Trek Rail+ 8 Gen 5

By Trek
$5,999.99
SKU: 5348379 // Barcode: 197216436409
Rail+ 8 is an aluminum enduro e-bike with big power and plenty of travel for wild, ride-anything adventures. It starts with an Alpha Platinum Aluminum frame paired with a RockShox Super Deluxe shock and Lyrik fork to tackle chunky backcountry rock gardens. A SRAM Eagle drivetrain delivers smooth shifting, while Shimano MT620 4-piston brakes, a Bontrager Line dropper post, and tubeless-ready Line TLR 30 wheels round out the build.

Bosch Performance Line CX motor: 100Nm upgrade ready

Bosch Performance Line CX sets the standard for eMTB performance with 85Nm of torque out of the box, but can be tuned all the way up to 100Nm and 750 watts of power using the Bosch eBike Flow app. The Bosch Smart system also has intelligent eMTB mode with Extended Boost that automatically adjusts the amount of assist based on the terrain. *O aplicativo eBike Flow não está disponível no Brasil.

Bosch Performance Line CX motor: 120Nm upgrade ready

Bosch Performance Line CX sets the standard for eMTB performance with 85Nm of torque out of the box, but can be tuned all the way up to 120Nm and 750 watts of power using the Bosch eBike Flow app. The Bosch Smart system also has intelligent eMTB mode with Extended Boost that automatically adjusts the amount of assist based on the terrain. *O aplicativo eBike Flow não está disponível no Brasil.

New RIB 2.0

Removable Integrated Battery (RIB 2.0) makes it easy to remove your battery for more convenient charging or traveling, and you don't have to worry about dropping it thanks to a secondary safety catch.

Extend your ride

Wanna take your ride even farther? Pair a 250Wh PowerMore range extender with your bike to chase your most epic adventures.

Bosch Mini Remote

The compact, ergonomic Mini Remote lets you easily change assist level, activate Walk mode, or turn on optional lights, all without moving your hand off the handlebar. Plus, it's wireless and connects with your System Controller via Bluetooth

Mixed wheel size

You get a 29" front wheel for monster truckin' over stuff, with a smaller 27.5" wheel out back for getting rowdy.


Frame Alpha Platinum Aluminum, Removable Integrated Battery (RIB 2.0), tapered head tube, guided internal routing, Motor Armor, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, 34.9mm seat tube, ABP, UDH, Boost148, 12 mm thru axle, 160 mm travel
Fork RockShox Lyrik, Delta RC, DebonAir+, tapered steerer, 44mm offset, Boost 110, 15mm Maxle Stealth, 160mm travel
Shock RockShox Super Deluxe, Linear XL, 205mm x 65mm
Tire Bontrager Brevard Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 27.5x2.50''
Tire Part Bontrager TLR sealant, 6oz
Hub Front Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle
Hub Rear Bontrager alloy, sealed bearing, 6-bolt, Rapid Drive 108, Shimano freehub, Boost148, 12mm thru axle
Rim Bontrager Line TLR 30, 27.5'' Tubeless Ready, 28-hole, Presta valve
Rim Strip Bontrager TLR
Skewer Rear Bontrager Switch thru axle, removable lever
Shifter SRAM Eagle 70, 12 speed
Rear Derailleur SRAM Eagle 70, T-Type
Crank FSA alloy, 160mm length
Cassette SRAM Eagle XS-1270, T-Type,10-52, 12 speed
Chain SRAM Eagle 70, T-Type, 12 speed
Chainring SRAM T-Type, 34T, steel
Brake Shimano MT620 hydraulic disc // Shimano MT620 hydraulic disc
Brake Rotor Shimano RT66, 6-bolt, 203mm
Pedal Nylon platform
Saddle Bontrager Verse P3, steel rails
Seatpost Bontrager Line Dropper, 150mm travel, MaxFlow, internal routing, 34.9mm, 410mm length
Stem Bontrager Elite, 35mm, 0 degree, 45mm length
Grips Trek Line Comp, nylon lock-on
Fender Trek custom fender
Battery Bosch PowerTube 800Wh, smart system
Motor Bosch Performance Line CX (Europe and APAC: 25 km/h, US and ROW: 20 mph / 32 km/h)
Charger Bosch standard 4A, 110V, smart system

Geometry Chart

B B Drop 1.2
B B Height 34.5
Chainstay Length 44.6
Eff Seat Tube Angle 77.9°
Eff Top Tube 56.2
Frame Reach 43.5
Frame Size Letter S
Frame Size Number 15.5"
Frame Stack 59.4
Head Angle 65.0°
Head Tube Length 10
Offset 4.3
Position High
Seat Tube 38
Seat Tube Angle 75.3°
Standover 76.7
Trail 11.9
Wheelbase 120.1
Wheel Size 27.5"