Rail+ offers levels of travel and power that allow you to tackle epic adventures from peak to peak or challenge endless enduro trails.
• An upgraded suspension package to float through tough sections and crisp, precise shifting thanks to the Shimano XT 12-speed drivetrain.
• You can adjust the geometry and suspension leverage ratio based on your riding style and add new angle-adjustable headset cups (sold separately) for even greater customization.
• The powerful Bosch Performance CX system delivers peak performance on steep climbs while saving precious energy on descents.
• The powerful 800Wh RIB 2.0 battery provides maximum support mile after mile and can be easily removed during transfers or when it needs to be stored.

FRAME KIT

• Frame: OCLV Mountain Carbon, removable integrated battery (RIB 2.0), tapered head tube, internally routed cables, Motor Armor, adjustable-angle headset, adjustable Mino Link geometry, adjustable lever ratio, 34.9mm seat tube, ABP, UDH Boost148, 12mm thru axle, 160mm travel
• Fork: RockShox ZEB Ultimate, DebonAir spring, Charger 3.1 RC2 damper, tapered steerer tube, 44mm offset, Boost110, Maxle Stealth 15mm, 160mm travel
• Suspension: RockShox Super Deluxe Ultimate RC2T, 205x65mm
• Max compatible fork travel: 180mm

WHEELS

• Front wheel:
  - Size: S - Bontrager Line Comp 30, Tubeless Ready, 6 bolts, Boost110, 15mm thru axle, 27.5"
  - Size: M, L, XL - Bontrager Line Comp 30, Tubeless Ready, 6 bolts, Boost110, 15mm thru axle, 29"
• Rear wheel: Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6 bolts, Boost148, 12mm thru axle, 27.5"
• Rear axle: Bontrager Switch Thru Axle, removable lever
• Tire:
  - Size: S, M, L, XL - Bontrager Brevard RSL SE, Tubeless Ready, triple compound, aramid bead, 120tpi, 27.5x2.50"
  - Size: M, L, XL - Bontrager Brevard RSL SE, Tubeless Ready, triple compound, aramid bead, 120tpi, 29x2.50"
• Tire component: Bontrager TLR sealant, 6oz
• Nipple washer: Bontrager TLR
• Max tire size: Frame: 27.5x2.60", Fork: See fork manufacturer data

ELECTRONIC SYSTEM

• Battery: Bosch PowerTube 800Wh, intelligent system
• Charger: Bosch standard 4A, 230V, intelligent system
• Controller: Bosch BRC3100 controller, intelligent system
• Motor: Bosch Performance Line CX, maximum assistance 20mph/32km/h (maximum assistance 25km/h in EU and APAC)

DRIVETRAIN

• Shifter: Shimano XT M8100, 12-speed
• Rear derailleur: Shimano XT M8100, long cage
• Crankset: Ethirteen Espec Plus, 160mm length
• Cassette: Shimano XT M8100, 10-51, 12-speed
• Chain: Shimano XT M8100, 12-speed
• Pedal: Nylon platform VP-536
• Max chainring size: 1x: 36T

COMPONENTS

• Saddle: Verse Short Comp, steel rails, 145mm width
• Seatpost:
  - Size: S - Bontrager Line dropper post, 150mm travel, MaxFlow, internally routed cables, 34.9mm, 410mm length
  - Size: M, L, XL - Bontrager Line dropper post, 170mm travel, MaxFlow, internally routed cables, 34.9mm, 450mm length
• Handlebar: Bontrager Line Pro, OCLV carbon, 35mm, rise 27.5mm, 780mm width
• Grips: Bontrager XR Trail Elite, nylon lock-on
• Stem: Bontrager Line Pro, 35mm, Blendr compatibility, 0 degrees, 45mm length
• Headset: Integrated cartridge bearings, 1-1/8" top, 1.5" bottom, compatible with angle-adjustable headset cup
• Brake: Shimano XT M8120, 4-piston hydraulic disc
• Brake rotor: Shimano RT86, 6 bolts, 203mm
• Max brake rotor size: Frame: 220mm, Fork: see fork manufacturer data

ACCESSORIES

• Fenders: Custom Trek 27.5” fender

WEIGHT

• Weight: M - 23.78 kg / 52.43 lbs (with TLR sealant, without inner tube)
• Weight limit: This model has an overall maximum weight limit (combined weight of the bike, rider, and load) of 136kg.

The manufacturer reserves the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. The prices shown are the manufacturer's suggested retail prices.