Trek Rail 8 GX AXS T-Type Gen 3
The Rail 8 is our top-of-the-line alloy electric mountain bike with long-travel suspension. It features a suspension set-up and parts worthy of the gnarliest enduro runs, and the powerful Bosch drive system will get you back up the mountain faster than you ever thought possible. It comes decked out with a wireless SRAM AXS drivetrain for reliable shifting that stays crisp under load.
It's right for you if...
You're after a do-anything long-travel e-MTB that can handle it all. You want serious power for steep punches or long fire roads, and the benefit of upgraded suspension on the downs. Plus, SRAM's latest wireless transmission for clean shifts and durability that you can count on.
The tech you get
A burly alloy frame with a 625 Wh Removable Integrated Battery, 160 mm RockShox Domane RC fork with beefy 38 mm stanchions, DebonAir spring and Motion Control damper, a 150 mm RockShox Deluxe Select+ shock, Bosch's smart system Performance Line CX for support up to 20 mph, a Bluetooth® LED remote for connectivity and activity tracking through the eBike Flow app. A wireless SRAM GX Eagle AXS transmission, and tubeless-ready Bontrager Line Comp 30 29er wheels.
The final word
This Rail features upgrades in all the right places – suspension, drivetrain, dropper and more. If you’re looking for an alloy electric mountain bike that’s spec’d to take on anything, the Rail 8 is the ride for you.
Specifications
*spec applies to all sizes unless otherwise noted
| *Frame |
Size: S Alpha Platinum Aluminium, curved top tube, Removable Integrated Battery (RIB), tapered head tube, Control Freak internal routing, magnesium rocker link, Motor Armour, Mino Link, ABP, Boost148, 12 mm thru axle, 150 mm travel |
|---|---|
|
Size: M, L, XL Alpha Platinum Aluminium, Removable Integrated Battery (RIB), tapered head tube, Control Freak internal routing, magnesium rocker link, Motor Armour, Mino Link, ABP, Boost148, 12 mm thru axle, 150 mm travel |
|
| Fork | RockShox Domain RC, DebonAir, Motion Control damper, lockout, tapered steerer, 44 mm offset, oversized crown for eMTB, Boost110, 15 mm Maxle Stealth, 160 mm travel |
| Shock | RockShox Deluxe Select+ RT, 230 mm x 57.5 mm |
| Max compatible fork travel | 170mm (580mm axle-to-crown) |
| 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" |
| Tyre | Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 29x2.50" |
| Tyre part | Bontrager TLR sealant, 180 ml/6 oz |
| Max tyre size | Frame: 29x2.60", Fork: See manufacturer |
| Battery | Bosch PowerTube 625Wh, smart system |
|---|---|
| Charger | Bosch standard 4A, 230V, smart system |
| Computer | Bosch LED remote, smart system |
| Motor | Bosch Performance Line CX, smart system, magnesium motor body, 85 Nm |
| Shifter | SRAM AXS POD |
|---|---|
| Rear derailleur | SRAM GX Eagle AXS, T-Type |
| Crank | SRAM GX, 160 mm length |
| Chainring | SRAM XX T-Type, 34T, steel |
| Cassette | SRAM Eagle XS-1275, T-Type,10-52, 12-speed |
| Chain | SRAM GX Eagle, T-Type, 12-speed |
| Pedal | VP-536 nylon platform |
| Max. chainring size | 1x: 34T |
| *Saddle |
Size: S, M, L, XL Bontrager Verse P3, chromoly rails |
|---|---|
|
Size: S, M, L, XL Bontrager Arvada, hollow chromoly rails, 138 mm width |
|
| *Seatpost |
Size: S Bontrager Line Dropper, 100 mm travel, internal routing, 31.6 mm, 345 mm length |
|
Size: M, L, XL Bontrager Line Dropper, 150 mm travel, internal routing, 31.6 mm, 440mm length |
|
| Handlebar | Bontrager Line, alloy, 35 mm, 27.5 mm rise, 780 mm width |
| Grips | Bontrager XR Trail Elite, nylon lock-on |
| Stem | Bontrager Elite, 35 mm, 0-degree, 45 mm length |
| Brake | SRAM DB 8 4-piston hydraulic disc |
| *Brake rotor |
Size: S, M, L, XL SRAM CenterLine, 6-bolt, round-edge, 180mm |
|
Size: S, M, L, XL SRAM CentreLine, 6-bolt, round edge, 200 mm |
|
| Rotor size | Max brake rotor sizes - Frame: 200mm, Fork: see fork manufacturer |
| Weight | M - 23.70 kg / 52.25 lbs (with TLR sealant, no tubes) |
|---|---|
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb). |
We reserve 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.
Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.
