Rail+ 8 Gen 5 Dark Star
Pay for your purchase in four interest-free installments (due every two weeks).
Detail Information
The Rail+ 8 is an alloy enduro e-bike that packs in what you want most for big adventures. It comes equipped with a Bosch Performance CX drive system with full power for crushing laps and big climbs while its massive battery takes you the distance. 160 mm of front and rear travel make Rail+ super capable in the rough and rowdy, and adjustable geometry lets you customise it for how and where you ride.
It's right for you if...
You want a bike that maximises the fun and is up for gnarly rides that get you off the grid or just hammering in an extra lap or two. You need the capability of an enduro bike for pointing it down the rough and rowdy, and love the feeling of full assist taking the sweat out of the climb back to the top for more
The tech you get
An Alpha Platinum Aluminium frame with a Bosch Performance CX system (85 Nm, 250 W) and 800 Wh Removable Integrated Battery 2.0. A 160 mm RockShox ZEB Select fork with DebonAir spring, Motion Control damper and lockout, and a RockShox Deluxe Select+ RT shock. All topped off with a Shimano XT and SLX blended 12-speed drivetrain, dropper post, Bontrager Line Comp 30 Tubeless Ready wheels and 4-piston Shimano hydraulic disc brakes.
The final word
The Rail + 8 is an enduro e-MTB dialled for big adventures. It packs in capable, adjustable geometry, a massive battery and a powerful motor to get you wherever you want to go. An upgraded drivetrain balances price and performance for a ride that's ready for anything.
Why you'll love it
- The Rail+ delivers adventure with plenty of travel and power for getting after epic rides that take you peak to peak or chasing endless enduro laps
- The powerful Bosch Performance CX system goes full gas up steep climbs and keeps you cool for the descents
- You can tweak your geometry and suspension leverage rate for how you ride, and add in adjustable angle headset cups (sold separately) for even more adjustability
- The massive 800 Wh RIB 2.0 battery supports you for big miles and can be easily removed for travel or storage
- It's compatible with the Bosch PowerMore booster battery for going even further on epic adventures
*Please note – spec applies to all sizes unless listed separately
| Frame | Alpha Platinum Aluminium, Removable Integrated Battery (RIB 2.0), tapered head tube, guided internal routing, Motor Armor, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, 34.9 mm seat tube, ABP, UDH, Boost148, 12 mm thru axle, 160 mm travel |
|---|---|
| Fork | RockShox ZEB Select, DebonAir spring, Charger RC damper, tapered steerer, 44 mm offset, Boost110, Maxle Stealth, 160 mm travel |
| Shock | RockShox Super Deluxe Select+ RT, 205mm x 65mm |
| Max compatible fork travel | 180mm |
| *Wheel front | Size: S Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 27.5" |
|---|---|
| Size: M, L, XL Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle, 29" |
|
| Wheel rear | Bontrager Line Comp 30, High Strength 6000 Series Aluminium rim, Tubeless-Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12 mm thru axle, 27.5" |
| Skewer rear | Bontrager Switch thru-axle, removable lever |
| *Tyre | Size: S, M, L, XL Bontrager Brevard Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 27.5x2.50" |
| Size: M, L, XL Bontrager Brevard Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.50" |
|
| Tyre part | Bontrager TLR sealant, 180 ml/6 oz |
