Trek Rail+ 8 Gen 5 2026 electric bike image 01

Overview

The Trek Rail+ 8 Gen 5 is a capable mountain bike built for trail riding and off-road adventures, with a powerful motor and strong braking that give confidence on rough terrain. Its front and rear suspension smooths out uneven surfaces, and the removable battery adds flexibility for charging and storage. However, the charging time is notably slow, and the bike's weight makes it a bit harder to lift, which might be a consideration for those needing frequent portability. While the motor provides strong assistance, the battery efficiency is average for its class, so riders may need to manage their range carefully on longer rides.

Where to buy

Compared with similar mountain bike e-bikes on Bikkerr, this model sits £265.35 below average

Lowest price now: £4,499.00 Best price ever seen: £3,999.00 Price drop detected Prices update every ~24 hours
Joint best deal
£4,499.00
RRP £5,000.00
↓ £501.00 (10.02%)
Tredz
Trek Rail+ 8 Gen 5
View deal
Joint best deal
£4,499.00
RRP £5,000.00
↓ £501.00 (10.02%)
Leisure Lakes Bikes
Trek Rail+ 8 Gen 5
View deal
£4,500.00
RRP £5,000.00
↓ £500.00 (10.00%)
Trek
Trek Rail+ 8 Gen 5
View deal

eBike Overview

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eBike Type: Mountain Bike

The style of riding intended for this bike

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Released: 2026

The bike was released this year

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Screen

Bosch System Controller BRC3100, smart system Bosch Sys

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Lights Included

No

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Weight (inc battery): 25.08 kg

The website average for electric bikes is 24.55 kg. This electric bike is 0.52 kg over the average. Total bike weight may vary depending on frame size.

Esystem & Battery

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Motor Name

Bosch Performance Line CX (Gen 5)

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Motor Power

600 watts

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Motor Torque

85 N.m

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Sensor Type

Torque Sensor

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Battery Capacity

800 wh

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Claimed Max Range

65 miles (104.6 km)

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Charge Time

6h 45m

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Removable Battery

Yes

Sizing & Geometry

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Min / Max Rider Height

XS | S 155–165 cm (5′1″–5′5″) | M 165–176 cm (5′5″–5′9″) | L 177–188 cm (5′10″–6′2″) | XL 188–195 cm (6′2″–6′5″)

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Adjustable Sizing

Adjustable saddle height

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Folded Dimensions

n/a

Wheel & Tire Details

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Wheelset Name

Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108 hub

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Wheelset Size

29 inch

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Tires

Bontrager Brevard Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 29x2.50" // Bontrager Brevard Pro XR, Tubeless Ready, dual compound, aramid bead, 60 tpi, 27.5x2.50"

Frame Info

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Frame Material

Aluminium

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Suspension Type

Front and Rear suspension

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Foldable Frame

No

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Max Payload

136 kg (299.8 lbs)

Drivechain Details

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Groupset details

Shimano CUES U6000 10-speed

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Drivechain type

Chain drive

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Shifters

Shimano SLX M 7100, 12-speed

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Amount of gears

10 Gears

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Rear Derailleur

Shimano XT M 8100

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Front Derailleur

Not Applicable

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Cassette

Shimano Deore M 6100, 10-51 T, 12-speed

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Cranks

Ethirteen Espec Plus, 160 mm length

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Chain

Shimano SLX M 7100, 12-speed

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Bottom Bracket

Integrated with the Bosch drive unit (custom interface for the motor)

Brakes

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Brakes

SRAM DB8 4-piston hydraulic disc brakes with SRAM CenterLine 200 mm rotors

Hydraulic Disc Brake

Brake Type: Hydraulic Disc Brake

Hydraulic operated discs brakes (Very good)

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Brake Rotors

4-piston hydraulic disc brakes

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Shifters

Shimano SLX M 7100, 12-speed

Other Components

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Saddle

Unknown

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Handlebars

Unknown

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Bar Tape

Unknown

Manufactures Info

Worldwide Shipping: Yes

Delivery across the globe!

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Warranty: 2 Years

Limited warranty website average: 3.12 years

The Rail+ 8 is an aluminium enduro e-bike with big power and tons of travel for wild, ride-anything adventures. It starts with an Alpha Platinum Aluminium frame paired with a RockShox Super Deluxe Select+ RT shock and ZEB Select fork (160 mm front/rear) for making quick work of chunky backcountry rock gardens. You get the smooth-shifting performance of a Shimano XT/SLX drivetrain, stop-on-a-dime control from SRAM DB 8 4-piston disc brakes, a Bont ... Read More