Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals

2020 Trek

Rail 5

A 29″ aluminum frame full suspension enduro e-bike with high-end components.
Compare the full range

Manufacturer Price

$4,999
Weight51.9 lbs  
FrameAluminum
SuspensionFull, 150 / 160mm
ForkRockShox 35 Gold RL
ShockRockShox Deluxe Select+
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetX1, SX Eagle
MotorBosch 250W 75Nm mid-drive
BatteryBosch 500Wh
BrakesTektro Hydraulic Disc
SeatpostDropper
Where to Buy
Similar Bikes
Top Comparison
Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Rail 5
Other Enduro bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

28 mph

Rail 5

26 mph

Similar Bikes

Highest gear

(descending)

Reviews

Summary

The Trek Rail is a highly capable enduro e-bike praised for its excellent suspension performance, balanced geometry, and powerful Bosch motor. It excels on descents with stable handling and supple, sensitive suspension that offers great small-bump compliance and mid-stroke support. However, some reviews note issues with electronic accessories, motor noise, and component choices that don't always match the bike's high price.

Pros
  • Excellent suspension performance with supple sensitivity and mid-stroke support

  • Powerful and natural-feeling Bosch motor with smooth power delivery

  • Balanced geometry that inspires confidence on descents and technical terrain

  • Stable and composed handling at speed

  • Good climbing capability with efficient motor assistance

Cons
  • Electronic accessories and Bosch Smart System limitations

  • Motor noise including whining and clunking

  • Component choices that don't always match the bike's premium positioning

  • Short dropper post on larger frame sizes

  • Tire selection that may not suit all conditions

Key Quotes
But once I got it out on the trail, I loved the Rail. It is one of my favorite e-mountain bikes and the best e-all-arounder I've ridden so far.
Bicycling
No other bike responds to an active riding style as well as the Rail 7, allowing aggressive riders to push their limits.
E-Mountainbike Magazine logoE-Mountainbike Magazine
The Trek Rail 9 is as rewarding to ride as it is easy to live with. Our E-Bike of the Year.
MBR logoMBR
In a year's time, I haven't had a single bad ride on the Rail
NSMB logoNSMB

Feedback?

View all reviews

Bicycling
The Trek Rail 9.9 AXS eMTB Encompasses Greatness That Is Bedeviled by Gremlins

Oct 2021

Great performance e-bike, killer motor tune, but so many glitchy electronic accessories.

Read Review

Pinkbike
First Ride: 2022 Trek Rail 9.9 - More Battery Power & Updated Geometry

Oct 2021 · Matt Beer

The Rail 9.9 now has a 750Wh battery and geometry numbers that are similar to the Slash's.

Read Review

NSMB
Trek Rail 9.8 XT Review

Jun 2021

Trek's Rail e-bike platform is smooth, powerful, and successfully walks the line between trail bike and something bigger.

Read Review

Outdoor Gear Lab
Trek Rail 9.7

Apr 2021 · Jeremy Benson

The Rail 9.7 is a powerful electric mountain bike from the Trek Bicycle Company. This 29er has 150mm of rear-wheel travel paired with a 160mm fork and a...

Highs
  • Powerful motor

  • Good distance range

  • Well-rounded performance

Lows
  • Battery or motor rattle

  • Expensive

  • Sluggish handling at low speeds

Read Review

MBR
Trek Rail 9 (2021) electric mountain bike review - MBR

Nov 2020 · Danny Milner

If Tonka did mountain bikes, we reckon they would look a lot like the Trek Rail 9. Pumped up in all directions, the Rail is like a two-wheel linebacker.

Highs
  • Enduro-bike pace and composure coupled with a superb motor

Lows
  • Tyres don’t do the bike justice

Read Review

VeloNews
Trek Rail 9.9 X01 AXS review

Oct 2020 · Berne Broudy

Trek’s long-travel Rail 9.9 soars up climbs and crushes descents, rolling on top-end suspension with electronic shifting and dropper.

Read Review

EMTB Forums
2020 TREK RAIL 7 REVIEW

Jun 2020 · Knut

The Rail 7 is an alloy bike that costs €5.499. It is the only model in the line-up running the 12-speed Shimano drivetrain.

Read Review

E-Mountainbike Magazine
Trek Rail 7 EU in review

Mar 2020 · Felix Stix

Does the Trek Rail 7 live up to its name and ride the trails like it's on rails or should we expect severe delays?

Highs
  • Tidy, ergonomic cockpit

  • Simultaneously composed and agile

  • Defined yet plush suspension

  • Super capable on the descents

  • Confidence-inspiring

Lows
  • Dropper post is too short

  • Tires only make sense on hard-packed surfaces

  • Chain slap on the seat stay

Read Review

Geometry
Specs
Build
Frame

Alpha Platinum Aluminum, Removable Integrated Battery (RIB), tapered head tube, Control Freak internal routing, magnesium rocker link, Motor Armor, Mino Link, ABP, Boost148, 12mm thru axle, 150mm travel

Tire Clearance2.6"

Fork

RockShox 35 Gold RL, DebonAir spring, Motion Control damper, e-MTB optimized, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 160mm travel

Travel160mm

Spring TypeAir

Shock

RockShox Deluxe Select+, 230x57.5mm

Travel150mm

Stem

Bontrager Rhythm Comp, 31.8mm, Knock Block, 0 degree, 50mm length

Handlebar

Bontrager alloy, 31.8mm, 15mm rise, 750mm width

Saddle

Bontrager Arvada, steel rails, 138mm width

Seatpost

Size: S, TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length; Size: M, L, XL, TranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length

TypeDropper

Pedals

VP-536 nylon platform

Grips

Bontrager XR Trail Comp, nylon lock-on

Groupset
Rear Derailleur

SRAM SX Eagle

Crank

SRAM X1 1000, 36T, 165mm length

Shifters

SRAM SX Eagle single-click, 12 speed

Cassette

SRAM PG-1210 Eagle, 11-50, 12 speed

Chain

SRAM SX Eagle, 12 speed

Brakes

Tektro HD-M745 4-piston hydraulic disc

TypeTektro Hydraulic Disc

Wheels
Rims

Alex MD35, Tubeless Ready, 32-hole, 35mm width, presta valve

Front Hub

Bontrager sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle

Rear Hub

Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Shimano 8/9/10 freehub, Boost148, 12mm thru axle

Tires

Bontrager XR4 Comp, wire bead, 30 tpi, 29x2.60''

Disc Rotors

Tektro, 203mm, 6-bolt

Electric Components
Motor

Bosch Performance CX, magnesium motor body, 250 watt, 75 Nm, 20mph or 32km/h max assist

Battery

Bosch PowerTube 500

Remote

Bosch Purion

Charger

Bosch compact 2A (100-240V) charger

Rider Notes
Riders Also Viewed

First added October 10

Last updated July 17

Not listed for 2,142 days