| Max tyre size | Frame: 27.5x2.60", Fork: See manufacturer |
| Charger | Bosch standard 4A, 230V, smart system |
|---|---|
| Controller | Bosch System Controller BRC3100, smart system |
| Motor | Bosch Performance Line CX, 20 mph / 32 km/h max assist (25 km/h max assist in EU and APAC) |
| Shifter | Shimano SLX M7100, 12-speed |
|---|---|
| Rear derailleur | Shimano XT M8100, long cage |
| Crank arm | E*thirteen E*spec Plus, 160 mm length |
| Cassette | Shimano Deore M6100, 10-51, 12-speed |
| Chain | Shimano SLX M7100, 12-speed |
| Pedal | VP-536 nylon platform |
| Max. chainring size | 1x: 36T |
| Saddle | Bontrager Verse P3, steel rails |
|---|---|
| *Seatpost | Size: S Bontrager Line Dropper, 150mm travel, MaxFlow, internal routing, 34.9 mm, 410 mm length |
| Size: M, L, XL Bontrager Line Dropper, 170 mm travel, MaxFlow, internal routing, 34.9 mm, 450 mm length |
|
| Size: L, XL Bontrager Line Dropper, 200 mm travel, MaxFlow, internal routing, 34.9 mm, 515 mm length |
|
| Handlebar | Bontrager Line, alloy, 35 mm, 27.5 mm rise, 780 mm width |
| Grips | Bontrager XR Trail Comp, nylon lock-on |
| Stem | Bontrager Elite, 35 mm, 0-degree, 45 mm length |
| Head set | Integrated cartridge bearing, 1-1/8" top, 1.5" bottom, angle adjust cup compatible |
| Brake | SRAM DB 8 4-piston hydraulic disc |
| Brake rotor | SRAM CentreLine, 6-bolt, round-edge, 200 mm |
| Rotor size | Max brake rotor sizes - Frame: 220mm, Fork: see fork manufacturer |
| Mudguard | Trek 27.5" custom fender |
|---|
| Weight | M - 25.08 kg / 55.3 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.
Product Reviews
You may also
Like this
Rail+ 9.8 Gen 5 Dark Star/Lithium Marble
$11,999.99 $10,499.00
Conquer any trail with the Trek Rail+ 9.8 Gen 5 in Dark Star/Lithium Marble. Featuring an OCLV Mountain Carbon frame, Bosch Performance Line CX motor, long-range battery and premium full-suspension performance for aggressive trail and enduro riding.
Rail+ 9.8 Gen 5 Fury Red/Dark Star
$11,999.99 $10,499.00
Ride further and faster with the Trek Rail+ 9.8 Gen 5 in Fury Red/Dark Star. Featuring an OCLV Mountain Carbon frame, Bosch Performance Line CX motor, long-range integrated battery and premium full-suspension performance for trail and enduro riding.
Rail+ 8 Gen 5 Desert Sage/Brushed Chrome
$9,499.99 $8,499.00
Take on every trail with the Trek Rail+ 8 Gen 5 in Desert Sage/Brushed Chrome. Featuring an Alpha Platinum Aluminium frame, Bosch Performance Line CX motor, long-range integrated battery and premium full-suspension performance for trail and enduro riding
Rail+ 8 Gen 5 Lithium/Gloss Black Splatter
$9,499.99 $8,499.00
Conquer challenging trails with the Trek Rail+ 8 Gen 5 in Lithium Black Splatter. Featuring an Alpha Platinum Aluminium frame, Bosch Performance Line CX motor, long-range battery and premium full-suspension performance for trail and enduro riding.
Turbo Levo 4 Comp Alloy Satin Metallic Obsidian / Birch
$9,600.00
Specialized Turbo Levo 4 Comp Alloy Satin Metallic Obsidian / Birch
Turbo Levo 4 Comp Alloy Gloss Desert Metallic / Dolomite Metallic
$9,600.00
Conquer the trails with the Specialized Turbo Levo 4 Comp Alloy in Gloss Desert Metallic. Featuring an 810W, 105Nm motor, 840Wh battery, M5 Alloy frame and FOX 160/150mm suspension.
Rail+ 5 Gen 5 Desert Sage/Brushed Chrome
$7,999.99 $6,999.00
2027 Trek Rail+ 5 Gen 5 Desert Sage/Brushed Chrome
Rail+ 5 Gen 5 Lithium/Gloss Black Splatter
$7,999.99 $6,999.00
Trek 2027 Rail+ 5 Gen 5 Lithium/Gloss Black Splatter